Landos Biopharma, Inc.

Entity
Company
Industry
Pharmaceutical Preparations (Office Of Life Sciences)
Business address
1800 Kraft Drive, Suite 216, 24060 Blacksburg, VA
Phone
540-818-2844
State of incorporation
DE
Fiscal year end
December 31
Category

Emerging growth company
All SEC filings
View on sec.gov
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Landos Biopharma, Inc. has filed 211 SEC EDGAR filings since 8/23/2019

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
15-12G Open Document Open Filing 15-12G Jun 3, 2024 001-39971
4 Open Document Open Filing May 23, 2024 May 23, 2024
4 Open Document Open Filing May 23, 2024 May 23, 2024
4 Open Document Open Filing May 23, 2024 May 23, 2024
4 Open Document Open Filing May 23, 2024 May 23, 2024
4 Open Document Open Filing May 23, 2024 May 23, 2024
4 Open Document Open Filing May 23, 2024 May 23, 2024
4 Open Document Open Filing May 23, 2024 May 23, 2024
4 Open Document Open Filing May 23, 2024 May 23, 2024
RW Open Document Open Filing RW May 23, 2024 333-263836
S-8 POS Open Document Open Filing S-8 POS May 23, 2024 333-256185
S-8 POS Open Document Open Filing S-8 POS May 23, 2024 333-263832
S-8 POS Open Document Open Filing S-8 POS May 23, 2024 333-270768
S-8 POS Open Document Open Filing S-8 POS May 23, 2024 333-278131
8-K Open Document | Data Open Filing 8-K May 23, 2024 May 23, 2024 001-39971
25-NSE Open Document Open Filing May 23, 2024 001-39971
8-K Open Document | Data Open Filing 8-K May 23, 2024 May 23, 2024 001-39971
10-Q Open Document | Data Open Filing 10-Q May 9, 2024 Mar 31, 2024 001-39971
DEFM14A Open Document Open Filing DEFM14A Apr 25, 2024 001-39971
10-K/A Open Document | Data Open Filing 10-K/A Apr 16, 2024 Dec 31, 2023 001-39971
PREM14A Open Document Open Filing PREM14A Apr 15, 2024 Apr 15, 2024 001-39971
SC 13D/A Open Document Open Filing SC 13D/A Apr 10, 2024 005-92247
SC 13D/A Open Document Open Filing SC 13D/A Apr 10, 2024 005-92247
DEFA14A Open Document Open Filing DEFA14A Mar 26, 2024 001-39971
DEFA14A Open Document Open Filing DEFA14A Mar 25, 2024 001-39971
DEFA14A Open Document Open Filing DEFA14A Mar 25, 2024 001-39971
8-K Open Document | Data Open Filing 8-K Mar 25, 2024 Mar 24, 2024 001-39971
S-8 Open Document Open Filing S-8 Mar 21, 2024 333-278131
10-K Open Document | Data Open Filing 10-K Mar 21, 2024 Dec 31, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Mar 21, 2024 Mar 21, 2024 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Mar 4, 2024 Feb 29, 2024
4 Open Document Open Filing FORM 4 SUBMISSION Mar 4, 2024 Feb 29, 2024
SC 13G/A Open Document Open Filing Feb 14, 2024 005-92247
8-K Open Document | Data Open Filing 8-K Jan 4, 2024 Jan 4, 2024 001-39971
8-K Open Document | Data Open Filing 8-K Nov 21, 2023 Nov 21, 2023 001-39971
10-Q Open Document | Data Open Filing 10-Q Nov 9, 2023 Sep 30, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Nov 9, 2023 Nov 9, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Sep 21, 2023 Sep 18, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Sep 14, 2023 Sep 14, 2023 001-39971
10-Q Open Document | Data Open Filing 10-Q Aug 9, 2023 Jun 30, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Aug 9, 2023 Aug 9, 2023 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Jun 1, 2023 May 30, 2023
3 Open Document Open Filing FORM 3 SUBMISSION Jun 1, 2023 May 30, 2023
8-K Open Document | Data Open Filing 8-K May 30, 2023 May 24, 2023 001-39971
8-K Open Document | Data Open Filing 8-K May 25, 2023 May 23, 2023 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION May 24, 2023 May 23, 2023
4 Open Document Open Filing FORM 4 SUBMISSION May 24, 2023 May 23, 2023
4 Open Document Open Filing FORM 4 SUBMISSION May 24, 2023 May 23, 2023
4 Open Document Open Filing FORM 4 SUBMISSION May 24, 2023 May 23, 2023
4 Open Document Open Filing FORM 4 SUBMISSION May 24, 2023 May 23, 2023
10-Q Open Document | Data Open Filing 10-Q May 12, 2023 Mar 31, 2023 001-39971
8-K Open Document | Data Open Filing 8-K May 12, 2023 May 12, 2023 001-39971
ARS Open Document Open Filing ARS Apr 19, 2023 Dec 31, 2022 001-39971
DEF 14A Open Document Open Filing DEF 14A Apr 19, 2023 May 23, 2023 001-39971
PRE 14A Open Document Open Filing PRE 14A Apr 10, 2023 May 23, 2023 001-39971
SC 13D/A Open Document Open Filing SC 13D/A Mar 30, 2023 005-92247
SC 13D/A Open Document Open Filing SC 13D/A Mar 30, 2023 005-92247
S-8 Open Document Open Filing S-8 Mar 23, 2023 333-270768
10-K Open Document | Data Open Filing 10-K Mar 23, 2023 Dec 31, 2022 001-39971
8-K Open Document | Data Open Filing 8-K Mar 23, 2023 Mar 23, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Mar 10, 2023 Mar 10, 2023 001-39971
4 Open Document Open Filing PRIMARY DOCUMENT Mar 2, 2023 Feb 28, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Mar 2, 2023 Feb 28, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Mar 2, 2023 Feb 28, 2023
4 Open Document Open Filing FORM 4 SUBMISSION Mar 2, 2023 Feb 28, 2023
8-K Open Document | Data Open Filing 8-K Feb 28, 2023 Feb 28, 2023 001-39971
5 Open Document Open Filing PRIMARY DOCUMENT Feb 14, 2023 Dec 31, 2022
SC 13G/A Open Document Open Filing Feb 14, 2023 005-92247
SC 13D/A Open Document Open Filing SC 13D/A Jan 13, 2023 005-92247
8-K Open Document | Data Open Filing 8-K Jan 13, 2023 Jan 10, 2023 001-39971
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Jan 11, 2023 Jan 10, 2023
8-K Open Document | Data Open Filing 8-K Jan 5, 2023 Jan 5, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Jan 5, 2023 Jan 4, 2023 001-39971
8-K Open Document | Data Open Filing 8-K Dec 16, 2022 Dec 13, 2022 001-39971
10-Q Open Document | Data Open Filing 10-Q Nov 10, 2022 Sep 30, 2022 001-39971
8-K Open Document | Data Open Filing 8-K Nov 10, 2022 Nov 10, 2022 001-39971
SC 13D/A Open Document Open Filing LANDOS BIOPHARMA, INC. Nov 3, 2022 005-92247
SC 13D/A Open Document Open Filing LANDOS BIOPHARMA, INC. Oct 31, 2022 005-92247
SC 13D/A Open Document Open Filing LANDOS BIOPHARMA, INC. Oct 6, 2022 005-92247
4 Open Document Open Filing Sep 27, 2022 Sep 23, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Sep 7, 2022 Sep 5, 2022
3 Open Document Open Filing FORM 3 SUBMISSION Sep 7, 2022 Sep 5, 2022
EFFECT Open Document Open Filing Aug 15, 2022 333-263836
CORRESP Open Document Open Filing Aug 11, 2022
S-3/A Open Document Open Filing S-3/A Aug 11, 2022 333-263836
8-K Open Document | Data Open Filing 8-K Aug 11, 2022 Aug 11, 2022 001-39971
10-Q Open Document | Data Open Filing 10-Q Aug 11, 2022 Jun 30, 2022 001-39971
4 Open Document Open Filing PRIMARY DOCUMENT Aug 9, 2022 Aug 5, 2022
SC 13D/A Open Document Open Filing SC 13D/A Aug 9, 2022 005-92247
SC 13D/A Open Document Open Filing SC 13D/A Aug 9, 2022 005-92247
8-K Open Document | Data Open Filing 8-K Aug 3, 2022 Aug 3, 2022 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Jun 22, 2022 Jun 17, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jun 22, 2022 Jun 20, 2022
3 Open Document Open Filing FORM 3 SUBMISSION Jun 22, 2022 Jun 20, 2022
8-K Open Document | Data Open Filing 8-K Jun 21, 2022 Jun 17, 2022 001-39971
8-K Open Document | Data Open Filing 8-K Jun 17, 2022 Jun 13, 2022 001-39971
8-K Open Document | Data Open Filing 8-K Jun 13, 2022 Jun 7, 2022 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Jun 9, 2022 Jun 7, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jun 9, 2022 Jun 7, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jun 9, 2022 Jun 7, 2022
4 Open Document Open Filing FORM 4 SUBMISSION Jun 9, 2022 Jun 7, 2022
3 Open Document Open Filing FORM 3 SUBMISSION May 26, 2022 May 16, 2022
8-K Open Document | Data Open Filing 8-K May 19, 2022 May 15, 2022 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION May 18, 2022 May 16, 2022
4 Open Document Open Filing FORM 4 SUBMISSION May 18, 2022 May 16, 2022
4 Open Document Open Filing FORM 4 SUBMISSION May 18, 2022 May 16, 2022
CORRESP Open Document Open Filing May 18, 2022
CORRESP Open Document Open Filing May 16, 2022
10-Q Open Document | Data Open Filing 10-Q May 12, 2022 Mar 31, 2022 001-39971
8-K Open Document | Data Open Filing 8-K May 12, 2022 May 12, 2022 001-39971
DEFA14A Open Document Open Filing DEFA14A Apr 28, 2022 001-39971
DEF 14A Open Document Open Filing DEF 14A Apr 28, 2022 Jun 7, 2022 001-39971
8-K Open Document | Data Open Filing 8-K Apr 26, 2022 Apr 20, 2022 001-39971
8-K Open Document | Data Open Filing 8-K Apr 6, 2022 Apr 5, 2022 001-39971
UPLOAD Open Document Open Filing Mar 30, 2022
S-3 Open Document Open Filing S-3 Mar 24, 2022 333-263836
S-8 Open Document Open Filing S-8 Mar 24, 2022 333-263832
8-K Open Document | Data Open Filing 8-K Mar 24, 2022 Mar 24, 2022 001-39971
10-K Open Document | Data Open Filing 10-K Mar 24, 2022 Dec 31, 2021 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Mar 10, 2022 Mar 8, 2022
3 Open Document Open Filing FORM 3 SUBMISSION Mar 10, 2022 Mar 8, 2022
8-K Open Document | Data Open Filing 8-K Mar 10, 2022 Mar 8, 2022 001-39971
5 Open Document Open Filing PRIMARY DOCUMENT Feb 14, 2022 Dec 31, 2021
SC 13G Open Document Open Filing Feb 14, 2022 005-92247
SC 13G Open Document Open Filing SC 13G Feb 3, 2022 005-92247
8-K Open Document | Data Open Filing 8-K Jan 13, 2022 Jan 13, 2022 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Dec 21, 2021 Dec 17, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Dec 21, 2021 Dec 17, 2021
8-K Open Document | Data Open Filing 8-K Dec 21, 2021 Dec 17, 2021 001-39971
4 Open Document Open Filing PRIMARY DOCUMENT Dec 20, 2021 Dec 16, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Dec 15, 2021 Dec 13, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Dec 10, 2021 Dec 9, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Dec 8, 2021 Dec 6, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Dec 3, 2021 Dec 1, 2021
4 Open Document Open Filing PRIMARY DOCUMENT Dec 1, 2021 Nov 29, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Nov 18, 2021 Jul 26, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Nov 16, 2021 Nov 6, 2021
10-Q Open Document | Data Open Filing 10-Q Nov 15, 2021 Sep 30, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Nov 15, 2021 Nov 15, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Nov 10, 2021 Nov 6, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Nov 3, 2021 Nov 2, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Oct 28, 2021 Oct 28, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Oct 12, 2021 Oct 11, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Oct 8, 2021 Oct 6, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Sep 22, 2021 Sep 20, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Sep 17, 2021 Sep 15, 2021 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Aug 31, 2021 Aug 27, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Aug 31, 2021 Aug 27, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Aug 31, 2021 Aug 27, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Aug 31, 2021 Aug 27, 2021
8-K Open Document | Data Open Filing 8-K Aug 27, 2021 Aug 27, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Aug 26, 2021 Aug 26, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Aug 2, 2021 Jul 29, 2021 001-39971
10-Q Open Document | Data Open Filing 10-Q Jul 29, 2021 Jun 30, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Jul 22, 2021 Jul 22, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Jun 14, 2021 Jun 14, 2021 001-39971
8-K Open Document | Data Open Filing 8-K May 19, 2021 May 13, 2021 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION May 17, 2021 May 13, 2021
3 Open Document Open Filing FORM 3 SUBMISSION May 17, 2021 May 13, 2021
8-K Open Document | Data Open Filing 8-K May 17, 2021 May 14, 2021 001-39971
S-8 Open Document Open Filing S-8 May 17, 2021 333-256185
10-Q Open Document | Data Open Filing 10-Q May 17, 2021 Mar 31, 2021 001-39971
8-K Open Document | Data Open Filing 8-K May 7, 2021 May 6, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Apr 29, 2021 Apr 29, 2021 001-39971
8-K Open Document | Data Open Filing 8-K Apr 13, 2021 Apr 8, 2021 001-39971
4 Open Document Open Filing FORM 4 SUBMISSION Apr 12, 2021 Apr 8, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Apr 12, 2021 Apr 8, 2021
SC 13D/A Open Document Open Filing SC 13D/A Apr 6, 2021 005-92247
10-K Open Document Open Filing 10-K Mar 31, 2021 Dec 31, 2020 001-39971
SC 13D Open Document Open Filing SC 13D Feb 18, 2021 005-92247
SC 13D Open Document Open Filing Feb 16, 2021 005-92247
4 Open Document Open Filing FORM 4 SUBMISSION Feb 9, 2021 Feb 5, 2021
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Feb 9, 2021 Feb 5, 2021
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Feb 8, 2021 Feb 8, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Feb 8, 2021 Feb 8, 2021
8-K Open Document Open Filing 8-K Feb 8, 2021 Feb 8, 2021 001-39971
4 Open Document Open Filing Feb 8, 2021 Feb 4, 2021
3 Open Document Open Filing Feb 4, 2021 Feb 3, 2021
424B4 Open Document Open Filing 424B4 Feb 4, 2021 333-252083
EFFECT Open Document Open Filing Feb 3, 2021 333-252083
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Feb 3, 2021 Feb 3, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Feb 3, 2021 Feb 3, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Feb 3, 2021 Feb 3, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021
3 Open Document Open Filing FORM 3 SUBMISSION Feb 3, 2021 Feb 3, 2021
CERT Open Document Open Filing Feb 2, 2021 001-39971
CORRESP Open Document Open Filing Feb 1, 2021
S-1/A Open Document Open Filing S-1/A Feb 1, 2021 333-252083
CORRESP Open Document Open Filing Feb 1, 2021
CORRESP Open Document Open Filing Feb 1, 2021
8-A12B Open Document Open Filing 8-A12B Feb 1, 2021 001-39971
UPLOAD Open Document Open Filing Jan 29, 2021
CORRESP Open Document Open Filing Jan 28, 2021
S-1/A Open Document Open Filing S-1/A Jan 28, 2021 333-252083
UPLOAD Open Document Open Filing Jan 26, 2021
CORRESP Open Document Open Filing Jan 13, 2021
S-1 Open Document Open Filing S-1 Jan 13, 2021 333-252083
UPLOAD Open Document Open Filing Dec 15, 2020
DRS/A Open Document Open Filing Dec 1, 2020 377-03328
DRSLTR Open Document Open Filing Nov 30, 2020
UPLOAD Open Document Open Filing Sep 15, 2020
DRSLTR Open Document Open Filing Sep 1, 2020
DRS/A Open Document Open Filing Sep 1, 2020 377-03328
UPLOAD Open Document Open Filing Aug 20, 2020
DRS Open Document Open Filing Jul 24, 2020 377-03328
D Open Document Open Filing Aug 23, 2019 021-347303