Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- 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
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-11-13 Sale | 2025-11-14 6:34 pm | Metsera Inc. | MTSR | 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 Director 10% Owner | 26,816,808 | $0 | $0 | 0 (Indirect) | View |
| 2025-11-13 Sale | 2025-11-13 9:20 pm | Metsera Inc. | MTSR | Marso Steven CHIEF MEDICAL OFFICER | 17,000 | $0 | $0 | 17,000 (Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:20 pm | Metsera Inc. | MTSR | BERNS PAUL L Director | 16,798,952 | $0 | $0 | 4,031 (Indirect Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:20 pm | Metsera Inc. | MTSR | Lang Matthew CHIEF LEGAL OFFICER | 12,500 | $0 | $0 | 12,500 (Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:15 pm | Metsera Inc. | MTSR | Population Health Partners GP LLC 10% Owner | 12,767,462 | $0 | $0 | 0 (Indirect Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:10 pm | Metsera Inc. | MTSR | Burow Kristina Director | 51,414,082 | $0 | $0 | 2,688 (Indirect Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:00 pm | Metsera Inc. | MTSR | Pinto Joshua Director | 2,688 | $0 | $0 | 2,688 (Indirect Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:00 pm | Metsera Inc. | MTSR | Stonehouse Jon P Director | 2,688 | $0 | $0 | 2,688 (Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:00 pm | Metsera Inc. | MTSR | Hubbard Brian CHIEF SCIENTIFIC OFFICER | 17,000 | $0 | $0 | 17,000 (Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:00 pm | Metsera Inc. | MTSR | Visioli Christopher CHIEF FINANCIAL OFFICER | 21,250 | $0 | $0 | 21,250 (Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:00 pm | Metsera Inc. | MTSR | MEANWELL CLIVE EXECUTIVE CHAIRMAN | 12,772,837 | $0 | $0 | 5,375 (Indirect Direct) | View |
| 2025-11-13 Sale | 2025-11-13 9:00 pm | Metsera Inc. | MTSR | Bernard Christopher Whitten See Remarks | 12,788,712 | $0 | $0 | 21,250 (Indirect Direct) | View |
| 2025-11-03 Sale | 2025-11-05 09:57 am | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 193 | $61.23 | $11,817 | 13,708,208 (Indirect) | View |
| 2025-09-02 Sale | 2025-09-04 2:58 pm | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 268 | $36 | $9,648 | 5,654,267 (Indirect) | View |
| 2025-02-03 Purchase | 2025-02-03 7:15 pm | Metsera Inc. | MTSR | Burow Kristina Director 10% Owner | 2,222,222 | $18 | $39,999,996 | 8,313,680 (Indirect) | View |
| 2025-02-03 Purchase | 2025-02-03 7:04 pm | Metsera Inc. | MTSR | BERNS PAUL L Director | 789,998 | $18 | $14,219,964 | 9,271,239 (Indirect Direct) | View |
| 2025-02-03 Purchase | 2025-02-03 7:01 pm | Metsera Inc. | MTSR | 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 | 2,222,222 | $18 | $39,999,996 | 8,313,680 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-11-13 Other | 2025-11-17 1:51 pm | N/A N/A | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 2,233,460 | $0 | 2,233,460 (Indirect) | View |
| 2025-11-13 Option Award | 2025-11-13 9:20 pm | N/A N/A | Metsera Inc. | MTSR | Marso Steven CHIEF MEDICAL OFFICER | 17,000 | $0 | 17,000 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:20 pm | N/A N/A | Metsera Inc. | MTSR | BERNS PAUL L Director | 4,031 | $0 | 4,031 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:20 pm | N/A N/A | Metsera Inc. | MTSR | Lang Matthew CHIEF LEGAL OFFICER | 12,500 | $0 | 12,500 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:10 pm | N/A N/A | Metsera Inc. | MTSR | Burow Kristina Director | 2,688 | $0 | 2,688 (Direct) | View |
| 2025-11-11 Other | 2025-11-13 9:05 pm | N/A N/A | Metsera Inc. | MTSR | Validae Health L.P. 10% Owner | 12,767,462 | $0 | 12,767,462 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:00 pm | N/A N/A | Metsera Inc. | MTSR | Pinto Joshua Director | 2,688 | $0 | 2,688 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:00 pm | N/A N/A | Metsera Inc. | MTSR | Stonehouse Jon P Director | 2,688 | $0 | 2,688 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:00 pm | N/A N/A | Metsera Inc. | MTSR | Hubbard Brian CHIEF SCIENTIFIC OFFICER | 17,000 | $0 | 17,000 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:00 pm | N/A N/A | Metsera Inc. | MTSR | Visioli Christopher CHIEF FINANCIAL OFFICER | 21,250 | $0 | 21,250 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:00 pm | N/A N/A | Metsera Inc. | MTSR | MEANWELL CLIVE EXECUTIVE CHAIRMAN | 5,375 | $0 | 5,375 (Direct) | View |
| 2025-11-13 Option Award | 2025-11-13 9:00 pm | N/A N/A | Metsera Inc. | MTSR | Bernard Christopher Whitten See Remarks | 21,250 | $0 | 21,250 (Direct) | View |
| 2025-11-10 Gift | 2025-11-12 10:48 am | N/A N/A | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 860,722 | $0 | 2,233,460 (Indirect) | View |
| 2025-11-03 Other | 2025-11-05 09:57 am | N/A N/A | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 10,569,193 | $0 | 13,708,208 (Indirect) | View |
| 2025-10-06 Gift | 2025-10-08 3:35 pm | N/A N/A | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 633,715 | $0 | 3,664,267 (Indirect) | View |
| 2025-09-02 Other(A) | 2025-09-12 4:09 pm | N/A N/A | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 1,107,547 | $0 | 2,215,094 (Indirect) | View |
| 2025-09-02 Other | 2025-09-04 2:58 pm | N/A N/A | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 4,499,759 | $0 | 5,654,267 (Indirect) | View |
| 2025-05-20 Option Award | 2025-05-22 7:42 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | Pinto Joshua Director | 16,125 | $0 | 165,078 (Direct) | View |
| 2025-05-22 Gift | 2025-05-22 7:42 pm | N/A 2034-09-26 | Metsera Inc. | MTSR | Pinto Joshua Director | 297,906 | $0 | 165,078 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:40 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | MEANWELL CLIVE Executive Chairman | 32,250 | $0 | 32,250 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:39 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | Burow Kristina Director | 16,125 | $0 | 16,125 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:38 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | Visioli Christopher Chief Financial Officer | 150,000 | $0 | 150,000 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:37 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | Lang Matthew Chief Legal Officer | 46,875 | $0 | 46,875 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:36 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | Bernard Christopher Whitten President and CEO | 348,750 | $0 | 348,750 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:33 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | BERNS PAUL L Director | 24,188 | $0 | 24,188 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:32 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | Hubbard Brian Chief Scientific Officer | 120,000 | $0 | 120,000 (Direct) | View |
| 2025-05-20 Option Award | 2025-05-22 7:32 pm | N/A 2035-05-19 | Metsera Inc. | MTSR | Marso Steven Chief Medical Officer | 120,000 | $0 | 120,000 (Direct) | View |
| 2025-04-28 Option Award | 2025-04-30 9:11 pm | N/A 2035-04-27 | Metsera Inc. | MTSR | Stonehouse Jon P Director | 47,730 | $19.81 | 47,730 (Direct) | View |
Ownership | 2025-04-30 9:08 pm | N/A 2035-04-14 | Metsera Inc. | MTSR | Lang Matthew Chief Legal Officer | 0 | $0 | 325,000 (Direct) | View |
| 2025-02-03 Conversion | 2025-02-05 11:39 am | N/A N/A | Metsera Inc. | MTSR | FMR LLC See Remark 1 10% Owner | 4,539,540 | $0 | 4,539,540 (Indirect) | View |
| 2025-02-03 Conversion | 2025-02-03 7:15 pm | N/A N/A | Metsera Inc. | MTSR | Burow Kristina Director 10% Owner | 78,821,106 | $0 | 8,313,680 (Indirect) | View |
| 2025-02-03 Conversion | 2025-02-03 7:04 pm | N/A N/A | Metsera Inc. | MTSR | BERNS PAUL L Director | 25,202,253 | $0 | 9,271,239 (Indirect) | View |
| 2025-02-03 Conversion | 2025-02-03 7:01 pm | N/A N/A | Metsera Inc. | MTSR | 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 | 78,821,106 | $0 | 8,313,680 (Indirect) | View |
| 2025-01-30 Conversion | 2025-02-03 6:48 pm | N/A N/A | Metsera Inc. | MTSR | Wellington Biomedical Innovation Master Investors (Cayman) II L.P. 10% Owner | 6,222,778 | $0 | 1,857,699 (Direct) | View |
Ownership | 2025-01-30 9:42 pm | N/A N/A | Metsera Inc. | MTSR | Burow Kristina Director 10% Owner | 0 | $0 | 24,743,539 (Indirect) | View |
Ownership | 2025-01-30 9:41 pm | N/A 2033-05-25 | Metsera Inc. | MTSR | Marso Steven Chief Medical Officer | 0 | $0 | 851,164 (Direct) | View |
Ownership | 2025-01-30 9:37 pm | N/A N/A | Metsera Inc. | MTSR | BERNS PAUL L Director 10% Owner | 0 | $0 | 8,704,671 (Direct) | View |
Ownership | 2025-01-30 9:35 pm | N/A N/A | Metsera Inc. | MTSR | Validae Health L.P. Population Health Partners GP LLC 10% Owner | 0 | $0 | 12,767,462 (Direct) | View |