METSERA INC
COM · CUSIP 59267L107
110
institutional holders
+29 vs Q1 2025
61.1m
shares reported held*
$1.7bnreported value*
38 new
48 added
10 reduced
10 sold out
net bought ≈ $184.0m (+6.5m shares)
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($579.3k this quarter). Holder counts are more reliable. Implied quarter-end price ≈ $28.45. Options: 5 managers hold calls ($1.6m notional), 5 hold puts ($2.7m).
Trends to Q2 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q1 2025 | 81 |
| Q2 2025 | 110 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
CallsPuts
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2024 | $0 | $0 | — |
| Q4 2024 | $0 | $0 | — |
| Q1 2025 | $0 | $0 | — |
| Q2 2025 | $1.6m | $2.7m | 1.66 |
Biggest buyers
| SOFTBANK GROUP CORP. | New | +4.8m |
| WELLINGTON MANAGEMENT GROUP LLP | Added | +1.0m |
| FMR LLC | Added | +590.5k |
| JANUS HENDERSON GROUP PLC | Added | +482.5k |
| STATE STREET CORP | Added | +351.6k |
| ROYCE & ASSOCIATES LP | New | +331.3k |
| EcoR1 Capital, LLC | Added | +221.5k |
| ALLIANCEBERNSTEIN L.P. | Added | +218.4k |
| Logos Global Management LP | New | +200.0k |
| CITADEL ADVISORS LLC | Added | +182.3k |
Biggest sellers
| Paradigm Biocapital Advisors LP | Sold out | -1.2m |
| BlackRock, Inc. | Reduced | -577.2k |
| DEERFIELD MANAGEMENT COMPANY, L.P. | Sold out | -500.0k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | Reduced | -228.0k |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | -188.9k |
| BRAIDWELL LP | Sold out | -175.0k |
| Siren, L.L.C. | Sold out | -150.0k |
| NORGES BANK | Sold out | -127.4k |
| MILLENNIUM MANAGEMENT LLC | Sold out | -73.7k |
| Ikarian Capital, LLC | Reduced | -72.7k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | New | $1.0m36.7k shares |
| CITADEL ADVISORS LLC | New | $469.4k16.5k shares |
| SIMPLEX TRADING, LLC | New | $71.0k2.5k shares |
| GROUP ONE TRADING LLC | New | $31.3k1.1k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | New | $00 shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | New | $1.2m40.7k shares |
| SIMPLEX TRADING, LLC | New | $961.0k33.8k shares |
| CITADEL ADVISORS LLC | New | $537.7k18.9k shares |
| GROUP ONE TRADING LLC | New | $28.4k1.0k shares |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | New | $00 shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| Validae Health, L.P. 13G · exempt (held before listing) new · filed 2025-06-03 | 12.5% |
| VANGUARD GROUP INC 13G · institution new · filed 2025-10-31 | 5.5% |
Fell to 5% or below in the last year: JANUS HENDERSON GROUP PLC (3.1%, 2026-02-17), FMR LLC (0.0%, 2025-11-17), ARCH Venture Fund XII, L.P. (0.0%, 2025-11-14), Population Health Partners GP, LLC (0.0%, 2025-11-13)
Holders, Q2 2025
| Manager | Shares | Change |
|---|---|---|
| FMR LLC 0.03% of their portfolio | 15.8m $448.3m | Added +590.5k |
| Alphabet Inc. 6.61% of their portfolio | 5.0m $141.2m | Unchanged |
| SOFTBANK GROUP CORP. 0.55% of their portfolio | 4.8m $137.1m | New |
| MIC Capital Management UK LLP 25.36% of their portfolio | 4.5m $129.1m | Unchanged |
| Venrock Adviser, LLC 8.00% of their portfolio | 3.8m $106.7m | Unchanged |
| WELLINGTON MANAGEMENT GROUP LLP 0.02% of their portfolio | 3.4m $97.5m | Added +1.0m |
| JANUS HENDERSON GROUP PLC 0.05% of their portfolio | 3.4m $96.4m | Added +482.5k |
| T. Rowe Price Investment Management, Inc. 0.05% of their portfolio | 3.0m $85.5m | Added +111.8k |
| Alpha Wave Global, LP 7.31% of their portfolio | 2.4m $67.8m | Unchanged |
| VIKING GLOBAL INVESTORS LP 0.13% of their portfolio | 1.6m $46.0m | Unchanged |
| VANGUARD GROUP INC 0.00% of their portfolio | 1.5m $42.4m | Added +24.5k |
| ALLIANCEBERNSTEIN L.P. 0.01% of their portfolio | 1.4m $40.4m | Added +218.4k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 1.4m $38.9m | Reduced -188.9k |
| BlackRock, Inc. 0.00% of their portfolio | 1.2m $35.2m | Reduced -577.2k |
| Deep Track Capital, LP 1.00% of their portfolio | 1.1m $31.1m | Unchanged |
| RA CAPITAL MANAGEMENT, L.P. 0.32% of their portfolio | 675.5k $19.2m | Unchanged |
| STATE STREET CORP 0.00% of their portfolio | 600.2k $17.1m | Added +351.6k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 467.0k $13.3m | Added +32.3k |
| Woodline Partners LP 0.06% of their portfolio | 400.8k $11.4m | Added +100.6k |
| Cormorant Asset Management, LP 0.85% of their portfolio | 400.0k $11.4m | Unchanged |
| EVENTIDE ASSET MANAGEMENT, LLC 0.20% of their portfolio | 396.2k $11.3m | Added +146.2k |
| ROYCE & ASSOCIATES LP 0.10% of their portfolio | 331.3k $9.4m | New |
| JENNISON ASSOCIATES LLC 0.01% of their portfolio | 312.3k $8.9m | Reduced -43.3k |
| AMERICAN CENTURY COMPANIES INC 0.00% of their portfolio | 287.7k $8.2m | Added +1.5k |
| EcoR1 Capital, LLC 0.46% of their portfolio | 271.5k $7.7m | Added +221.5k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.00% of their portfolio | 253.7k $7.2m | Reduced -228.0k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 230.8k $6.6m | Added +182.3k |
| SILVERARC CAPITAL MANAGEMENT, LLC 1.21% of their portfolio | 207.6k $5.9m | Added +94.8k |
| Logos Global Management LP 0.76% of their portfolio | 200.0k $5.7m | New |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 136.4k $3.9m | Added +11.1k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 135.7k $3.9m | Added +13.4k |
| AXA S.A. 0.01% of their portfolio | 114.4k $3.3m | New |
| Ensign Peak Advisors, Inc 0.01% of their portfolio | 107.3k $3.1m | New |
| TANG CAPITAL MANAGEMENT LLC 0.14% of their portfolio | 100.0k $2.8m | New |
| Ikarian Capital, LLC 0.73% of their portfolio | 77.3k $2.2m | Reduced -72.7k |
| MORGAN STANLEY 0.00% of their portfolio | 63.8k $1.8m | Added +18.3k |
| ALPS ADVISORS INC 0.01% of their portfolio | 56.7k $1.6m | New |
| BARCLAYS PLC 0.00% of their portfolio | 56.1k $1.6m | Added +36.2k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 55.2k $1.6m | Added +47.1k |
| Alyeska Investment Group, L.P. 0.01% of their portfolio | 55.0k $1.6m | New |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 53.1k $1.5m | New |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 50.7k $1.4m | Added +40.1k |
| SG Americas Securities, LLC 0.01% of their portfolio | 47.7k $1.4m | Added +43.0k |
| UBS Group AG 0.00% of their portfolio | 46.3k $1.3m | Reduced -59.0k |
| EXCHANGE TRADED CONCEPTS, LLC 0.01% of their portfolio | 40.5k $1.2m | New |
| Swiss National Bank 0.00% of their portfolio | 40.1k $1.1m | New |
| Bank of New York Mellon Corp 0.00% of their portfolio | 39.5k $1.1m | Added +7.0k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 39.0k $1.1m | Added +18.1k |
| Nuveen, LLC 0.00% of their portfolio | 37.5k $1.1m | Added +17.1k |
| TD Asset Management Inc 0.00% of their portfolio | 36.8k $1.0m | Reduced -40.0k |
| Sofinnova Investments, Inc. 0.07% of their portfolio | 36.2k $1.0m | Reduced -609 |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 25.6k $727.7k | Added +6.5k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.00% of their portfolio | 25.6k $727.7k | New |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 24.0k $682.9k | Added +22.9k |
| BOOTHBAY FUND MANAGEMENT, LLC 0.02% of their portfolio | 23.3k $664.2k | Reduced -24.8k |
| Legal & General Group Plc 0.00% of their portfolio | 23.2k $661.3k | Added +21.7k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 21.3k $605.6k | Added +2.2k |
| Rafferty Asset Management, LLC 0.00% of their portfolio | 19.3k $548.9k | New |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 17.0k $484.6k | Added +8.8k |
| PRUDENTIAL FINANCIAL INC 0.00% of their portfolio | 16.1k $457.2k | Added +1.2k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 15.4k $438.8k | Added +8.1k |
| INTECH INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 14.1k $400.0k | New |
| Corient Private Wealth LP 0.00% of their portfolio | 13.1k $373.1k | New |
| Invesco Ltd. 0.00% of their portfolio | 12.0k $340.7k | Added +2.0k |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 11.9k $338.1k | Reduced -1.9k |
| Verition Fund Management LLC 0.00% of their portfolio | 11.7k $331.6k | New |
| Squarepoint Ops LLC 0.00% of their portfolio | 11.5k $327.1k | Added +3.7k |
| CITIGROUP INC 0.00% of their portfolio | 11.0k $311.6k | Added +103 |
| MetLife Investment Management, LLC 0.00% of their portfolio | 10.9k $308.8k | Added +1.5k |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio | 10.7k $303.6k | Added +1.5k |
| Atom Investors LP 0.03% of their portfolio | 10.2k $291.6k | New |
| CANTOR FITZGERALD, L. P. 0.01% of their portfolio | 10.2k $290.2k | New |
| Bellevue Group AG 0.00% of their portfolio | 7.8k $221.9k | New |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 6.0k $170.7k | Added +1.2k |
| SIMPLEX TRADING, LLC 0.00% of their portfolio | 5.8k $164.0k | New |
| WEXFORD CAPITAL LP 0.04% of their portfolio | 5.6k $160.3k | New |
| KLP KAPITALFORVALTNING AS 0.00% of their portfolio | 4.3k $122.3k | New |
| Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio | 4.3k $122.1k | Added +1.1k |
| STRS OHIO 0.00% of their portfolio | 2.8k $79.7k | Unchanged |
| Virtus Investment Advisers, LLC 0.03% of their portfolio | 2.7k $77.4k | New |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 1.6k $46.6k | Added +65 |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 1.6k $45.5k | Added +800 |
| Ameritas Investment Partners, Inc. 0.00% of their portfolio | 1.6k $44.4k | Unchanged |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 946 $26.9k | Added +296 |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 766 $22.0k | Added +695 |
| CWM, LLC 0.00% of their portfolio | 593 $17.0k | New |
| AMALGAMATED BANK 0.00% of their portfolio | 532 $15.0k | Unchanged |
| GAMMA Investing LLC 0.00% of their portfolio | 381 $10.8k | New |
| SBI Securities Co., Ltd. 0.00% of their portfolio | 315 $9.0k | Added +163 |
| SALEM INVESTMENT COUNSELORS INC 0.00% of their portfolio | 250 $7.1k | Added +50 |
| Sterling Capital Management LLC 0.00% of their portfolio | 215 $6.1k | Added +89 |
| PNC Financial Services Group, Inc. 0.00% of their portfolio | 190 $5.4k | Added +173 |
| RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio | 187 $5.3k | New |
| Quarry LP 0.00% of their portfolio | 158 $4.5k | New |
| MassMutual Private Wealth & Trust, FSB 0.00% of their portfolio | 138 $3.9k | New |
| Bell Investment Advisors, Inc 0.00% of their portfolio | 135 $3.8k | New |
| Versant Capital Management, Inc 0.00% of their portfolio | 76 $2.2k | New |
| NISA INVESTMENT ADVISORS, LLC 0.00% of their portfolio | 75 $2.1k | Added +66 |
| EverSource Wealth Advisors, LLC 0.00% of their portfolio | 51 $1.5k | New |
| Arax Advisory Partners 0.00% of their portfolio | 39 $1.1k | Added +9 |