Metsera, Inc.
MTSRDelisted Nov 13, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0002040807
Metsera, Inc. was delisted on Nov 13, 2025; its insiders filed their last Form 4 on Nov 17, 2025; 155 institutions reported holding it in 13F filings for Q3 2025, worth $3.39B in total; no superinvestor held it.
13F holders, Q3 2025
Institutional positions in Metsera, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
MTSR is no longer listed, so this page shows Q3 2025. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 155
- +46 vs. Q2 2025
- Shares held
- 64.8M
- +3.65M (+6.0%) vs. Q2 2025
- Total value
- $3.39B
- +$1.65B (+94.9%) vs. Q2 2025
- New holders
- 69
- 45 more added
- Sold out
- 23
- 20 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MTSR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 1 | $564 |
| Q3 2025 | 155 | $3.39B |
| Q2 2025 | 109 | $1.74B |
| Q1 2025 | 80 | $1.49B |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Metsera, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 6 | $0 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 1 | $52 | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 3 | $157 | 0.00% | +3 | New |
| IFP Advisors, Inc | 8 | $419 | 0.00% | 00.0% | Unchanged |
| Scarborough Advisors, LLC | 10 | $523 | 0.00% | +10 | New |
| Farther Finance Advisors, LLC | 12 | $628 | 0.00% | +12 | New |
| Parkside Financial Bank & Trust | 20 | $1.05K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 23 | $1.20K | 0.00% | +23 | New |
| Jones Financial Companies LLLP | 25 | $1.31K | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 26 | $1.36K | 0.00% | +26 | New |
| True Wealth Design, LLC | 30 | $1.57K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 45 | $2.35K | 0.00% | +45 | New |
| Rothschild Investment LLC | 51 | $2.67K | 0.00% | +36+240.0% | Added |
| EverSource Wealth Advisors, LLC | 72 | $3.77K | 0.00% | +21+41.2% | Added |
| Nisa Investment Advisors, LLC | 75 | $3.92K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 76 | $3.98K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 135 | $7.07K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 138 | $7.22K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 153 | $8.01K | 0.00% | +153 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 190 | $10.0K | 0.00% | +190 | New |
| The PNC Financial Services Group, Inc. | 207 | $10.8K | 0.00% | +17+8.9% | Added |
| SRS Capital Advisors, Inc. | 243 | $12.7K | 0.00% | +204+523.1% | Added |
| Advisor Group Holdings, Inc. | 362 | $12.8K | 0.00% | −584−61.7% | Reduced |
| GAMMA Investing LLC | 539 | $28.2K | 0.00% | +158+41.5% | Added |
| CWM, LLC | 564 | $30.0K | 0.00% | −29−4.9% | Reduced |
| Royal Bank of Canada | 752 | $39.0K | 0.00% | +369+96.3% | Added |
| Caitong International Asset Management Co., Ltd | 834 | $43.6K | 0.03% | +834 | New |
| Penserra Capital Management LLC | 959 | $50.0K | 0.00% | +959 | New |
| Signaturefd, LLC | 1,030 | $53.9K | 0.00% | +1,030 | New |
| SBI Securities Co., Ltd. | 1,601 | $83.8K | 0.00% | +1,286+408.3% | Added |
| Sterling Capital Management LLC | 1,697 | $88.8K | 0.00% | +1,482+689.3% | Added |
| Amalgamated Bank | 1,730 | $91.0K | 0.00% | +1,198+225.2% | Added |
| Clearstead Advisors, LLC | 1,867 | $97.7K | 0.00% | +1,864+62,133.3% | Added |
| STRS Ohio | 2,800 | $146.5K | 0.00% | 00.0% | Unchanged |
| Virtus Investment Advisers, Inc. | 3,290 | $172.2K | 0.05% | +571+21.0% | Added |
| Tower Research Capital LLC (TRC) | 3,692 | $193.2K | 0.01% | +2,054+125.4% | Added |
| Principal Financial Group Inc | 3,920 | $205.1K | 0.00% | +3,920 | New |
| Xponance, Inc. | 4,177 | $218.6K | 0.00% | +4,177 | New |
| Quantbot Technologies LP | 4,286 | $224.3K | 0.01% | +4,286 | New |
| KLP Kapitalforvaltning AS | 4,300 | $225.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 4,460 | $233.4K | 0.01% | +2,900+185.9% | Added |
| Russell Investments Group, Ltd. | 4,561 | $238.7K | 0.00% | +4,561 | New |
| Pathstone Holdings, LLC | 4,631 | $242.3K | 0.00% | +4,631 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 4,680 | $244.9K | 0.00% | +4,680 | New |
| Colony Group, LLC | 4,905 | $256.7K | 0.00% | +4,905 | New |
| Walleye Trading LLC | 5,000 | $261.6K | 0.00% | +5,000 | New |
| Rangeley Capital, LLC | 5,000 | $261.6K | 0.25% | +5,000 | New |
| Teacher Retirement System of Texas | 5,118 | $267.8K | 0.00% | +5,118 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,300 | $277.3K | 0.00% | +5,300 | New |
| Centerpoint Advisors, LLC | 5,319 | $278.0K | 0.09% | +5,319 | New |
| Victory Capital Management Inc | 5,363 | $280.6K | 0.00% | +5,363 | New |
| Greenland Capital Management LP | 5,415 | $283.4K | 0.04% | +5,415 | New |
| SEI Investments Co | 5,561 | $291.0K | 0.00% | +5,561 | New |
| Intech Investment Management LLC | 5,632 | $294.7K | 0.00% | −8,428−59.9% | Reduced |
| CIBC Bancorp USA Inc. | 5,691 | $297.8K | 0.00% | +5,691 | New |
| New York State Common Retirement Fund | 6,000 | $314.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 6,205 | $324.7K | 0.00% | +6,205 | New |
| Walleye Capital LLC | 6,230 | $326.0K | 0.00% | +6,230 | New |
| AQR Capital Management LLC | 6,666 | $348.8K | 0.00% | +6,666 | New |
| Prudential Financial Inc | 6,835 | $357.7K | 0.00% | −9,235−57.5% | Reduced |
| Fifth Lane Capital, LP | 8,333 | $436.1K | 0.44% | +8,333 | New |
| CI Private Wealth, LLC | 8,743 | $457.5K | 0.00% | −4,371−33.3% | Reduced |
| Simplex Trading, LLC | 9,114 | $476.0K | 0.01% | +3,316+57.2% | Added |
| Knollwood Investment Advisory, LLC | 9,227 | $482.8K | 0.04% | +9,227 | New |
| State Board of Administration of Florida Retirement System | 9,320 | $487.7K | 0.00% | +9,320 | New |
| Voya Investment Management LLC | 9,494 | $496.8K | 0.00% | +9,494 | New |
| Hamilton Lane Advisors LLC | 9,810 | $513.4K | 0.30% | +9,810 | New |
| Quantinno Capital Management LP | 10,756 | $562.9K | 0.00% | +10,756 | New |
| Dimensional Fund Advisors LP | 10,770 | $563.6K | 0.00% | +10,770 | New |
| BNP Paribas Arbitrage, SA | 10,859 | $568.3K | 0.00% | +9,259+578.7% | Added |
| Keebeck Wealth Management, LLC | 12,262 | $641.7K | 0.08% | +12,262 | New |
| CSS LLC | 13,531 | $708.1K | 0.04% | +13,531 | New |
| ProShare Advisors LLC | 14,413 | $754.2K | 0.00% | +14,413 | New |
| Police & Firemen's Retirement System of New Jersey | 14,640 | $766.1K | 0.01% | +10,347+241.0% | Added |
| Gabelli Funds LLC | 15,000 | $785.0K | 0.01% | +15,000 | New |
| Qube Research & Technologies Ltd | 16,034 | $839.1K | 0.00% | +16,034 | New |
| Quinn Opportunity Partners LLC | 17,951 | $939.4K | 0.07% | +17,951 | New |
| Harvest Management LLC | 18,000 | $941.9K | 0.46% | +18,000 | New |
| XTX Topco Ltd | 18,207 | $952.8K | 0.05% | +18,207 | New |
| Water Island Capital LLC | 18,730 | $980.1K | 0.14% | +18,730 | New |
| California State Teachers Retirement System | 21,877 | $1.14M | 0.00% | −2,128−8.9% | Reduced |
| Profund Advisors LLC | 22,319 | $1.17M | 0.04% | +22,319 | New |
| Legal & General Group Plc | 23,491 | $1.23M | 0.00% | +245+1.1% | Added |
| SG Americas Securities, LLC | 23,612 | $1.24M | 0.00% | −24,052−50.5% | Reduced |
| Exchange Traded Concepts, LLC | 25,607 | $1.34M | 0.01% | −14,921−36.8% | Reduced |
| Virtu Financial LLC | 25,923 | $1.36M | 0.08% | +25,923 | New |
| Citadel Advisors LLC | 27,526 | $1.44M | 0.00% | −203,292−88.1% | Reduced |
| First Trust Advisors LP | 27,691 | $1.45M | 0.00% | +27,691 | New |
| Manufacturers Life Insurance Company, The | 28,844 | $1.51M | 0.00% | −26,388−47.8% | Reduced |
| UBS Asset Management Americas Inc | 28,895 | $1.51M | 0.00% | −24,190−45.6% | Reduced |
| Stifel Financial Corp | 29,963 | $1.57M | 0.00% | +29,963 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 30,093 | $1.57M | 0.00% | +19,428+182.2% | Added |
| MetLife Investment Management | 31,324 | $1.64M | 0.01% | +20,470+188.6% | Added |
| Invesco Ltd. | 31,676 | $1.66M | 0.00% | +19,702+164.5% | Added |
| Lighthouse Investment Partners, LLC | 36,104 | $1.89M | 0.07% | +36,104 | New |
| Deutsche Bank AG | 38,926 | $2.04M | 0.00% | +27,042+227.5% | Added |
| CNH Partners LLC | 38,959 | $2.04M | 0.05% | +38,959 | New |
| Vestcor Inc | 40,000 | $2.09M | 0.06% | +40,000 | New |
| Swiss National Bank | 40,700 | $2.13M | 0.00% | +600+1.5% | Added |
| Ameriprise Financial Inc | 47,650 | $2.49M | 0.00% | +47,650 | New |