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Kezar Life Sciences, Inc.

KZRDelisted May 11, 2026
Industry
Pharmaceutical Preparations
SEC CIK
0001645666

Kezar Life Sciences, Inc. was delisted on May 11, 2026; its insiders filed their last Form 4 on May 11, 2026; 43 institutions reported holding it in 13F filings for Q1 2026, worth $32.8M in total; no superinvestor held it.

13F holders, Q1 2026

Institutional positions in Kezar Life Sciences, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

KZR is no longer listed, so this page shows Q1 2026. 13F filings for later quarters list far fewer holders.

Institutional holders
43
+3 vs. Q4 2025
Shares held
4.43M
+311.3K (+7.6%) vs. Q4 2025
Total value
$32.8M
+$6.95M (+26.8%) vs. Q4 2025
New holders
13
8 more added
Sold out
10
9 more reduced

3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting KZR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 43 institutions
Q1 2021: 83 institutionsQ2 2021: 75 institutionsQ3 2021: 77 institutionsQ4 2021: 107 institutionsQ1 2022: 123 institutionsQ2 2022: 127 institutionsQ3 2022: 132 institutionsQ4 2022: 123 institutionsQ1 2023: 137 institutionsQ2 2023: 104 institutionsQ3 2023: 82 institutionsQ4 2023: 81 institutionsQ1 2024: 85 institutionsQ2 2024: 81 institutionsQ3 2024: 60 institutionsQ4 2024: 43 institutionsQ1 2025: 41 institutionsQ2 2025: 40 institutionsQ3 2025: 39 institutionsQ4 2025: 43 institutionsQ1 2026: 43 institutionsQ2 2026: 0 institutions
Value heldQ1 2026: $32.8M
Q1 2021: $158.0MQ2 2021: $150.1MQ3 2021: $242.7MQ4 2021: $674.1MQ1 2022: $734.1MQ2 2022: $454.0MQ3 2022: $495.5MQ4 2022: $404.2MQ1 2023: $188.1MQ2 2023: $139.4MQ3 2023: $66.0MQ4 2023: $46.8MQ1 2024: $40.3MQ2 2024: $23.6MQ3 2024: $31.6MQ4 2024: $28.2MQ1 2025: $21.1MQ2 2025: $20.5MQ3 2025: $16.5MQ4 2025: $28.1MQ1 2026: $32.8MQ2 2026: $0
Institutions holding KZR and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 202643$32.8M
Q4 202543$28.1M
Q3 202539$16.5M
Q2 202540$20.5M
Q1 202541$21.1M
Q4 202443$28.2M
Q3 202460$31.6M
Q2 202481$23.6M
Q1 202485$40.3M
Q4 202381$46.8M
Q3 202382$66.0M
Q2 2023104$139.4M
Q1 2023137$188.1M
Q4 2022123$404.2M
Q3 2022132$495.5M
Q2 2022127$454.0M
Q1 2022123$734.1M
Q4 2021107$674.1M
Q3 202177$242.7M
Q2 202175$150.1M
Q1 202183$158.0M

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Kezar Life Sciences, Inc.; share changes are against Q4 2025.

Institutions holding KZR in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BML Capital Management, LLC720,787$5.35M3.44%00.0%Unchanged
Suvretta Capital Management, LLC716,759$5.32M0.14%00.0%Unchanged
Tang Capital Management LLC664,314$4.93M0.25%00.0%Unchanged
Vanguard Capital Management LLC290,529$2.16M0.00%+290,529New
Rangeley Capital, LLC243,073$1.80M1.95%+157,147+182.9%Added
Affinity Asset Advisors, LLC229,076$1.70M0.10%00.0%Unchanged
Renaissance Technologies LLC188,426$1.40M0.00%+57,141+43.5%Added
Acadian Asset Management LLC151,630$1.12M0.00%+26,259+20.9%Added
Millennium Management LLC142,050$1.05M0.00%+142,050New
Peapod Lane Capital LLC126,692$924.5K0.76%−70.0%Reduced
Ikarian Capital, LLC102,211$758.4K0.11%00.0%Unchanged
BlackRock, Inc.100,064$742.5K0.00%+1,380+1.4%Added
ADAR1 Capital Management, LLC81,933$607.9K0.04%−35,507−30.2%Reduced
Groupe la Francaise80,400$596.6K0.01%+80,400New
Aldebaran Capital, LLC80,335$596.1K0.46%−295−0.4%Reduced
Geode Capital Management, LLC60,988$452.6K0.00%−7,179−10.5%Reduced
Citadel Advisors LLC59,403$440.8K0.00%+59,403New
Credit Industriel Et Commercial53,600$397.7K0.06%+53,600New
Torno Capital, LLC48,479$359.7K0.15%+28,479+142.4%Added
Vanguard Fiduciary Trust Co41,201$305.7K0.00%+41,201New
Dimensional Fund Advisors LP30,334$225.1K0.00%+3,791+14.3%Added
RBF Capital, LLC28,144$208.8K0.01%00.0%Unchanged
State Street Corp27,093$201.0K0.00%00.0%Unchanged
Yakira Capital Management, Inc.24,000$178.1K0.05%+24,000New
Vazirani Asset Management LLC22,000$163.2K0.38%−26,428−54.6%Reduced
Jane Street Group, LLC21,367$158.5K0.00%+21,367New
Equitec Proprietary Markets, LLC19,500$144.7K0.33%+19,500New
XTX Topco Ltd19,495$144.7K0.00%+19,495New
Boothbay Fund Management, LLC16,210$120.3K0.00%00.0%Unchanged
Northern Trust Corp13,763$102.1K0.00%00.0%Unchanged
FMR LLC10,208$75.7K0.00%+10,000+4,807.7%Added
Wells Fargo & Company5,796$43.0K0.00%−40−0.7%Reduced
Morgan Stanley4,285$31.8K0.00%−1,400−24.6%Reduced
GWM Advisors LLC2,176$16.1K0.00%+2,176New
Vanguard Global Advisers, LLC1,737$12.9K0.00%+1,737New
Caitong International Asset Management Co., Ltd308$2.29K0.00%+308New
Royal Bank of Canada322$2.00K0.00%+210+187.5%Added
Tower Research Capital LLC (TRC)262$1.94K0.00%−302−53.5%Reduced
JPMorgan Chase & Co109$8120.00%00.0%Unchanged
BNP Paribas Arbitrage, SA89$6600.00%00.0%Unchanged
Allworth Financial LP50$3710.00%00.0%Unchanged
UBS Group AG13$960.00%−27−67.5%Reduced
Barclays PLC1$70.00%00.0%Unchanged
Nantahala Capital Management, LLC0$00.00%−276,754−100.0%Sold out
Stonepine Capital Management, LLC0$00.00%−156,179−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−52,929−100.0%Sold out
Bridgeway Capital Management, LLC0$00.00%−51,638−100.0%Sold out
FNY Investment Advisers, LLC0$00.00%−50,000−100.0%Sold out
Shay Capital LLC0$00.00%−33,699−100.0%Sold out
Nano Cap New Millennium Growth Fund L P0$00.00%−25,000−100.0%Sold out
Two Sigma Investments, LP0$00.00%−11,312−100.0%Sold out
Bank of America Corp0$00.00%−122−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−94−100.0%Sold out
Vanguard Group Inc––––Not filed
Global Retirement Partners, LLC––––Not filed
CIBC Private Wealth Group, LLC––––Not filed