STAMPS.COM INC SEC EDGAR Filings (CIK 0001082923)

SEC EDGAR filings, ownership reports, and insider transactions for STAMPS.COM INC.

Industry
Services Business Services, Nec (Office Of Trade & Services)
Business address
1990 E. Grand Ave, El Segundo, CA, 90245
State of incorporation
DE
Fiscal year end
31 December
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STAMPS.COM INC has filed 1,487 SEC EDGAR filings since 26 Apr 1999

Latest Filings

Recent SEC filings for STAMPS.COM INC including 15-12G, SC 13G, EFFECT and more.

Form type Document Filing Description Filing date Reporting date File number(s)
15-12G Open 15-12G document View SEC filing for 15-12G 15-12G 18 Oct 2021 000-26427
SC 13G Open SC 13G document View SEC filing for SC 13G 13 Oct 2021 005-58035
EFFECT Open EFFECT document View SEC filing for EFFECT 08 Oct 2021 333-43950
EFFECT Open EFFECT document View SEC filing for EFFECT 08 Oct 2021 333-202161
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2021 05 Oct 2021
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 05 Oct 2021 333-81733
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 05 Oct 2021 333-33648
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 05 Oct 2021 333-42764
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 05 Oct 2021 333-168360
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 05 Oct 2021 333-216990
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 05 Oct 2021 333-233999
POS AM Open POS AM document View SEC filing for POS AM POS AM 05 Oct 2021 333-43950
POS AM Open POS AM document View SEC filing for POS AM FORM POS AM 05 Oct 2021 333-202161
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 05 Oct 2021 05 Oct 2021 000-26427
25-NSE Open 25-NSE document View SEC filing for 25-NSE 05 Oct 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 04 Oct 2021 30 Sep 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Oct 2021 30 Sep 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 28 Sep 2021 24 Sep 2021
DEFA14A Open DEFA14A document View SEC filing for DEFA14A FORM DEFA14A 22 Sep 2021 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Sep 2021 22 Sep 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 20 Sep 2021 16 Sep 2021
4 Open 4 document View SEC filing for 4 FORM 4 15 Sep 2021 14 Sep 2021
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 09 Sep 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 08 Sep 2021 03 Sep 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Sep 2021 01 Sep 2021
DEFM14A Open DEFM14A document View SEC filing for DEFM14A DEFM14A 30 Aug 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 30 Aug 2021 26 Aug 2021
PREM14A Open PREM14A document View SEC filing for PREM14A PREM14A 19 Aug 2021 30 Sep 2021 000-26427
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 19 Aug 2021 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 19 Aug 2021 18 Aug 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 17 Aug 2021 13 Aug 2021
4 Open 4 document View SEC filing for 4 FORM 4 06 Aug 2021 04 Aug 2021
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Aug 2021 30 Jun 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 05 Aug 2021 03 Aug 2021
4 Open 4 document View SEC filing for 4 FORM 4 05 Aug 2021 03 Aug 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Aug 2021 05 Aug 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 03 Aug 2021 30 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Aug 2021 30 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Aug 2021 30 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Aug 2021 30 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Aug 2021 30 Jul 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Jul 2021 27 Jul 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 28 Jul 2021 26 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 28 Jul 2021 26 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 13 Jul 2021 09 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 13 Jul 2021 09 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 13 Jul 2021 09 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 13 Jul 2021 09 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 13 Jul 2021 09 Jul 2021
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 12 Jul 2021 000-26427
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 12 Jul 2021 000-26427
DEFA14A Open DEFA14A document View SEC filing for DEFA14A 8-K 09 Jul 2021 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jul 2021 08 Jul 2021 000-26427
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 09 Jul 2021 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jul 2021 08 Jul 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 08 Jul 2021 06 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 08 Jul 2021 06 Jul 2021
4 Open 4 document View SEC filing for 4 FORM 4 15 Jun 2021 11 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2021 09 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2021 09 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2021 09 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2021 09 Jun 2021
4 Open 4 document View SEC filing for 4 FORM 4 11 Jun 2021 09 Jun 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Jun 2021 09 Jun 2021 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Jun 2021 28 May 2021 000-26427
SD Open SD document View SEC filing for SD SD 28 May 2021 000-26427
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 May 2021 31 Mar 2021 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 May 2021 06 May 2021 000-26427
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 30 Apr 2021 31 Dec 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 29 Apr 2021 27 Apr 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 16 Apr 2021 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 31 Mar 2021 29 Mar 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 18 Mar 2021 12 Mar 2021 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 05 Mar 2021 03 Mar 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Mar 2021 26 Feb 2021 000-26427
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 26 Feb 2021 31 Dec 2020 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 17 Feb 2021 17 Feb 2021 000-26427
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 16 Feb 2021 005-58035
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 10 Feb 2021 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 05 Feb 2021 03 Feb 2021
4 Open 4 document View SEC filing for 4 FORM 4 05 Feb 2021 03 Feb 2021
4 Open 4 document View SEC filing for 4 FORM 4 03 Feb 2021 01 Feb 2021
4 Open 4 document View SEC filing for 4 FORM 4 02 Feb 2021 29 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 02 Feb 2021 29 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 02 Feb 2021 29 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 02 Feb 2021 29 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 02 Feb 2021 29 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 02 Feb 2021 29 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 27 Jan 2021 25 Jan 2021
SC 13G Open SC 13G document View SEC filing for SC 13G 25 Jan 2021 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 15 Jan 2021 13 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 06 Jan 2021 04 Jan 2021
4 Open 4 document View SEC filing for 4 FORM 4 22 Dec 2020 18 Dec 2020
4 Open 4 document View SEC filing for 4 FORM 4 18 Dec 2020 16 Dec 2020
4 Open 4 document View SEC filing for 4 FORM 4 11 Dec 2020 09 Dec 2020
4 Open 4 document View SEC filing for 4 FORM 4 10 Dec 2020 08 Dec 2020
4 Open 4 document View SEC filing for 4 FORM 4 07 Dec 2020 03 Dec 2020
4 Open 4 document View SEC filing for 4 FORM 4 03 Dec 2020 01 Dec 2020
4 Open 4 document View SEC filing for 4 FORM 4 18 Nov 2020 16 Nov 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Nov 2020 09 Nov 2020
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Nov 2020 30 Sep 2020 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Nov 2020 05 Nov 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 05 Nov 2020 03 Nov 2020
4 Open 4 document View SEC filing for 4 FORM 4 05 Nov 2020 03 Nov 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Nov 2020 02 Nov 2020
4 Open 4 document View SEC filing for 4 FORM 4 28 Oct 2020 26 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 21 Oct 2020 19 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 07 Oct 2020 05 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 05 Oct 2020 01 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 05 Oct 2020 01 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 05 Oct 2020 01 Oct 2020
4 Open 4 document View SEC filing for 4 FORM 4 18 Sep 2020 16 Sep 2020
4 Open 4 document View SEC filing for 4 FORM 4 17 Sep 2020 15 Sep 2020
4 Open 4 document View SEC filing for 4 FORM 4 08 Sep 2020 03 Sep 2020
4 Open 4 document View SEC filing for 4 FORM 4 03 Sep 2020 01 Sep 2020
4 Open 4 document View SEC filing for 4 FORM 4 03 Sep 2020 01 Sep 2020
4 Open 4 document View SEC filing for 4 FORM 4 03 Sep 2020 01 Sep 2020
4 Open 4 document View SEC filing for 4 FORM 4 28 Aug 2020 26 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 20 Aug 2020 18 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 19 Aug 2020 17 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 07 Aug 2020 05 Aug 2020
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 Aug 2020 30 Jun 2020 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Aug 2020 06 Aug 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 05 Aug 2020 03 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 05 Aug 2020 03 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 05 Aug 2020 03 Aug 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Aug 2020 31 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Aug 2020 31 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 31 Jul 2020 29 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 31 Jul 2020 29 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 22 Jul 2020 20 Jul 2020
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 22 Jul 2020 01 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 21 Jul 2020 17 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 21 Jul 2020 17 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 08 Jul 2020 06 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 07 Jul 2020 02 Jul 2020
4 Open 4 document View SEC filing for 4 FORM 4 06 Jul 2020 01 Jul 2020
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Jul 2020 29 Jun 2020 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Jun 2020 10 Jun 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 12 Jun 2020 10 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Jun 2020 10 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Jun 2020 10 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Jun 2020 10 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 12 Jun 2020 10 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 10 Jun 2020 08 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2020 03 Jun 2020
4 Open 4 document View SEC filing for 4 FORM 4 03 Jun 2020 01 Jun 2020
SD Open SD document View SEC filing for SD SD 01 Jun 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 20 May 2020 18 May 2020
4 Open 4 document View SEC filing for 4 FORM 4 11 May 2020 07 May 2020
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 May 2020 31 Mar 2020 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 May 2020 07 May 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 30 Apr 2020 28 Apr 2020
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 29 Apr 2020 31 Dec 2019 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Apr 2020 03 Apr 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 02 Mar 2020 27 Feb 2020
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 02 Mar 2020 31 Dec 2019 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 25 Feb 2020 21 Feb 2020
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 Feb 2020 19 Feb 2020 000-26427
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2020 005-58035
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Feb 2020 005-58035
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 12 Feb 2020 005-58035
SC 13G Open SC 13G document View SEC filing for SC 13G 06 Feb 2020 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2020 31 Jan 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2020 31 Jan 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2020 31 Jan 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2020 31 Jan 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2020 31 Jan 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2020 31 Jan 2020
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2020 31 Jan 2020
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 04 Feb 2020 005-58035
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 04 Feb 2020
CORRESP Open CORRESP document View SEC filing for CORRESP 29 Jan 2020
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Jan 2020 17 Jan 2020 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 22 Jan 2020 17 Jan 2020
CORRESP Open CORRESP document View SEC filing for CORRESP 07 Jan 2020
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 30 Dec 2019
4 Open 4 document View SEC filing for 4 FORM 4 22 Nov 2019 20 Nov 2019
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 18 Nov 2019 005-58035
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2019 30 Sep 2019 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Nov 2019 07 Nov 2019 000-26427
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Nov 2019 31 Oct 2019 000-26427
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 15 Oct 2019 005-58035
S-8 Open S-8 document View SEC filing for S-8 S-8 27 Sep 2019 333-233999
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 23 Aug 2019 11 Aug 2017
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 08 Aug 2019 30 Jun 2019 000-26427
8-K Open 8-K document View SEC filing for 8-K 8-K 07 Aug 2019 07 Aug 2019 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2019 31 Jul 2019
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2019 31 Jul 2019
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 05 Jul 2019 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 14 Jun 2019 12 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 14 Jun 2019 12 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 14 Jun 2019 12 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 14 Jun 2019 12 Jun 2019
8-K Open 8-K document View SEC filing for 8-K 8-K 14 Jun 2019 12 Jun 2019 000-26427
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Jun 2019 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
SD Open SD document View SEC filing for SD SD 31 May 2019 000-26427
SC 13G Open SC 13G document View SEC filing for SC 13G 15 May 2019 005-58035
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 May 2019 31 Mar 2019 000-26427
8-K Open 8-K document View SEC filing for 8-K 8-K 09 May 2019 08 May 2019 000-26427
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 30 Apr 2019 12 Jun 2019 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 12 Apr 2019 18 Mar 2019
8-K Open 8-K document View SEC filing for 8-K 8-K 11 Apr 2019 05 Apr 2019 000-26427
8-K Open 8-K document View SEC filing for 8-K 8-K 04 Apr 2019 29 Mar 2019 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 15 Mar 2019 14 Mar 2019
4 Open 4 document View SEC filing for 4 FORM 4 11 Mar 2019 06 Mar 2019
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Mar 2019 005-58035
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 01 Mar 2019 31 Dec 2018 000-26427
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Feb 2019 15 Feb 2019 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 20 Feb 2019 15 Feb 2019
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 13 Feb 2019 005-58035
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 11 Feb 2019 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 04 Feb 2019 31 Jan 2019
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 31 Jan 2019 005-58035
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 29 Jan 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 15 Jan 2019
4 Open 4 document View SEC filing for 4 FORM 4 03 Jan 2019 02 Jan 2019
CORRESP Open CORRESP document View SEC filing for CORRESP 18 Dec 2018
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 11 Dec 2018
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 09 Nov 2018 30 Sep 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 05 Nov 2018 01 Nov 2018
8-K/A Open 8-K/A document View SEC filing for 8-K/A 8-K/A 31 Oct 2018 15 Aug 2018 000-26427
8-K Open 8-K document View SEC filing for 8-K 8-K 31 Oct 2018 31 Oct 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 17 Oct 2018 15 Oct 2018
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2018 01 Oct 2018
4 Open 4 document View SEC filing for 4 FORM 4 03 Oct 2018 01 Oct 2018
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 25 Sep 2018 000-26427
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Sep 2018 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 06 Sep 2018 04 Sep 2018
4 Open 4 document View SEC filing for 4 FORM 4 06 Sep 2018 04 Sep 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 21 Aug 2018 15 Aug 2018 000-26427
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 08 Aug 2018 30 Jun 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2018 31 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2018 31 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2018 31 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2018 31 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2018 31 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2018 31 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 Aug 2018 01 Aug 2018
3 Open 3 document View SEC filing for 3 FORM 3 02 Aug 2018 25 Jul 2018
3 Open 3 document View SEC filing for 3 FORM 3 02 Aug 2018 25 Jul 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 02 Aug 2018 01 Aug 2018 000-26427
8-K Open 8-K document View SEC filing for 8-K 8-K 30 Jul 2018 24 Jul 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 02 Jul 2018 02 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 Jul 2018 02 Jul 2018
4 Open 4 document View SEC filing for 4 FORM 4 18 Jun 2018 14 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 13 Jun 2018 12 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 13 Jun 2018 11 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 13 Jun 2018 11 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 13 Jun 2018 11 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 13 Jun 2018 11 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 13 Jun 2018 11 Jun 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Jun 2018 11 Jun 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 08 Jun 2018 06 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2018 01 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2018 01 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2018 01 Jun 2018
4 Open 4 document View SEC filing for 4 FORM 4 31 May 2018 29 May 2018
SD Open SD document View SEC filing for SD 2017 FORM SD 31 May 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 23 May 2018 21 May 2018
4 Open 4 document View SEC filing for 4 FORM 4 17 May 2018 15 May 2018
4 Open 4 document View SEC filing for 4 FORM 4 16 May 2018 14 May 2018
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 10 May 2018 31 Mar 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 08 May 2018 04 May 2018
4 Open 4 document View SEC filing for 4 FORM 4 04 May 2018 02 May 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 04 May 2018 03 May 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 03 May 2018 01 May 2018
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 30 Apr 2018 11 Jun 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 18 Apr 2018 16 Apr 2018
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 09 Apr 2018 26 Feb 2018
8-K Open 8-K document View SEC filing for 8-K 8-K 05 Apr 2018 28 Mar 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 04 Apr 2018 02 Apr 2018
4 Open 4 document View SEC filing for 4 FORM 4 19 Mar 2018 15 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 09 Mar 2018 08 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 09 Mar 2018 07 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 09 Mar 2018 07 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 07 Mar 2018 05 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 06 Mar 2018 02 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 06 Mar 2018 02 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 05 Mar 2018 01 Mar 2018
4 Open 4 document View SEC filing for 4 FORM 4 01 Mar 2018 27 Feb 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 28 Feb 2018 26 Feb 2018
4 Open 4 document View SEC filing for 4 FORM 4 28 Feb 2018 26 Feb 2018
3 Open 3 document View SEC filing for 3 FORM 3 28 Feb 2018 26 Feb 2018
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 28 Feb 2018 31 Dec 2017 000-26427
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 23 Feb 2018 005-58035
8-K Open 8-K document View SEC filing for 8-K 8-K 22 Feb 2018 21 Feb 2018 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 20 Feb 2018 15 Feb 2018
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 13 Feb 2018 005-58035
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Feb 2018 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2018 31 Jan 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2018 31 Jan 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2018 31 Jan 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2018 31 Jan 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2018 31 Jan 2018
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2018 31 Jan 2018
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 19 Jan 2018 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Jan 2018 16 Jan 2018
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 18 Jan 2018 15 Jan 2018
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8-K Open 8-K document View SEC filing for 8-K 12 Nov 2010 05 Nov 2010 000-26427
10-Q Open 10-Q document View SEC filing for 10-Q 08 Nov 2010 30 Sep 2010 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 05 Nov 2010 03 Nov 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Nov 2010 02 Nov 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Nov 2010 02 Nov 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Nov 2010 02 Nov 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Nov 2010 29 Oct 2010
8-K Open 8-K document View SEC filing for 8-K 29 Oct 2010 28 Oct 2010 000-26427
CORRESP Open CORRESP document View SEC filing for CORRESP 15 Oct 2010
CORRESP Open CORRESP document View SEC filing for CORRESP 29 Sep 2010
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 20 Sep 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 23 Aug 2010 19 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 23 Aug 2010 19 Aug 2010
4/A Open 4/A document View SEC filing for 4/A FORM 4/A SUBMISSION 18 Aug 2010 05 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Aug 2010 17 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 18 Aug 2010 16 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Aug 2010 12 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 13 Aug 2010 12 Aug 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Aug 2010 05 Aug 2010
10-Q Open 10-Q document View SEC filing for 10-Q 05 Aug 2010 30 Jun 2010 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2010 30 Jul 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2010 30 Jul 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2010 30 Jul 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2010 30 Jul 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2010 30 Jul 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2010 30 Jul 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 03 Aug 2010 30 Jul 2010
8-K Open 8-K document View SEC filing for 8-K 02 Aug 2010 27 Jul 2010 000-26427
S-8 Open S-8 document View SEC filing for S-8 28 Jul 2010 333-168360
8-K Open 8-K document View SEC filing for 8-K 28 Jul 2010 22 Jul 2010 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 25 Jun 2010 24 Jun 2010
8-K Open 8-K document View SEC filing for 8-K 21 Jun 2010 16 Jun 2010 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Jun 2010 16 Jun 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Jun 2010 16 Jun 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 17 Jun 2010 16 Jun 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 19 May 2010 17 May 2010
10-Q Open 10-Q document View SEC filing for 10-Q 10 May 2010 31 Mar 2010 000-26427
8-K Open 8-K document View SEC filing for 8-K 30 Apr 2010 29 Apr 2010 000-26427
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 28 Apr 2010 16 Jun 2010 000-26427
8-K Open 8-K document View SEC filing for 8-K 23 Apr 2010 22 Apr 2010 000-26427
8-K Open 8-K document View SEC filing for 8-K 02 Apr 2010 31 Mar 2010 000-26427
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 26 Mar 2010 005-58035
10-K Open 10-K document View SEC filing for 10-K 15 Mar 2010 31 Dec 2009 000-26427
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 09 Mar 2010 05 Mar 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 08 Mar 2010 005-58035
8-K Open 8-K document View SEC filing for 8-K 04 Mar 2010 27 Feb 2010 000-26427
8-K Open 8-K document View SEC filing for 8-K 17 Feb 2010 11 Feb 2010 000-26427
SC 13G Open SC 13G document View SEC filing for SC 13G 2009-12-31 STMP 13G 12 Feb 2010 005-58035
SC 13G Open SC 13G document View SEC filing for SC 13G SEC FILING 12 Feb 2010 005-58035
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 13G/A 12 Feb 2010 005-58035
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 02 Feb 2010 29 Jan 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SCHEDULE 13G/A 29 Jan 2010 005-58035

About this filer

STAMPS.COM INC files with the SEC under CIK 0001082923. This page aggregates EDGAR filings and related ownership activity.

Industry: Services Business Services, Nec.

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.
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New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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Updates follow new EDGAR submissions and periodic data refreshes.

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