Insider Holders & Insider Ownership - Metsera Inc. (MTSR)

List of insiders holdings for Metsera Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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# Insider Holder Name Report
Date Time		 Shares Owned
Directly
Indirectly		 Total
Shares Owned		 Filing
1 ARCH Venture Partners XII LLC
ARCH Venture Fund XII L.P.
ARCH Venture Partners XII L.P.
ARCH Venture Fund XIII L.P.
ARCH Venture Partners XIII L.P.
ARCH Venture Partners XIII LLC
CRANDELL KEITH
GILLIS STEVEN
NELSEN ROBERT
10% Owner		 2025-02-10 21:30:19 26,829,220
0		 26,829,220 Form 13D
2 Bernard Christopher Whitten
See Remarks
10% Owner		 2025-01-30 21:29:28 1,702,328
12,767,462		 14,469,790 Form 3
3 MEANWELL CLIVE
Executive Chairman
10% Owner		 2025-01-30 21:32:26 297,907
12,767,462		 13,065,369 Form 3
4 Validae Health L.P.
Population Health Partners GP LLC
10% Owner		 2025-01-30 21:35:23 12,767,462
0		 12,767,462 Form 3
5 FMR LLC
See Remark 1
10% Owner		 2025-02-05 11:48:24 11,058,496
0		 11,058,496 Form 13G
6 BERNS PAUL L
Director		 2025-02-03 19:04:05 957,559
8,313,680		 9,271,239 Form 4
7 Burow Kristina
Director
10% Owner		 2025-02-03 19:15:35 0
8,313,680		 8,313,680 Form 4
8 Wellington Biomedical Innovation Master Investors (Cayman) II L.P.
10% Owner		 2025-02-03 18:48:52 1,857,699
0		 1,857,699 Form 4
9 Marso Steven
Chief Medical Officer		 2025-01-30 21:41:42 851,164
0		 851,164 Form 3
10 Visioli Christopher
Chief Financial Officer		 2025-01-30 21:34:50 595,814
0		 595,814 Form 3
11 Hubbard Brian
Chief Scientific Officer		 2025-01-30 21:33:27 425,581
0		 425,581 Form 3
12 Pinto Joshua
Director		 2025-01-30 21:28:07 148,953
0		 148,953 Form 3