Metsera Ownership | Who Owns Metsera?
Metsera Ownership Summary
Metsera is owned by 33.70% institutional investors, 13.07% insiders, and 53.23% retail investors. Fmr is the largest institutional shareholder, holding 13.25% of MTSR shares.
MTSR Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Metsera | 33.70% | 13.07% | 53.23% |
| Sector | Healthcare Stocks | 42.50% | 10.81% | 46.69% |
| Industry | Biotech Stocks | 45.24% | 10.75% | 44.01% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Fmr | 13.89M | 13.25% | $726.97M |
| Vanguard group | 5.82M | 5.55% | $304.82M |
| Blackrock funding, inc. /de | 3.84M | 3.66% | $200.70M |
| Alphabet | 3.78M | 3.61% | $197.99M |
| Vr adviser | 3.75M | 3.58% | $196.27M |
| Wellington management group llp | 3.66M | 3.49% | $191.50M |
| Softbank group | 3.65M | 3.48% | $191.25M |
| Hbk investments l p | 3.20M | 3.05% | $167.46M |
| State street | 2.51M | 2.39% | $131.40M |
| Alpha wave global, lp | 2.38M | 2.27% | $124.76M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Alpha wave global, lp | 2.38M | 12.64% | $124.76M |
| Vr adviser | 3.75M | 11.05% | $196.27M |
| Alphabet | 3.78M | 8.22% | $197.99M |
| Hbk investments l p | 3.20M | 1.84% | $167.46M |
| Avidity partners management lp | 140.50K | 1.67% | $7.35M |
| Cormorant asset management, lp | 400.00K | 1.44% | $20.93M |
| Adar1 capital management | 152.52K | 0.75% | $7.98M |
| Softbank group | 3.65M | 0.74% | $191.25M |
| Ecor1 capital | 271.53K | 0.68% | $14.21M |
| Alpine associates management | 195.20K | 0.62% | $10.21M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vanguard group | 5.82M | 0.00% | 4.33M |
| Hbk investments l p | 3.20M | 1.84% | 3.20M |
| Blackrock funding, inc. /de | 3.84M | 0.00% | 2.60M |
| State street | 2.51M | 0.00% | 1.91M |
| Geode capital management | 1.40M | 0.00% | 936.05K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Mic capital management uk llp | - | - | -4.54M |
| Fmr | 13.89M | 0.04% | -1.87M |
| Viking global investors lp | - | - | -1.62M |
| Alliancebernstein | 53.60K | 0.00% | -1.37M |
| Price t rowe associates inc /md/ | 54.33K | 0.00% | -1.31M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Hbk investments l p | 3.20M | 1.84% | 3.20M | $167.46M |
| Hudson bay capital management lp | 323.84K | 0.06% | 323.84K | $16.95M |
| Glazer capital | 270.66K | 0.48% | 270.66K | $14.16M |
| Wealthspire advisors | 213.09K | 0.06% | 213.09K | $11.15M |
| Alpine associates management | 195.20K | 0.62% | 195.20K | $10.21M |
Sold Out
| Holder | Change |
|---|---|
| Comerica bank | -5.00 |
| Quarry lp | -158.00 |
| Raymond james financial | -187.00 |
| Salem investment counselors | -250.00 |
| Wexford capital lp | -5.63K |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 97 | -12.61% | 35,347,632 | -42.16% | 33 | 0.99% | 72 | -16.28% | 10 | - |
| Jun 30, 2025 | 111 | 44.16% | 61,109,749 | 22.40% | 58 | 1.29% | 84 | 9.09% | 12 | - |
| Mar 31, 2025 | 78 | - | 54,512,427 | - | 73 | - | 78 | - | - | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 03, 2025 | FMR LLC | See Remark 1 | Sell | $11.82K |
| Sep 02, 2025 | FMR LLC | See Remark 1 | Sell | $9.65K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 1 |
| 2025 Q3 | - | 1 |
| 2025 Q2 | - | - |
MTSR Ownership FAQ
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