Kezar Life Sciences, Inc. - KZR
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| BML Capital Management, LLC | History | No change | 720,787 | 5,348 | 3.43% | 3.92% | 1 | 0 | 0.0% | Q1 2026 | May 05, 2026 |
| SUVRETTA CAPITAL MANAGEMENT, LLC | History | No change | 716,759 | 5,318 | 0.14% | 0.09% | 2 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| TANG CAPITAL MANAGEMENT LLC | History | No change | 664,314 | 4,929 | 0.25% | 0.21% | 3 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 290,529 | 2,155 | 0.0% | — | 4 | +290,529 | New | Q1 2026 | May 15, 2026 |
| VANGUARD GROUP INC | History | No change | 341,404 | 2,147 | 0.0% | 0.0% | 5 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| Rangeley Capital, LLC | History | Added to | 243,073 | 1,803 | 1.75% | 0.45% | 6 | +157,147 | 182.89% | Q1 2026 | May 15, 2026 |
| Affinity Asset Advisors, LLC | History | No change | 229,076 | 1,699 | 0.09% | 0.08% | 7 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Added to | 201,600 | 1,495 | 0.0% | 0.0% | 8 | +82,900 | 69.84% | Q1 2026 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | Added to | 188,426 | 1,398 | 0.0% | 0.0% | 9 | +57,141 | 43.52% | Q1 2026 | May 14, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 151,630 | 1,123 | 0.0% | 0.0% | 10 | +26,259 | 20.95% | Q1 2026 | May 13, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | New | 142,050 | 1,054 | 0.0% | — | 11 | +142,050 | New | Q1 2026 | May 15, 2026 |
| Peapod Lane Capital LLC | History | Reduced | 126,692 | 924 | 0.76% | 0.68% | 12 | -7 | -0.01% | Q1 2026 | May 01, 2026 |
| Ikarian Capital, LLC | History | No change | 102,211 | 758 | 0.06% | 0.05% | 13 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| BlackRock, Inc. | History | Added to | 100,064 | 742 | 0.0% | 0.0% | 14 | +1,380 | 1.4% | Q1 2026 | May 13, 2026 |
| ADAR1 Capital Management, LLC | History | Reduced | 81,933 | 607 | 0.04% | 0.05% | 15 | -35,507 | -30.23% | Q1 2026 | May 15, 2026 |
| Groupe la Francaise | History | New | 80,400 | 596 | 0.01% | — | 17 | +80,400 | New | Q1 2026 | May 21, 2026 |
| Aldebaran Capital, LLC | History | Reduced | 80,335 | 596 | 0.46% | 0.45% | 16 | -295 | -0.37% | Q1 2026 | May 07, 2026 |
| CITADEL ADVISORS LLC | History | New | 75,203 | 558 | 0.0% | — | 18 | +75,203 | New | Q1 2026 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Reduced | 60,988 | 452 | 0.0% | 0.0% | 19 | -7,179 | -10.53% | Q1 2026 | May 15, 2026 |
| EQUITEC PROPRIETARY MARKETS, LLC | History | New | 57,500 | 426 | 0.23% | — | 20 | +57,500 | New | Q1 2026 | May 11, 2026 |
| CREDIT INDUSTRIEL ET COMMERCIAL | History | New | 53,600 | 397 | 0.03% | — | 21 | +53,600 | New | Q1 2026 | Apr 29, 2026 |
| TORNO CAPITAL, LLC | History | Added to | 48,479 | 359 | 0.05% | 0.03% | 22 | +28,479 | 142.4% | Q1 2026 | May 15, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 41,201 | 305 | 0.0% | — | 23 | +41,201 | New | Q1 2026 | May 08, 2026 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 30,334 | 225 | 0.0% | 0.0% | 24 | +3,791 | 14.28% | Q1 2026 | May 07, 2026 |
| RBF Capital, LLC | History | No change | 28,144 | 208 | 0.01% | 0.01% | 25 | 0 | 0.0% | Q1 2026 | May 18, 2026 |
| STATE STREET CORP | History | No change | 27,093 | 201 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Yakira Capital Management, Inc. | History | New | 24,000 | 178 | 0.05% | — | 27 | +24,000 | New | Q1 2026 | May 14, 2026 |
| Vazirani Asset Management LLC | History | Reduced | 22,000 | 163 | 0.38% | 1.85% | 28 | -26,428 | -54.57% | Q1 2026 | May 15, 2026 |
| JANE STREET GROUP, LLC | History | New | 21,367 | 158 | 0.0% | — | 29 | +21,367 | New | Q1 2026 | May 12, 2026 |
| XTX Topco Ltd | History | New | 19,495 | 144 | 0.0% | — | 30 | +19,495 | New | Q1 2026 | May 15, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | No change | 16,210 | 120 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| NORTHERN TRUST CORP | History | No change | 13,763 | 102 | 0.0% | 0.0% | 32 | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| FMR LLC | History | Added to | 10,208 | 75 | 0.0% | 0.0% | 33 | +10,000 | 4807.69% | Q1 2026 | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | Reduced | 5,796 | 43 | 0.0% | 0.0% | 34 | -40 | -0.69% | Q1 2026 | May 11, 2026 |
| MORGAN STANLEY | History | Reduced | 4,285 | 31 | 0.0% | 0.0% | 35 | -1,400 | -24.63% | Q1 2026 | May 15, 2026 |
| NewEdge Advisors, LLC | History | New | 2,176 | 16 | 0.0% | — | 36 | +2,176 | New | Q1 2026 | Jun 02, 2026 |
| Vanguard Global Advisers, LLC | History | New | 1,737 | 12 | 0.0% | — | 37 | +1,737 | New | Q1 2026 | May 08, 2026 |
| Global Retirement Partners, LLC | History | No change | 1,000 | 6 | 0.0% | 0.0% | 38 | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| Caitong International Asset Management Co., Ltd | History | New | 308 | 2 | 0.0% | — | 40 | +308 | New | Q1 2026 | May 11, 2026 |
| ROYAL BANK OF CANADA | History | Added to | 322 | 2 | 0.0% | 0.0% | 39 | +210 | 187.5% | Q1 2026 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 262 | 1 | 0.0% | 0.0% | 41 | -302 | -53.55% | Q1 2026 | May 15, 2026 |
| Nantahala Capital Management, LLC | History | Closed out | 0 | 0 | — | 0.06% | — | -276,754 | -100.0% | Q1 2026 | May 15, 2026 |
| Stonepine Capital Management, LLC | History | Closed out | 0 | 0 | — | 0.72% | — | -156,179 | -100.0% | Q1 2026 | May 14, 2026 |
| PRELUDE CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.02% | — | -52,929 | -100.0% | Q1 2026 | May 15, 2026 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -51,638 | -100.0% | Q1 2026 | May 15, 2026 |
| FNY Investment Advisers, LLC | History | Closed out | 0 | 0 | — | 0.09% | — | -50,000 | -100.0% | Q1 2026 | Apr 15, 2026 |
| Shay Capital LLC | History | Closed out | 0 | 0 | — | 0.02% | — | -33,699 | -100.0% | Q1 2026 | May 15, 2026 |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | History | Closed out | 0 | 0 | — | 0.13% | — | -25,000 | -100.0% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Closed out | 0 | 0 | — | 0.0% | — | -11,312 | -100.0% | Q1 2026 | May 15, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | — | — | -122 | -100.0% | Q1 2026 | May 15, 2026 |
| OSAIC HOLDINGS, INC. | History | Closed out | 0 | 0 | — | — | — | -94 | -100.0% | Q1 2026 | May 15, 2026 |
| UBS Group AG | History | Reduced | 13 | 0 | — | — | — | -27 | -67.5% | Q1 2026 | May 05, 2026 |
| JPMORGAN CHASE & CO | History | No change | 109 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 13, 2026 |
| BARCLAYS PLC | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 14, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 89 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 12, 2026 |
| CIBC Private Wealth Group LLC | History | No change | 100 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| Allworth Financial LP | History | No change | 50 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | May 14, 2026 |