Equillium, Inc. - EQ
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| JANUS HENDERSON GROUP PLC | History | Added to | 6,494,571 | 12,956 | 0.01% | 0.0% | 1 | +632,359 | 10.79% | Q1 2026 | May 18, 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | History | No change | 5,329,416 | 10,658 | 0.02% | 0.01% | 2 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Decheng Capital LLC | History | No change | 4,447,308 | 8,894 | 1.34% | 0.93% | 3 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| ADAR1 Capital Management, LLC | History | Reduced | 3,726,659 | 7,453 | 0.44% | 0.64% | 4 | -1,881,419 | -33.55% | Q1 2026 | May 15, 2026 |
| Woodline Partners LP | History | No change | 3,500,901 | 7,001 | 0.03% | 0.02% | 5 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Aberdeen Group plc | History | Added to | 3,352,837 | 6,705 | 0.01% | 0.01% | 6 | +986,149 | 41.67% | Q1 2026 | Apr 29, 2026 |
| RA CAPITAL MANAGEMENT, L.P. | History | New | 3,096,336 | 6,192 | 0.07% | — | 7 | +3,096,336 | New | Q1 2026 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 1,784,472 | 3,568 | 0.0% | — | 8 | +1,784,472 | New | Q1 2026 | May 15, 2026 |
| BALYASNY ASSET MANAGEMENT L.P. | History | Reduced | 1,638,770 | 3,277 | 0.0% | 0.0% | 9 | -437,480 | -21.07% | Q1 2026 | May 15, 2026 |
| Eversept Partners, LP | History | New | 1,498,993 | 2,997 | 0.16% | — | 10 | +1,498,993 | New | Q1 2026 | May 15, 2026 |
| VANGUARD GROUP INC | History | No change | 1,920,423 | 2,976 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Affinity Asset Advisors, LLC | History | New | 1,226,310 | 2,452 | 0.13% | — | 12 | +1,226,310 | New | Q1 2026 | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Reduced | 656,964 | 1,313 | 0.0% | 0.0% | 13 | -76,262 | -10.4% | Q1 2026 | May 14, 2026 |
| DIADEMA PARTNERS LP | History | Added to | 433,844 | 867 | 0.15% | 0.09% | 14 | +86,451 | 24.89% | Q1 2026 | May 15, 2026 |
| Hudson Bay Capital Management LP | History | No change | 428,538 | 857 | 0.0% | 0.0% | 15 | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 378,813 | 757 | 0.0% | 0.0% | 16 | +33,503 | 9.7% | Q1 2026 | May 15, 2026 |
| Ikarian Capital, LLC | History | No change | 303,555 | 607 | 0.05% | 0.04% | 17 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| CANTOR FITZGERALD, L. P. | History | Reduced | 262,643 | 525 | 0.01% | 0.01% | 18 | -300,000 | -53.32% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Reduced | 246,173 | 492 | 0.0% | 0.0% | 19 | -78,437 | -24.16% | Q1 2026 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Added to | 231,035 | 462 | 0.0% | 0.0% | 20 | +3,466 | 1.52% | Q1 2026 | May 15, 2026 |
| JANE STREET GROUP, LLC | History | Added to | 221,241 | 442 | 0.0% | 0.0% | 21 | +97,091 | 78.2% | Q1 2026 | May 12, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 189,530 | 379 | 0.0% | — | 23 | +189,530 | New | Q1 2026 | May 08, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 189,933 | 379 | 0.0% | 0.0% | 22 | +82,333 | 76.52% | Q1 2026 | May 15, 2026 |
| STATE STREET CORP | History | Added to | 174,060 | 348 | 0.0% | 0.0% | 24 | +18,640 | 11.99% | Q1 2026 | May 15, 2026 |
| BlackRock, Inc. | History | Added to | 127,852 | 255 | 0.0% | 0.0% | 25 | +1,799 | 1.43% | Q1 2026 | May 13, 2026 |
| Persistent Asset Partners Ltd | History | Added to | 110,117 | 220 | 0.08% | 0.06% | 26 | +16,994 | 18.25% | Q1 2026 | May 12, 2026 |
| XTX Topco Ltd | History | New | 103,105 | 206 | 0.0% | — | 27 | +103,105 | New | Q1 2026 | May 15, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | No change | 93,211 | 186 | 0.0% | 0.0% | 28 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | Reduced | 70,158 | 140 | 0.0% | 0.0% | 29 | -18,371 | -20.75% | Q1 2026 | May 14, 2026 |
| MARSHALL WACE, LLP | History | New | 57,632 | 115 | 0.0% | — | 30 | +57,632 | New | Q1 2026 | May 14, 2026 |
| AlphaCore Capital LLC | History | No change | 52,345 | 104 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| OMERS ADMINISTRATION Corp | History | New | 50,037 | 100 | 0.0% | — | 32 | +50,037 | New | Q1 2026 | May 15, 2026 |
| TWO SIGMA ADVISERS, LP | History | No change | 44,100 | 68 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Quadrature Capital Ltd | History | New | 28,760 | 57 | 0.0% | — | 34 | +28,760 | New | Q1 2026 | May 15, 2026 |
| TUDOR INVESTMENT CORP ET AL | History | Reduced | 20,100 | 40 | 0.0% | 0.0% | 35 | -258,800 | -92.79% | Q1 2026 | May 15, 2026 |
| MORGAN STANLEY | History | Reduced | 18,520 | 37 | 0.0% | 0.0% | 36 | -17,214 | -48.17% | Q1 2026 | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | New | 15,333 | 30 | 0.0% | — | 37 | +15,333 | New | Q1 2026 | May 07, 2026 |
| Rockefeller Capital Management L.P. | History | New | 14,286 | 28 | 0.0% | — | 38 | +14,286 | New | Q1 2026 | May 14, 2026 |
| UBS Group AG | History | Added to | 13,740 | 27 | 0.0% | 0.0% | 39 | +12,820 | 1393.48% | Q1 2026 | May 05, 2026 |
| Apollon Wealth Management, LLC | History | No change | 13,875 | 27 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q1 2026 | Apr 22, 2026 |
| GROUP ONE TRADING LLC | History | New | 12,553 | 25 | 0.0% | — | 41 | +12,553 | New | Q1 2026 | May 13, 2026 |
| AXQ CAPITAL, LP | History | New | 11,935 | 23 | 0.0% | — | 42 | +11,935 | New | Q1 2026 | May 13, 2026 |
| Squarepoint Ops LLC | History | New | 10,025 | 20 | 0.0% | — | 43 | +10,025 | New | Q1 2026 | May 15, 2026 |
| Vanguard Global Advisers, LLC | History | New | 5,826 | 11 | 0.0% | — | 44 | +5,826 | New | Q1 2026 | May 08, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 1,291 | 2 | 0.0% | 0.0% | 46 | -2,779 | -68.28% | Q1 2026 | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 1,000 | 2 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q1 2026 | May 11, 2026 |
| ROYAL BANK OF CANADA | History | Reduced | 105 | 0 | — | 0.0% | — | -79,629 | -99.87% | Q1 2026 | May 15, 2026 |
| Schonfeld Strategic Advisors LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -25,381 | -100.0% | Q1 2026 | May 15, 2026 |
| Coastal Bridge Advisors, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,500 | -100.0% | Q1 2026 | May 14, 2026 |
| FMR LLC | History | New | 360 | 0 | — | — | — | +360 | New | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | — | — | -295 | -100.0% | Q1 2026 | May 15, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 129 | 0 | — | — | — | -154 | -54.42% | Q1 2026 | Apr 27, 2026 |
| Caitong International Asset Management Co., Ltd | History | New | 23 | 0 | — | — | — | +23 | New | Q1 2026 | May 11, 2026 |
| CITIGROUP INC | History | New | 1 | 0 | — | — | — | +1 | New | Q1 2026 | May 11, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 250 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 15, 2026 |