Kezar Life Sciences, Inc.
Total Trades
15
Buys
1
Sells
13
Largest Trade
$1M+
Insiders
5
Institutional Funds
28
Inst. Value
$1M+
Activist Filings
37
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Chiang Pichi Luo | SVP | SELL | $1K–$15K | 264 | $4.28 | Jul 3, 2025 |
| Schiller Mark C. | COO | SELL | $1K–$15K | 561 | $4.28 | Jul 3, 2025 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $100K–$500K | 65K | $6.98 | Feb 7, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $500K+ | 90K | $7.08 | Feb 3, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $100K–$500K | 60K | $7.00 | Feb 1, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $100K–$500K | 50K | $6.85 | Jan 27, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $1M+ | 160K | $6.89 | Jan 25, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $15K–$50K | 6K | $6.79 | Jan 19, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $15K–$50K | 7K | $6.88 | Jan 17, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $100K–$500K | 15K | $6.95 | Jan 9, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $100K–$500K | 56K | $7.14 | Jan 5, 2023 |
| Morningside Venture Investments Ltd | 10% Owner | SELL | $100K–$500K | 32K | $8.78 | Oct 5, 2022 |
| BERGER FRANKLIN M | Director | BUY | $1M+ | 80K | $16.25 | Mar 22, 2022 |
| Kauffman Michael | Director | SELL | $50K–$100K | 5K | $16.45 | Jan 5, 2022 |
| Kauffman Michael | Director | EXERCISE | $15K–$50K | 5K | $5.91 | Jan 5, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 28 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| BML Capital Management, LLC | 721K | $1M+ | SH |
| TANG CAPITAL MANAGEMENT LLC | 664K | $1M+ | SH |
| VANGUARD GROUP INC | 298K | $1M+ | SH |
| Nantahala Capital Management, LLC | 277K | $1M+ | SH |
| Affinity Asset Advisors, LLC | 229K | $1M+ | SH |
| Stonepine Capital Management, LLC | 156K | $500K+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 131K | $500K+ | SH |
| Peapod Lane Capital LLC | 127K | $500K+ | SH |
| ACADIAN ASSET MANAGEMENT LLC | 125K | $500K+ | SH |
| ADAR1 Capital Management, LLC | 117K | $500K+ | SH |
| ADAR1 Capital Management, LLC | 117K | $500K+ | SH |
| Ikarian Capital, LLC | 102K | $500K+ | SH |
| Aldebaran Capital, LLC | 81K | $500K+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 55K | $100K–$500K | SH |
| FNY Investment Advisers, LLC | 50K | $100K–$500K | SH |
| STATE STREET CORP | 27K | $100K–$500K | SH |
| DIMENSIONAL FUND ADVISORS LP | 27K | $100K–$500K | SH |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | 25K | $100K–$500K | SH |
| TORNO CAPITAL, LLC | 20K | $100K–$500K | SH |
| WELLS FARGO & COMPANY/MN | 5K | $15K–$50K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Stonepine Capital Management, LLC
SC 13G/A · Feb 13, 2026
2.1%
156K shares
SC 13G/A · Feb 9, 2026
9.8%
721K shares
Avidity Partners Management LP
SC 13G/A · Nov 14, 2025
0.0%
0 shares
Stonepine Capital Management, LLC
SC 13G · Sep 8, 2025
5.2%
377K shares
SC 13G/A · Mar 21, 2025
0.0%
0 shares
SC 13G · Mar 6, 2025
5.1%
369K shares
Equal Talent Investments Limited
SC 13D/A · Mar 3, 2025
8.7%
617K shares
Avidity Partners Management LP
SC 13G/A · Feb 14, 2025
6.9%
503K shares
Morningside Venture Investments Limited
SC 13D/A · Jan 16, 2025
0.0%
0 shares
SC 13G/A · Nov 14, 2024
0.0%
0 shares
SC 13D · Oct 8, 2024
9.9%
7.2M shares
SC 13G/A · Jul 8, 2024
1.1%
830K shares
SC 13G/A · Feb 14, 2024
2.7%
1.9M shares
SC 13G · Feb 14, 2024
5.3%
3.8M shares
Avidity Partners Management LP
SC 13G/A · Feb 14, 2024
6.9%
5.0M shares
Suvretta Capital Management, LLC
SC 13G/A · Feb 13, 2024
9.9%
7.2M shares
SC 13G/A · Feb 13, 2024
4.6%
3.4M shares
SC 13G/A · Jan 29, 2024
6.6%
4.8M shares
STATE STREET CORPORATION I.R.S. IDENTIFICATION NO. OF THE ABOVE PERSON 04-2456637
SC 13G/A · Jan 23, 2024
1.5%
0 shares
SC 13G/A · Jan 22, 2024
4.0%
2.9M shares
Morningside Venture Investments Limited
SC 13D/A · Aug 17, 2023
2.7%
1.9M shares
SC 13G · Jun 21, 2023
5.2%
3.8M shares
SC 13G · Apr 20, 2023
5.8%
4.1M shares
SC 13G · Feb 14, 2023
5.1%
3.5M shares
SC 13G/A · Feb 14, 2023
4.4%
3.0M shares
Avidity Partners Management LP
SC 13G/A · Feb 14, 2023
9.9%
6.8M shares
Suvretta Capital Management, LLC
SC 13G/A · Feb 13, 2023
5.1%
3.5M shares
SC 13G · Feb 3, 2023
6.2%
4.2M shares
STATE STREET CORPORATION I.R.S. IDENTIFICATION NO. OF THE ABOVE PERSON 04-2456637
SC 13G · Feb 3, 2023
6.2%
0 shares
SC 13G/A · Jan 31, 2023
2.0%
1.4M shares
SC 13G/A · Jan 17, 2023
4.2%
2.9M shares
SC 13G · Jun 23, 2022
5.0%
3.0M shares
Suvretta Capital Management, LLC
SC 13G · Jun 13, 2022
5.2%
3.1M shares
SC 13G · May 9, 2022
4.8%
2.9M shares
SC 13G/A · Feb 14, 2022
3.0%
1.4M shares
SC 13G/A · Feb 11, 2022
9.2%
4.9M shares
Avidity Partners Management LP
SC 13G · Jan 3, 2022
6.6%
3.2M shares