Who Owns JATT II ACQUISITION CORP (JATT)? -- Institutional Holders (2026-06-30)
25 institutions reported holding $61.7M of JATT II ACQUISITION CORP (JATT) in SEC 13F filings for 2026-06-30. Largest institutional holders: Balyasny Asset Management L.P. ($5.7M), GREAT POINT PARTNERS LLC ($5.7M), RA CAPITAL MANAGEMENT, L.P. ($5.7M), Jupiter Topco LLC ($5.7M), ADAR1 Capital Management, LLC ($4.7M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | Balyasny Asset Management L.P. | $5.7M | 500,000 | New |
| 2 | GREAT POINT PARTNERS LLC | $5.7M | 500,000 | New |
| 3 | RA CAPITAL MANAGEMENT, L.P. | $5.7M | 500,000 | New |
| 4 | Jupiter Topco LLC | $5.7M | 500,000 | New |
| 5 | ADAR1 Capital Management, LLC | $4.7M | 417,724 | New |
| 6 | Atika Capital Management LLC | $4.5M | 400,000 | New |
| 7 | FRANKLIN RESOURCES INC | $4.5M | 400,000 | New |
| 8 | CITADEL ADVISORS LLC | $3.6M | 319,986 | New |
| 9 | FARALLON CAPITAL MANAGEMENT LLC | $3.4M | 300,000 | New |
| 10 | BRAIDWELL LP | $2.8M | 250,000 | New |
| 11 | Nantahala Capital Management, LLC | $2.6M | 225,000 | New |
| 12 | TCG Crossover Management, LLC | $2.3M | 200,000 | New |
| 13 | Affinity Asset Advisors, LLC | $2.3M | 200,000 | New |
| 14 | Spruce Street Capital LP | $1.8M | 160,000 | New |
| 15 | MILLENNIUM MANAGEMENT LLC | $1.8M | 159,683 | New |
| 16 | Logos Global Management LP | $1.1M | 100,000 | New |
| 17 | TWO SIGMA INVESTMENTS, LP | $1.1M | 96,165 | New |
| 18 | TORONTO DOMINION BANK | $573,680 | 50,500 | New |
| 19 | Woodline Partners LP | $568,000 | 50,000 | New |
| 20 | Magnetar Financial LLC | $544,235 | 47,908 | New |
| 21 | 683 Capital Management, LLC | $480,119 | 42,264 | New |
| 22 | DIADEMA PARTNERS LP | $102,479 | 9,021 | New |
| 23 | Clear Street Group Inc. | $80,917 | 7,123 | New |
| 24 | Persistent Asset Partners Ltd | $26,128 | 2,300 | New |
| 25 | MORGAN STANLEY | $91 | 8 | New |
Source: SEC Form 13F filings · as of 2026-06-30