54 institutions reported holding $81.8M of EQUILLIUM INC (EQ) in SEC 13F filings for 2026-03-31. Largest institutional holders: JANUS HENDERSON GROUP PLC ($13.0M), ADAGE CAPITAL PARTNERS GP, L.L.C. ($10.7M), Decheng Capital LLC ($8.9M), ADAR1 Capital Management, LLC ($7.5M), Woodline Partners LP ($7.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JANUS HENDERSON GROUP PLC | $13.0M | 6.5M | Added |
| 2 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $10.7M | 5.3M | Hold |
| 3 | Decheng Capital LLC | $8.9M | 4.4M | Hold |
| 4 | ADAR1 Capital Management, LLC | $7.5M | 3.7M | Trimmed |
| 5 | Woodline Partners LP | $7.0M | 3.5M | Hold |
| 6 | Aberdeen Group plc | $6.7M | 3.4M | Added |
| 7 | RA CAPITAL MANAGEMENT, L.P. | $6.2M | 3.1M | New |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | $3.6M | 1.8M | New |
| 9 | Balyasny Asset Management L.P. | $3.3M | 1.6M | Trimmed |
| 10 | Eversept Partners, LP | $3.0M | 1.5M | New |
| 11 | Affinity Asset Advisors, LLC | $2.5M | 1.2M | New |
| 12 | RENAISSANCE TECHNOLOGIES LLC | $1.3M | 656,964 | Trimmed |
| 13 | DIADEMA PARTNERS LP | $867,688 | 433,844 | Added |
| 14 | Hudson Bay Capital Management LP | $857,076 | 428,538 | Hold |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | $757,975 | 378,813 | Added |
| 16 | Ikarian Capital, LLC | $607,110 | 303,555 | Hold |
| 17 | CANTOR FITZGERALD, L. P. | $525,286 | 262,643 | Trimmed |
| 18 | SIMPLEX TRADING, LLC | $522,600 | 261,300 | Added |
| 19 | TWO SIGMA INVESTMENTS, LP | $492,346 | 246,173 | Trimmed |
| 20 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $462,070 | 231,035 | Added |
| 21 | JANE STREET GROUP, LLC | $442,482 | 221,241 | Added |
| 22 | CITADEL ADVISORS LLC | $379,866 | 189,933 | Added |
| 23 | VANGUARD FIDUCIARY TRUST CO | $379,060 | 189,530 | New |
| 24 | STATE STREET CORP | $348,120 | 174,060 | Added |
| 25 | BlackRock, Inc. | $255,704 | 127,852 | Added |
Source: SEC Form 13F filings · as of 2026-03-31