abrdn Life Sciences Investors SEC EDGAR Filings (CIK 0000884121)

SEC EDGAR filings, ownership reports, and insider transactions for abrdn Life Sciences Investors.

Symbol
HQL on NYSE
Business address
1900 Market Street, Suite 200, Philadelphia, PA, 19103
State of incorporation
MA
Fiscal year end
30 September
Former names
TEKLA LIFE SCIENCES INVESTORS (to 05 Oct 2023), H&Q LIFE SCIENCES INVESTORS (to 18 Sep 2014)
⭐ Add to watchlist ⭐
Get insider transactions for this issuer
abrdn Life Sciences Investors has filed 507 SEC EDGAR filings since 13 Dec 1995

Latest Filings

Recent SEC filings for abrdn Life Sciences Investors including SCHEDULE 13D/A, 3, 4 and more.

Form type Document Filing Description Filing date Reporting date File number(s)
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 11 Feb 2026 005-48561
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 08 Jan 2026 005-48561
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 19 Dec 2025 09 Dec 2025
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Dec 2025 16 Dec 2025
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 08 Dec 2025 30 Sep 2025 811-06565
N-CEN Open N-CEN document View SEC filing for N-CEN 08 Dec 2025 30 Sep 2025 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 Nov 2025 30 Sep 2025 811-06565
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 24 Nov 2025 005-48561
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 26 Sep 2025 005-48561
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Sep 2025 19 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Sep 2025 17 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Sep 2025 15 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Sep 2025 11 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 03 Sep 2025 005-48561
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Sep 2025 29 Aug 2025
N-PX Open N-PX document View SEC filing for N-PX 29 Aug 2025 30 Jun 2025 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 28 Aug 2025 30 Jun 2025 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Aug 2025 26 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Aug 2025 21 Aug 2025
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 29 Jul 2025 811-06565
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 22 Jul 2025 17 Jul 2025
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 09 Jun 2025 31 Mar 2025 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 May 2025 31 Mar 2025 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 May 2025 15 May 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2025 13 May 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2025 08 May 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 May 2025 07 May 2025
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 28 Apr 2025 005-48561
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Apr 2025 17 Apr 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Apr 2025 15 Apr 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Apr 2025 14 Apr 2025
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 14 Apr 2025 28 May 2025 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Apr 2025 10 Apr 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Apr 2025 03 Apr 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Apr 2025 01 Apr 2025
SCHEDULE 13D/A Open SCHEDULE 13D/A document | Open XBRL data View SEC filing for SCHEDULE 13D/A 01 Apr 2025 005-48561
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Apr 2025 31 Mar 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 Mar 2025 27 Mar 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Mar 2025 24 Mar 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Mar 2025 11 Mar 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Mar 2025 11 Mar 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Mar 2025 11 Mar 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Mar 2025 11 Mar 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Mar 2025 11 Mar 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Mar 2025 11 Mar 2025
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 28 Feb 2025 31 Dec 2024 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Feb 2025 26 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Feb 2025 13 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Feb 2025 12 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Feb 2025 10 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Feb 2025 03 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Jan 2025 29 Jan 2025
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Dec 2024 13 Mar 2024
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 20 Dec 2024 10 Dec 2024
N-CEN Open N-CEN document View SEC filing for N-CEN 16 Dec 2024 30 Sep 2024 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 09 Dec 2024 30 Sep 2024 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 27 Nov 2024 30 Sep 2024 811-06565
N-PX Open N-PX document View SEC filing for N-PX 03 Sep 2024 30 Jun 2024 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 28 Aug 2024 30 Jun 2024 811-06565
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 27 Aug 2024 23 Aug 2024
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 15 Aug 2024 811-06565
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 18 Jul 2024 16 Jul 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 27 Jun 2024 26 Jun 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Jun 2024 24 Jun 2024
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Jun 2024 12 Jun 2024
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 18 Jun 2024 10 Jun 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Jun 2024 12 Jun 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Jun 2024 10 Jun 2024
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 10 Jun 2024 31 Mar 2024 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Jun 2024 06 Jun 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jun 2024 04 Jun 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jun 2024 31 May 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A FORM SC 13D/A 03 Jun 2024 005-48561
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 May 2024 28 May 2024
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 May 2024 31 Mar 2024 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 24 May 2024 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 May 2024 23 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 May 2024 15 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 May 2024 10 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 May 2024 08 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 May 2024 06 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 May 2024 01 May 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 May 2024 30 Apr 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Apr 2024 26 Apr 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A FORM SC 13D/A 29 Apr 2024 005-48561
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Apr 2024 24 Apr 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Apr 2024 22 Apr 2024
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 22 Apr 2024 25 Jun 2024 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Apr 2024 18 Apr 2024
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 19 Apr 2024 18 Apr 2024
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A FORM SC 13D/A 17 Apr 2024 005-48561
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 12 Apr 2024 09 Apr 2024
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 22 Mar 2024 13 Mar 2024
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 29 Feb 2024 31 Dec 2023 811-06565
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A FORM SC 13D/A 07 Feb 2024 005-48561
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A FORM SC 13D/A 12 Jan 2024 005-48561
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 04 Jan 2024 02 Jan 2024
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 02 Jan 2024 28 Dec 2023
SC 13D Open SC 13D document View SEC filing for SC 13D FORM SC 13D 29 Dec 2023 005-48561
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 22 Dec 2023 13 Dec 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 22 Dec 2023 13 Dec 2023
N-CEN Open N-CEN document View SEC filing for N-CEN 12 Dec 2023 30 Sep 2023 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 11 Dec 2023 30 Sep 2023 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 15 Nov 2023 30 Sep 2023 811-06565
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Nov 2023 27 Oct 2023
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 05 Oct 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 04 Oct 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 02 Oct 2023 811-06565
POS EX Open POS EX document View SEC filing for POS EX POS EX 27 Sep 2023 333-195326
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 25 Sep 2023 25 Sep 2023
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 20 Sep 2023 20 Sep 2023
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 15 Sep 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 15 Sep 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 13 Sep 2023 811-06565
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 12 Sep 2023 06 Sep 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 05 Sep 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 29 Aug 2023 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 28 Aug 2023 30 Jun 2023 811-06565
N-CSR/A Open N-CSR/A document View SEC filing for N-CSR/A N-CSR/A 25 Aug 2023 30 Sep 2022 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 22 Aug 2023 811-06565
N-CSR/A Open N-CSR/A document View SEC filing for N-CSR/A N-CSR/A 22 Aug 2023 30 Sep 2022 811-06565
CORRESP Open CORRESP document View SEC filing for CORRESP 22 Aug 2023
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 14 Aug 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 11 Aug 2023 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 04 Aug 2023 30 Jun 2023 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 04 Aug 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 28 Jul 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 18 Jul 2023 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA 14A 11 Jul 2023 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 10 Jul 2023 14 Aug 2023 811-06565
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 27 Jun 2023 14 Aug 2023 811-06565
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 06 Jun 2023 31 Mar 2023 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 15 May 2023 31 Mar 2023 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 11 Apr 2023 08 Jun 2023 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 24 Feb 2023 31 Dec 2022 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 06 Feb 2023 005-48561
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Dec 2022 30 Sep 2022 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 07 Dec 2022 30 Sep 2022 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 21 Nov 2022 30 Sep 2022 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 Aug 2022 30 Jun 2022 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 19 Aug 2022 30 Jun 2022 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 15 Aug 2022 811-06565
POS EX Open POS EX document View SEC filing for POS EX POS EX 29 Jul 2022 333-195326
POS EX Open POS EX document View SEC filing for POS EX POS EX 01 Jul 2022 333-195326
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 14 Jun 2022 09 Jun 2022
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 03 Jun 2022 31 Mar 2022 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 25 May 2022 31 Mar 2022 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 20 Apr 2022 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 12 Apr 2022 09 Jun 2022 811-06565
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 24 Mar 2022 23 Mar 2022
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 23 Feb 2022 31 Dec 2021 811-06565
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 27 Jan 2022 26 Jan 2022
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 21 Jan 2022 005-48561
POS EX Open POS EX document View SEC filing for POS EX POS EX 22 Dec 2021 333-195326
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Dec 2021 30 Sep 2021 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 03 Dec 2021 30 Sep 2021 811-06565
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 02 Dec 2021 30 Nov 2021
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 12 Nov 2021 30 Sep 2021 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 Aug 2021 30 Jun 2021 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 19 Aug 2021 30 Jun 2021 811-06565
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 12 Aug 2021 11 Aug 2021
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 28 Jul 2021 811-06565
POS EX Open POS EX document View SEC filing for POS EX POS EX 02 Jul 2021 333-195326
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 04 Jun 2021 31 Mar 2021 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 May 2021 31 Mar 2021 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 13 Apr 2021 10 Jun 2021 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 26 Feb 2021 31 Dec 2020 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 21 Jan 2021 005-48561
POS EX Open POS EX document View SEC filing for POS EX POS EX 05 Jan 2021 333-195326
N-CEN Open N-CEN document View SEC filing for N-CEN 10 Dec 2020 30 Sep 2020 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 04 Dec 2020 30 Sep 2020 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 18 Nov 2020 30 Sep 2020 811-06565
4 Open 4 document View SEC filing for 4 4 26 Oct 2020 26 Oct 2020
4 Open 4 document View SEC filing for 4 4 21 Oct 2020 21 Oct 2020
4 Open 4 document View SEC filing for 4 4 23 Sep 2020 22 Sep 2020
POS EX Open POS EX document View SEC filing for POS EX POS EX 10 Sep 2020 333-195326
3 Open 3 document View SEC filing for 3 3 28 Aug 2020 27 Aug 2020
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 25 Aug 2020 30 Jun 2020 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 17 Aug 2020 30 Jun 2020 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 06 Aug 2020 811-06565
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 05 Jun 2020 31 Mar 2020 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 28 May 2020 31 Mar 2020 811-06565
4 Open 4 document View SEC filing for 4 4 22 May 2020 21 May 2020
CORRESP Open CORRESP document View SEC filing for CORRESP 08 May 2020
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 14 Apr 2020 11 Jun 2020 811-06565
4 Open 4 document View SEC filing for 4 4 17 Mar 2020 17 Mar 2020
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 27 Feb 2020 31 Dec 2019 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 03 Feb 2020 005-48561
N-CEN Open N-CEN document View SEC filing for N-CEN 12 Dec 2019 30 Sep 2019 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR CERTIFIED ANNUAL SHAREHOLDER REPORT 05 Dec 2019 30 Sep 2019 811-06565
NPORT-P Open NPORT-P document View SEC filing for NPORT-P 15 Nov 2019 30 Sep 2019 811-06565
NPORT-EX Open NPORT-EX document View SEC filing for NPORT-EX 29 Aug 2019 30 Jun 2019 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 15 Aug 2019 30 Jun 2019 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 15 Aug 2019 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 10 Jul 2019 005-48561
POS EX Open POS EX document View SEC filing for POS EX POST-EFFECTIVE AMENDMENT FILED SOLELY TO ADD EXHIBITS 20 Jun 2019 333-195326
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 05 Jun 2019 31 Mar 2019 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 15 Apr 2019 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 15 Apr 2019 13 Jun 2019 811-06565
POS EX Open POS EX document View SEC filing for POS EX POST-EFFECTIVE AMENDMENT FILED SOLELY TO ADD EXHIBITS 12 Mar 2019 333-195326
N-Q Open N-Q document View SEC filing for N-Q N-Q 26 Feb 2019 31 Dec 2018 811-06565
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 28 Jan 2019 005-48561
3 Open 3 document View SEC filing for 3 3 19 Dec 2018 13 Dec 2018
N-CEN Open N-CEN document View SEC filing for N-CEN 13 Dec 2018 30 Sep 2018 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR CERTIFIED ANNUAL SHAREHOLDER REPORT 04 Dec 2018 30 Sep 2018 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 28 Aug 2018 30 Jun 2018 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 20 Aug 2018 30 Jun 2018 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 27 Jul 2018 811-06565
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 01 Jun 2018 31 Mar 2018 811-06565
NSAR-A Open NSAR-A document View SEC filing for NSAR-A ANSWER FILE 25 May 2018 31 Mar 2018 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 25 Apr 2018 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 18 Apr 2018 14 Jun 2018 811-06565
POS EX Open POS EX document View SEC filing for POS EX POST-EFFECTIVE AMENDMENT FILED SOLELY TO ADD EXHIBITS 18 Apr 2018 333-195326
N-Q Open N-Q document View SEC filing for N-Q N-Q 23 Feb 2018 31 Dec 2017 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Jan 2018 25 Jan 2018
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 18 Jan 2018 19 Dec 2017
N-CSR Open N-CSR document View SEC filing for N-CSR CERTIFIED ANNUAL SHAREHOLDER REPORT 05 Dec 2017 30 Sep 2017 811-06565
NSAR-B Open NSAR-B document View SEC filing for NSAR-B ANSWER FILE 27 Nov 2017 30 Sep 2017 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 30 Aug 2017 30 Jun 2017 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 25 Aug 2017 30 Jun 2017 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 27 Jul 2017 811-06565
CORRESP Open CORRESP document View SEC filing for CORRESP 18 Jul 2017
POS EX Open POS EX document View SEC filing for POS EX POS EX 19 Jun 2017 333-195326
CORRESP Open CORRESP document View SEC filing for CORRESP 19 Jun 2017
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 02 Jun 2017 31 Mar 2017 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 26 May 2017 811-06565
NSAR-A Open NSAR-A document View SEC filing for NSAR-A NSAR-A 25 May 2017 31 Mar 2017 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 24 May 2017 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 18 Apr 2017 15 Jun 2017 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 24 Feb 2017 31 Dec 2016 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A MSSB YE EXIT 13 Feb 2017 005-48561
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 27 Jan 2017 005-48561
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 01 Dec 2016 30 Sep 2016 811-06565
NSAR-B Open NSAR-B document View SEC filing for NSAR-B NSAR-B 22 Nov 2016 30 Sep 2016 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 29 Aug 2016 30 Jun 2016 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 26 Aug 2016 30 Jun 2016 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 14 Jul 2016 811-06565
N-CSRS Open N-CSRS document | Open XBRL data View SEC filing for N-CSRS N-CSRS 03 Jun 2016 31 Mar 2016 811-06565
NSAR-A Open NSAR-A document View SEC filing for NSAR-A NSAR-A 25 May 2016 31 Mar 2016 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 18 Apr 2016 14 Jun 2016 811-06565
CORRESP Open CORRESP document View SEC filing for CORRESP 18 Apr 2016
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 04 Apr 2016 14 Jun 2016 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 26 Feb 2016 31 Dec 2015 811-06565
SC 13G Open SC 13G document View SEC filing for SC 13G MSSB INITIAL 11 Feb 2016 005-48561
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 25 Jan 2016 005-48561
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 02 Dec 2015 30 Sep 2015 811-06565
NSAR-B Open NSAR-B document View SEC filing for NSAR-B NSAR-B 24 Nov 2015 30 Sep 2015 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 28 Aug 2015 30 Jun 2015 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 27 Aug 2015 30 Jun 2015 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 26 Aug 2015 811-06565
4 Open 4 document View SEC filing for 4 4 29 Jun 2015 29 Jun 2015
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 02 Jun 2015 31 Mar 2015 811-06565
NSAR-A Open NSAR-A document View SEC filing for NSAR-A 28 May 2015 31 Mar 2015 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 20 Apr 2015 04 Jun 2015 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 26 Feb 2015 31 Dec 2014 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 23 Jan 2015 005-48561
NSAR-B Open NSAR-B document View SEC filing for NSAR-B NSAR B 28 Nov 2014 30 Sep 2014 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 26 Nov 2014 30 Sep 2014 811-06565
POS AMI Open POS AMI document View SEC filing for POS AMI POS AMI 15 Oct 2014 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 18 Sep 2014 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 29 Aug 2014 30 Jun 2014 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 27 Aug 2014 30 Jun 2014 811-06565
CORRESP Open CORRESP document View SEC filing for CORRESP 21 Jul 2014
40-APP/A Open 40-APP/A document View SEC filing for 40-APP/A 40-APP 18 Jul 2014 812-14306-03
4 Open 4 document View SEC filing for 4 4 11 Jul 2014 24 Jun 2014
4 Open 4 document View SEC filing for 4 4 01 Jul 2014 30 Jun 2014
4 Open 4 document View SEC filing for 4 4 01 Jul 2014 24 Jun 2014
4 Open 4 document View SEC filing for 4 4 30 Jun 2014 24 Jun 2014
4 Open 4 document View SEC filing for 4 4 30 Jun 2014 24 Jun 2014
4 Open 4 document View SEC filing for 4 4 30 Jun 2014 24 Jun 2014
4 Open 4 document View SEC filing for 4 4 30 Jun 2014 24 Jun 2014
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 06 Jun 2014 31 Mar 2014 811-06565
497 Open 497 document View SEC filing for 497 497 30 May 2014 333-195326
EFFECT Open EFFECT document View SEC filing for EFFECT 29 May 2014 333-195326
NSAR-A Open NSAR-A document View SEC filing for NSAR-A NSAR A 29 May 2014 31 Mar 2014 811-06565
N-2/A Open N-2/A document View SEC filing for N-2/A N-2/A 28 May 2014 811-06565,333-195326
CORRESP Open CORRESP document View SEC filing for CORRESP 23 May 2014
N-2/A Open N-2/A document View SEC filing for N-2/A N-2/A 23 May 2014 811-06565,333-195326
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 19 May 2014
40-APP Open 40-APP document View SEC filing for 40-APP 40-APP 09 May 2014 812-14306-03
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 30 Apr 2014 09 Jun 2014 811-06565
N-2 Open N-2 document View SEC filing for N-2 N-2 16 Apr 2014 811-06565,333-195326
N-Q Open N-Q document View SEC filing for N-Q N-Q 24 Feb 2014 31 Dec 2013 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 17 Jan 2014 005-48561
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 05 Dec 2013 30 Sep 2013 811-06565
NSAR-B Open NSAR-B document View SEC filing for NSAR-B NSAR-B 27 Nov 2013 30 Sep 2013 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 30 Aug 2013 30 Jun 2013 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 23 Aug 2013 30 Jun 2013 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 31 Jul 2013 811-06565
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDED SCHEDULE 13G 10 Jul 2013 005-48561
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jun 2013 04 Jun 2013
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 04 Jun 2013 31 Mar 2013 811-06565
NSAR-A Open NSAR-A document View SEC filing for NSAR-A HQL ANSWER FILE 30 May 2013 31 Mar 2013 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 25 Apr 2013 04 Jun 2013 811-06565
8-K Open 8-K document View SEC filing for 8-K 8-K 25 Mar 2013 22 Mar 2013 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 22 Feb 2013 31 Dec 2012 811-06565
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 07 Feb 2013 005-48561
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 07 Feb 2013 005-48561
POS AMI Open POS AMI document View SEC filing for POS AMI POS AMI 28 Dec 2012 811-06565
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 03 Dec 2012 30 Sep 2012 811-06565
NSAR-B Open NSAR-B document View SEC filing for NSAR-B ANSWER FILE 29 Nov 2012 30 Sep 2012 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 31 Aug 2012 30 Jun 2012 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 28 Aug 2012 30 Jun 2012 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 15 Aug 2012 811-06565
CORRESP Open CORRESP document View SEC filing for CORRESP 02 Aug 2012
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 04 Jun 2012 811-06565
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 01 Jun 2012 31 Mar 2012 811-06565
NSAR-A Open NSAR-A document View SEC filing for NSAR-A HQL ANSWER FILE 29 May 2012 31 Mar 2012 811-06565
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 08 May 2012 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 30 Apr 2012 11 Jun 2012 811-06565
8-K Open 8-K document View SEC filing for 8-K 8-K 23 Mar 2012 23 Mar 2012 811-06565
4 Open 4 document View SEC filing for 4 4 21 Mar 2012 19 Mar 2012
4 Open 4 document View SEC filing for 4 4 12 Mar 2012 09 Mar 2012
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Mar 2012 09 Mar 2012
N-Q Open N-Q document View SEC filing for N-Q N-Q 28 Feb 2012 31 Dec 2011 811-06565
3 Open 3 document View SEC filing for 3 3 15 Dec 2011 13 Dec 2011
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 05 Dec 2011 30 Sep 2011 811-06565
NSAR-B Open NSAR-B document View SEC filing for NSAR-B 28 Nov 2011 30 Sep 2011 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 31 Aug 2011 30 Jun 2011 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 22 Aug 2011 30 Jun 2011 811-06565
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Aug 2011 08 Aug 2011
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 28 Jul 2011 811-06565
POS AMI Open POS AMI document View SEC filing for POS AMI POS AMI 05 Jul 2011 811-06565
8-K Open 8-K document View SEC filing for 8-K 8-K 30 Jun 2011 30 Jun 2011 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 08 Jun 2011 08 Jul 2011 811-06565
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 7 TO THE SCHEDULE 13D 06 Jun 2011 005-48561
SC TO-I/A Open SC TO-I/A document View SEC filing for SC TO-I/A SC TO-I/A 02 Jun 2011 005-48561
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 02 Jun 2011 31 Mar 2011 811-06565
SC TO-I/A Open SC TO-I/A document View SEC filing for SC TO-I/A SC TO-I/A 01 Jun 2011 005-48561
NSAR-A Open NSAR-A document View SEC filing for NSAR-A HQL ANSWER FILE 31 May 2011 31 Mar 2011 811-06565
SC TO-I/A Open SC TO-I/A document View SEC filing for SC TO-I/A SC TO-I/A 25 May 2011 005-48561
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 6 TO THE SCHEDULE 13D 23 May 2011 005-48561
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 5 TO THE SCHEDULE 13D 09 May 2011 005-48561
8-K Open 8-K document View SEC filing for 8-K 8-K 03 May 2011 02 May 2011 811-06565
SC TO-I Open SC TO-I document View SEC filing for SC TO-I SC TO-I 03 May 2011 005-48561
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 4 TO THE SCHEDULE 13D 25 Apr 2011 005-48561
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 30 Mar 2011 02 May 2011 811-06565
NO ACT Open NO ACT document View SEC filing for NO ACT AUTO-GENERATED PAPER DOCUMENT 24 Mar 2011 24 Mar 2011 811-06565
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 22 Mar 2011 03 May 2011 811-06565
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO.3 TO THE SCHEDULE 13D 14 Mar 2011 005-48561
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 03 Mar 2011 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 28 Feb 2011 31 Dec 2010 811-06565
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 2 TO THE SCHEDULE 13D 25 Feb 2011 005-48561
NO ACT Open NO ACT document View SEC filing for NO ACT AUTO-GENERATED PAPER DOCUMENT 04 Feb 2011 20 Dec 2010 811-06565
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 1 TO THE SCHEDULE 13D 19 Jan 2011 005-48561
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D 04 Jan 2011 005-48561
N-CSR Open N-CSR document View SEC filing for N-CSR N-CSR 01 Dec 2010 30 Sep 2010 811-06565
NSAR-B Open NSAR-B document View SEC filing for NSAR-B 29 Nov 2010 30 Sep 2010 811-06565
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Nov 2010 01 Nov 2010 811-06565
N-PX Open N-PX document View SEC filing for N-PX N-PX 31 Aug 2010 30 Jun 2010 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 27 Aug 2010 30 Jun 2010 811-06565
3 Open 3 document View SEC filing for 3 3 18 Jun 2010 08 Jun 2010
N-CSRS Open N-CSRS document View SEC filing for N-CSRS N-CSRS 27 May 2010 31 Mar 2010 811-06565
NSAR-A Open NSAR-A document View SEC filing for NSAR-A HQL NSAR 26 May 2010 31 Mar 2010 811-06565
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 27 Apr 2010 08 Jun 2010 811-06565
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Apr 2010 05 Apr 2010 811-06565
N-Q Open N-Q document View SEC filing for N-Q N-Q 01 Mar 2010 31 Dec 2009 811-06565
40-17G Open 40-17G document View SEC filing for 40-17G 40-17G 14 Jan 2010 811-06565

About this filer

abrdn Life Sciences Investors files with the SEC under CIK 0000884121. This page aggregates EDGAR filings and related ownership activity.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

Related pages