Metsera, Inc. SEC EDGAR Filings (CIK 0002040807)

SEC EDGAR filings, ownership reports, and insider transactions for Metsera, Inc..

Symbol
MTSR on Nasdaq
Industry
Pharmaceutical Preparations (Office Of Life Sciences)
Business address
3 World Trade Center, 175 Greenwich Street, New York, NY, 10007
State of incorporation
DE
Fiscal year end
31 December
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Metsera, Inc. has filed 108 SEC EDGAR filings since 04 Nov 2024

Latest Filings

Recent SEC filings for Metsera, Inc. including 15-12G, SCHEDULE 13G/A, 4 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 24 Nov 2025 001-42489
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 17 Nov 2025 005-94832
4 Open 4 document View SEC filing for 4 4 17 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 14 Nov 2025 13 Nov 2025
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 14 Nov 2025 005-94832
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 14 Nov 2025 005-94832
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 13 Nov 2025 005-94832
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 11 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
4 Open 4 document View SEC filing for 4 4 13 Nov 2025 13 Nov 2025
S-8 POS Open S-8 POS document View SEC filing for S-8 POS S-8 POS 13 Nov 2025 333-284680
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Nov 2025 12 Nov 2025 001-42489
25-NSE Open 25-NSE document View SEC filing for 25-NSE 13 Nov 2025 001-42489
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2025 30 Sep 2025 001-42489
4 Open 4 document View SEC filing for 4 4 12 Nov 2025 10 Nov 2025
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 10 Nov 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Nov 2025 07 Nov 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Nov 2025 03 Nov 2025 001-42489
4 Open 4 document View SEC filing for 4 4 05 Nov 2025 03 Nov 2025
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 04 Nov 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 04 Nov 2025 03 Nov 2025 001-42489
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 03 Nov 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Nov 2025 03 Nov 2025 001-42489
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 03 Nov 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Nov 2025 31 Oct 2025 001-42489
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 31 Oct 2025 005-94832
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 30 Oct 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Oct 2025 29 Oct 2025 001-42489
DEFM14A Open DEFM14A document View SEC filing for DEFM14A DEFM14A 17 Oct 2025 001-42489
4 Open 4 document View SEC filing for 4 4 08 Oct 2025 06 Oct 2025
PREM14A Open PREM14A document | Open XBRL data View SEC filing for PREM14A PREM14A 06 Oct 2025 06 Oct 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Sep 2025 29 Sep 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Sep 2025 21 Sep 2025 001-42489
4/A Open 4/A document View SEC filing for 4/A 4/A 12 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 4 04 Sep 2025 02 Sep 2025
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Jul 2025 30 Jun 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Jul 2025 28 Jul 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jun 2025 09 Jun 2025 001-42489
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 03 Jun 2025 005-94832
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
4 Open 4 document View SEC filing for 4 4 22 May 2025 20 May 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 12 May 2025 005-94832
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 May 2025 31 Mar 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 May 2025 12 May 2025 001-42489
4 Open 4 document View SEC filing for 4 4 30 Apr 2025 28 Apr 2025
3 Open 3 document View SEC filing for 3 3 30 Apr 2025 28 Apr 2025
3 Open 3 document View SEC filing for 3 3 30 Apr 2025 28 Apr 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Apr 2025 28 Apr 2025 001-42489
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 26 Mar 2025 31 Dec 2024 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Mar 2025 26 Mar 2025 001-42489
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Mar 2025 07 Mar 2025 001-42489
SCHEDULE 13D Open SCHEDULE 13D document | Open XBRL data View SEC filing for SCHEDULE 13D 10 Feb 2025 005-94832
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 05 Feb 2025 005-94832
4 Open 4 document View SEC filing for 4 4 05 Feb 2025 03 Feb 2025
S-8 Open S-8 document View SEC filing for S-8 S-8 04 Feb 2025 333-284680
4 Open 4 document View SEC filing for 4 4 03 Feb 2025 03 Feb 2025
4 Open 4 document View SEC filing for 4 4 03 Feb 2025 03 Feb 2025
4 Open 4 document View SEC filing for 4 4 03 Feb 2025 03 Feb 2025
4 Open 4 document View SEC filing for 4 4 03 Feb 2025 30 Jan 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Feb 2025 03 Feb 2025 001-42489
SEC STAFF LETTER Open SEC STAFF LETTER document View SEC filing for SEC STAFF LETTER 31 Jan 2025
424B4 Open 424B4 document View SEC filing for 424B4 424B4 31 Jan 2025 333-284225
EFFECT Open EFFECT document View SEC filing for EFFECT 30 Jan 2025 333-284225
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
3 Open 3 document View SEC filing for 3 3 30 Jan 2025 30 Jan 2025
CERT Open CERT document View SEC filing for CERT 29 Jan 2025 001-42489
CORRESP Open CORRESP document View SEC filing for CORRESP 28 Jan 2025
CORRESP Open CORRESP document View SEC filing for CORRESP 28 Jan 2025
CORRESP Open CORRESP document View SEC filing for CORRESP 28 Jan 2025
8-A12B Open 8-A12B document View SEC filing for 8-A12B 8-A12B 27 Jan 2025 001-42489
CORRESP Open CORRESP document View SEC filing for CORRESP 27 Jan 2025
S-1/A Open S-1/A document View SEC filing for S-1/A S-1/A 27 Jan 2025 333-284225
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 21 Jan 2025 377-07535
CORRESP Open CORRESP document View SEC filing for CORRESP 10 Jan 2025
S-1 Open S-1 document | Open XBRL data View SEC filing for S-1 S-1 10 Jan 2025 333-284225
SEC STAFF LETTER Open SEC STAFF LETTER document View SEC filing for SEC STAFF LETTER 26 Dec 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 26 Dec 2024 377-07535
DRS/A Open DRS/A document | Open XBRL data View SEC filing for DRS/A 12 Dec 2024 377-07535
DRSLTR Open DRSLTR document View SEC filing for DRSLTR 11 Dec 2024
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 02 Dec 2024 377-07535
D Open D document View SEC filing for D 20 Nov 2024 021-529922
DRS Open DRS document View SEC filing for DRS 04 Nov 2024 377-07535

About this filer

Metsera, Inc. files with the SEC under CIK 0002040807. This page aggregates EDGAR filings and related ownership activity.

Industry: Pharmaceutical Preparations.

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.

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