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 |
|---|---|---|---|---|---|
| Tower Research Capital LLC (TRC) | 154 | $4.00K | 0.00% | +154 | New |
| Aster Capital Management (DIFC) Ltd | 1,810 | $47.0K | 0.01% | +1,810 | New |
| Legal & General Group Plc | 5,000 | $127.5K | 0.00% | +5,000 | New |
| Sandia Investment Management LP | 5,000 | $129.9K | 0.21% | +5,000 | New |
| Capula Management Ltd | 8,362 | $217.2K | 0.00% | +8,362 | New |
| Point72 Asia (Singapore) Pte. Ltd. | 10,706 | $278.1K | 0.05% | +10,706 | New |
| Marshall Wace, LLP | 12,000 | $311.8K | 0.00% | +12,000 | New |
| Davidson Kempner Capital Management LP | 13,500 | $337.6K | 0.01% | +13,500 | New |
| Shay Capital LLC | 15,000 | $389.7K | 0.11% | +15,000 | New |
| Point72 Asset Management, L.P. | 15,600 | $405.3K | 0.00% | +15,600 | New |
| Barclays PLC | 16,400 | $426.1K | 0.00% | +16,400 | New |
| Squarepoint Ops LLC | 16,470 | $427.9K | 0.00% | +16,470 | New |
| HRT Financial LP | 21,637 | $562.0K | 0.00% | +21,637 | New |
| Geode Capital Management, LLC | 22,269 | $578.5K | 0.00% | +22,269 | New |
| Point72 (DIFC) Ltd | 24,011 | $623.8K | 0.05% | +24,011 | New |
| Norges Bank | 25,000 | $649.5K | 0.00% | +25,000 | New |
| Jane Street Group, LLC | 26,570 | $690.3K | 0.00% | +26,570 | New |
| Teachers Retirement System of the State of Kentucky | 26,708 | $694.0K | 0.01% | +26,708 | 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 |
| TD Asset Management Inc | 44,782 | $1.07M | 0.00% | +44,782 | New |
| Manufacturers Life Insurance Company, The | 46,194 | $1.20M | 0.00% | +46,194 | 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 |
| Goldman Sachs Group Inc | 51,000 | $1.32M | 0.00% | +51,000 | New |
| Citadel Advisors LLC | 135,608 | $3.52M | 0.00% | +135,608 | New |
| Platinum Investment Management Ltd | 150,000 | $3.90M | 0.18% | +150,000 | New |
| Alyeska Investment Group, L.P. | 225,000 | $5.85M | 0.03% | +225,000 | New |
| Franklin Resources Inc | 450,000 | $10.6M | 0.00% | +450,000 | New |
| Millennium Management LLC | 440,411 | $11.4M | 0.01% | +440,411 | New |
| Woodline Partners LP | 519,675 | $13.5M | 0.11% | +519,675 | New |
| TCG Crossover Management, LLC | 650,000 | $16.9M | 1.43% | +650,000 | New |
| Cormorant Asset Management, LP | 700,000 | $18.2M | 0.96% | +700,000 | New |
| Driehaus Capital Management LLC | 981,322 | $25.5M | 0.22% | +981,322 | New |
| EcoR1 Capital, LLC | 1,175,809 | $30.5M | 1.05% | +1,175,809 | New |
| Price T Rowe Associates Inc | 1,192,938 | $31.0M | 0.00% | +1,192,938 | New |
| Ra Capital Management, L.P. | 1,511,334 | $39.3M | 0.45% | +1,511,334 | New |
| NVP Associates, LLC | 2,136,335 | $55.5M | 31.51% | +2,136,335 | New |
| Wellington Management Group LLP | 2,937,853 | $74.3M | 0.01% | +2,937,853 | New |
| Deep Track Capital, LP | 3,018,935 | $78.4M | 2.50% | +3,018,935 | New |
| NEA Management Company, LLC | 3,614,486 | $93.9M | 5.12% | +3,614,486 | New |
| OrbiMed Advisors LLC | 3,812,215 | $99.0M | 1.81% | +3,812,215 | New |
| Frazier Life Sciences Management, L.P. | 5,985,347 | $155.5M | 6.23% | +5,985,347 | New |