Odyssey Therapeutics, Inc.: which funds bought and sold
Institutions that bought and sold Odyssey Therapeutics shares in Q2 2026, from the holdings they reported to the SEC on Form 13F for March 31, 2026 and June 30, 2026.
Between March 31, 2026 and June 30, 2026, 58 institutions that filed 13F reports for both quarters added to or opened positions in Odyssey Therapeutics, and 0 cut or closed them. Together they added a net 34.8M shares, — on what they held at the start of the quarter. Active managers and hedge funds on our list were net buyers of 11.1M shares; index fund managers were net buyers of 1.4M shares. 58 opened a new position and 0 sold out entirely.
Bought, Q2 2026 58 institutions, 58 of them new holders Sold, Q2 2026 0 institutions, 0 of them sold out
Net change, all compared +34.8M shares (—)
Net change, active managers +11.1M shares (—), 20 bought, 0 sold
Buyers versus sellers
58 bought 0 sold
Active managers and hedge funds 20 bought · 0 sold · +11.1M
Index fund managers 7 bought · 0 sold · +1.4M
Other institutions 31 bought · 0 sold · +22.3M
Biggest buyers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| FMR LLC Active manager | +5.2M New position | 5.2M | $96.9M |
| Sr One Capital Management, LP | +3.8M New position | 3.8M | $71M |
| Tpg Gp A, LLC | +3.7M New position | 3.7M | $69M |
| Lightspeed Management Company, L.L.C. | +3.6M New position | 3.6M | $67.5M |
| Orbimed Advisors LLC | +3.0M New position | 3.0M | $56.2M |
| Sanofi | +2.0M New position | 2.0M | $37.3M |
| Deerfield Management Company, L.P. Hedge fund | +1.0M New position | 1.0M | $19.6M |
| Sands Capital Alternatives, LLC | +875K New position | 875K | $16.4M |
| Hhlr Advisors, Ltd. | +832K New position | 832K | $15.6M |
| General Catalyst Group Management, LLC | +810K New position | 810K | $15.2M |
| Affinity Asset Advisors, LLC | +766K New position | 766K | $14.3M |
| Adage Capital Partners Gp, L.L.C. Hedge fund | +725K New position | 725K | $13.6M |
| Vanguard Capital Management LLC Index funds | +720K New position | 720K | $13.5M |
| Foresite Capital Management V, LLC | +713K New position | 713K | $13.3M |
| Vivo Capital, LLC | +575K New position | 575K | $10.8M |
| Ecor1 Capital, LLC Hedge fund | +556K New position | 556K | $10.4M |
| Logos Global Management LP Hedge fund | +522K New position | 522K | $9.8M |
| Marshall Wace, LLP Hedge fund | +493K New position | 493K | $9.2M |
| Price T Rowe Associates Inc Active manager | +472K New position | 472K | $8.8M |
| Catalio Capital Management, LP | +458K New position | 458K | $8.6M |
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| FMR LLC Active manager | +5.2M New position | 5.2M | $96.9M |
| Deerfield Management Company, L.P. Hedge fund | +1.0M New position | 1.0M | $19.6M |
| Adage Capital Partners Gp, L.L.C. Hedge fund | +725K New position | 725K | $13.6M |
| Ecor1 Capital, LLC Hedge fund | +556K New position | 556K | $10.4M |
| Logos Global Management LP Hedge fund | +522K New position | 522K | $9.8M |
| Marshall Wace, LLP Hedge fund | +493K New position | 493K | $9.2M |
| Price T Rowe Associates Inc Active manager | +472K New position | 472K | $8.8M |
| Balyasny Asset Management L.P. Hedge fund | +394K New position | 394K | $7.4M |
| Woodline Partners LP Hedge fund | +346K New position | 346K | $6.5M |
| Franklin Resources Inc Active manager | +275K New position | 275K | $5.1M |
Biggest sellers
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| No institution cut its holding. | |||
| Institution | Change in shares | Shares June 30, 2026 | Value |
|---|---|---|---|
| None of the active managers on our list. | |||
New positions
| Institution | Shares | Value June 30, 2026 |
|---|---|---|
| FMR LLCActive manager | 5.2M | $96.9M |
| Sr One Capital Management, LP | 3.8M | $71M |
| Tpg Gp A, LLC | 3.7M | $69M |
| Lightspeed Management Company, L.L.C. | 3.6M | $67.5M |
| Orbimed Advisors LLC | 3.0M | $56.2M |
| Sanofi | 2.0M | $37.3M |
| Deerfield Management Company, L.P.Hedge fund | 1.0M | $19.6M |
| Sands Capital Alternatives, LLC | 875K | $16.4M |
| Hhlr Advisors, Ltd. | 832K | $15.6M |
| General Catalyst Group Management, LLC | 810K | $15.2M |
Sold out
| Institution | Shares | Value March 31, 2026 |
|---|---|---|
| No institution sold its whole holding. | ||
Who holds the shares
- Institutions reporting
- 58
- Ten largest holders
- 71.3% of 13F-reported shares
- Index fund managers
- 4.0% of 13F-reported shares
- Active managers and hedge funds
- 31.8% of 13F-reported shares
| Type | Bought | Sold | New | Sold out | Net change in shares | Net % |
|---|---|---|---|---|---|---|
| Active managers and hedge funds | 20 | 0 | 20 | 0 | +11.1M | — |
| Index fund managers | 7 | 0 | 7 | 0 | +1.4M | — |
| Other institutions | 31 | 0 | 31 | 0 | +22.3M | — |
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