MBX Biosciences, Inc.
MBX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001776111
In the last 90 days, MBX Biosciences, Inc. insiders filed 0 open-market purchases and 1 sale; 172 institutions reported holding it in 13F filings for Q2 2026, worth $3.06B in total; no superinvestor holds it.
13F holders, Q3 2024
Institutional positions in MBX Biosciences, Inc. as of Sep 30, 2024. 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
- Institutional holders
- 45
- +45 vs. Q2 2024
- Shares held
- 30.3M
- +30.3M vs. Q2 2024
- Total value
- $784.1M
- +$784.1M vs. Q2 2024
- New holders
- 45
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MBX 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 | 172 | $3.06B |
| Q1 2026 | 157 | $1.57B |
| Q4 2025 | 138 | $1.53B |
| Q3 2025 | 118 | $836.4M |
| Q2 2025 | 88 | $420.3M |
| Q1 2025 | 79 | $263.2M |
| Q4 2024 | 63 | $606.5M |
| Q3 2024 | 45 | $784.1M |
| 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 2024
Shares, value and share of portfolio for each institution holding MBX Biosciences, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Frazier Life Sciences Management, L.P. | 5,985,347 | $155.5M | 6.23% | +5,985,347 | New |
| OrbiMed Advisors LLC | 3,812,215 | $99.0M | 1.81% | +3,812,215 | New |
| NEA Management Company, LLC | 3,614,486 | $93.9M | 5.12% | +3,614,486 | New |
| Deep Track Capital, LP | 3,018,935 | $78.4M | 2.50% | +3,018,935 | New |
| Wellington Management Group LLP | 2,937,853 | $74.3M | 0.01% | +2,937,853 | New |
| NVP Associates, LLC | 2,136,335 | $55.5M | 31.51% | +2,136,335 | New |
| Ra Capital Management, L.P. | 1,511,334 | $39.3M | 0.45% | +1,511,334 | New |
| Price T Rowe Associates Inc | 1,192,938 | $31.0M | 0.00% | +1,192,938 | New |
| EcoR1 Capital, LLC | 1,175,809 | $30.5M | 1.05% | +1,175,809 | New |
| Driehaus Capital Management LLC | 981,322 | $25.5M | 0.22% | +981,322 | New |
| Cormorant Asset Management, LP | 700,000 | $18.2M | 0.96% | +700,000 | New |
| TCG Crossover Management, LLC | 650,000 | $16.9M | 1.43% | +650,000 | New |
| Woodline Partners LP | 519,675 | $13.5M | 0.11% | +519,675 | New |
| Millennium Management LLC | 440,411 | $11.4M | 0.01% | +440,411 | New |
| Franklin Resources Inc | 450,000 | $10.6M | 0.00% | +450,000 | New |
| Alyeska Investment Group, L.P. | 225,000 | $5.85M | 0.03% | +225,000 | New |
| Platinum Investment Management Ltd | 150,000 | $3.90M | 0.18% | +150,000 | New |
| Citadel Advisors LLC | 135,608 | $3.52M | 0.00% | +135,608 | New |
| Goldman Sachs Group Inc | 51,000 | $1.32M | 0.00% | +51,000 | New |
| Vanguard Group Inc | 50,000 | $1.30M | 0.00% | +50,000 | New |
| Monashee Investment Management LLC | 50,000 | $1.30M | 0.14% | +50,000 | New |
| Maven Securities LTD | 50,000 | $1.30M | 0.15% | +50,000 | New |
| StemPoint Capital LP | 50,000 | $1.30M | 0.39% | +50,000 | New |
| Manufacturers Life Insurance Company, The | 46,194 | $1.20M | 0.00% | +46,194 | New |
| TD Asset Management Inc | 44,782 | $1.07M | 0.00% | +44,782 | New |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 30,000 | $779.4K | 0.02% | +30,000 | New |
| Ghisallo Capital Management LLC | 30,000 | $779.4K | 0.04% | +30,000 | New |
| Teachers Retirement System of the State of Kentucky | 26,708 | $694.0K | 0.01% | +26,708 | New |
| Jane Street Group, LLC | 26,570 | $690.3K | 0.00% | +26,570 | New |
| Norges Bank | 25,000 | $649.5K | 0.00% | +25,000 | New |
| Point72 (DIFC) Ltd | 24,011 | $623.8K | 0.05% | +24,011 | New |
| Geode Capital Management, LLC | 22,269 | $578.5K | 0.00% | +22,269 | New |
| HRT Financial LP | 21,637 | $562.0K | 0.00% | +21,637 | New |
| Squarepoint Ops LLC | 16,470 | $427.9K | 0.00% | +16,470 | New |
| Barclays PLC | 16,400 | $426.1K | 0.00% | +16,400 | New |
| Point72 Asset Management, L.P. | 15,600 | $405.3K | 0.00% | +15,600 | New |
| Shay Capital LLC | 15,000 | $389.7K | 0.11% | +15,000 | New |
| Davidson Kempner Capital Management LP | 13,500 | $337.6K | 0.01% | +13,500 | New |
| Marshall Wace, LLP | 12,000 | $311.8K | 0.00% | +12,000 | New |
| Point72 Asia (Singapore) Pte. Ltd. | 10,706 | $278.1K | 0.05% | +10,706 | New |
| Capula Management Ltd | 8,362 | $217.2K | 0.00% | +8,362 | New |
| Sandia Investment Management LP | 5,000 | $129.9K | 0.21% | +5,000 | New |
| Legal & General Group Plc | 5,000 | $127.5K | 0.00% | +5,000 | New |
| Aster Capital Management (DIFC) Ltd | 1,810 | $47.0K | 0.01% | +1,810 | New |
| Tower Research Capital LLC (TRC) | 154 | $4.00K | 0.00% | +154 | New |