Kezar Life SciencesKZR
13F holders, Q2 2025 (June 30)At the end of Q2 2025, 40 institutions reported holding Kezar Life Sciences Inc. (KZR) in their 13F filings, down 1 from Q1 2025. 2 opened new positions and 4 sold out. The largest holders were Tang Capital Management LLC ($3.3M), Montanova Capital, LLC ($3.3M) and BML Capital Management, LLC ($2.9M). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Kezar Life Sciences Inc.
- CUSIP
- 49372L209
- Latest filing quarter
- Q1 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 2 | $664 |
| Exits | 4 | $438K |
All 13F filers, Q1 2025 → Q2 2025: 324,021 shares bought and 178,417 shares sold, net +145,604 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 40 holders
| Tang Capital Management LLC | 0.17% | No change | 720,000 | $3.3M |
| Montanova Capital, LLC | 0.12% | No change | 716,759 | $3.3M |
| BML Capital Management, LLC | 2.23% | Add +55.6% | 635,183 | $2.9M |
| Avidity Partners Management LP | 0.46% | No change | 502,600 | $2.3M |
| Vanguard Group Inc. | 0.00% | No change | 276,228 | $1.3M |
| Orbimed Advisors LLC | 0.02% | No change | 192,700 | $883K |
| Stonepine Capital Management, LLC | 0.77% | Add +69.9% | 169,859 | $778K |
| ADAR1 Capital Management, LLC | 0.11% | No change | 147,404 | $675K |
| Acadian Asset Management LLC | 0.00% | No change | 133,525 | $610K |
| Peapod Lane Capital LLC | 0.53% | Reduce -7.5% | 115,123 | $527K |
| Ikarian Capital, LLC | 0.16% | No change | 106,901 | $490K |
| BlackRock, Inc. | 0.00% | Add +18.2% | 97,671 | $447K |
| Renaissance Technologies | 0.00% | Add +2.0% | 87,284 | $400K |
| Qiming U.S. Ventures Management, LLC | 1.61% | No change | 82,871 | $380K |
| Shay Capital LLC | 0.07% | Add +0.2% | 67,661 | $310K |
| Geode Capital Management, LLC | 0.00% | Reduce -3.6% | 65,119 | $298K |
| Sphera Funds Management LTD. | 0.07% | Reduce -46.0% | 58,539 | $268K |
| Two Sigma Advisers, LP | 0.00% | Reduce -15.3% | 54,641 | $250K |
| Bridgeway Capital Management, LLC | 0.00% | No change | 41,000 | $188K |
| Dimensional Fund Advisors LP | 0.00% | Reduce -7.2% | 29,970 | $137K |
| RBF Capital, LLC | 0.01% | No change | 28,253 | $129K |
| Millennium Management | 0.00% | Reduce -18.2% | 25,677 | $118K |
| Two Sigma Investments, LP | 0.00% | Reduce -21.9% | 24,883 | $114K |
| FMR LLC | 0.00% | Add +58.4% | 22,665 | $104K |
| State Street Corp. | 0.00% | No change | 21,093 | $97K |
| Boothbay Fund Management, LLC | 0.00% | No change | 20,900 | $96K |
| Northern Trust Corp. | 0.00% | No change | 13,940 | $64K |
| Morgan Stanley | 0.00% | Add +20.6% | 8,693 | $40K |
| Wells Fargo & Company | 0.00% | Add +0.8% | 5,746 | $26K |
| Global Retirement Partners, LLC | 0.00% | — | 1,000 | $5K |
| JPMorgan Chase & Co. | 0.00% | Add +25.9% | 209 | $957 |
| Bank of America Corp. | 0.00% | Add +4.7% | 180 | $824 |
| Tower Research Capital LLC (TRC) | 0.00% | New | 145 | $664 |
| CIBC Private Wealth Group LLC | 0.00% | No change | 100 | $458 |
| BNP Paribas Financial Markets | 0.00% | No change | 96 | $440 |
| Osaic Holdings, Inc. | 0.00% | Add +2150.0% | 90 | $412 |
| Citigroup Inc. | 0.00% | No change | 51 | $234 |
| UBS Group AG | 0.00% | Reduce -98.0% | 41 | $188 |
| Barclays PLC | 0.00% | No change | 1 | $5 |
| Simplex Trading, LLC | 0.00% | New | 43 | $0 |
"% of holder's portfolio" is KZR's weight in each manager's 13F, not the share of Kezar Life Sciences Inc. the manager owns.