Security key
49372L100
Kezar Life Sciences, Inc. - Common Stock, par value $0.001 per share (KZR)
CUSIP: 49372L100
Q3 2025 13F Holders as of 30 Sep 2025
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 1
- Total 13F value
- $1
- Share change
- +1
- SEC-reported price per share
- $1.00
- Number of holders
- 1
- Value change
- +$1
- Number of buys
- 1
- Shares outstanding
- 7,393,623
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2025
Institutions
1
Top holders
0
KZR full security history
Ownership snapshot
Newer quarter: Q4 2025
Previous quarter: Q1 2025
Kezar Life Sciences, Inc. SEC filings
Kezar Life Sciences, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 49372L100
Recent filing periods:
Ownership snapshot
Top reported holders of KZR - Kezar Life Sciences, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Equal Talent Investments Ltd
Disclosed value leader
TANG CAPITAL MANAGEMENT LLC
Comparable rows
15/15
Latest evidence
30 Jun 2025
13D/G
13F
Lead comparable stake: 8.7%
13D/G row: Equal Talent Investments Ltd
Showing 1-6 of 15 holder rows.
Quick read
Equal Talent Investments Ltd leads the comparable SEC ownership view at 8.7%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Equal Talent Investments Ltd's linked filing trail.
Comparable ownership
Top 5
Equal Talent Investments Ltd
8.7%
TANG CAPITAL MANAGEMENT LLC
9.7%
SUVRETTA CAPITAL MANAGEMENT, LLC
9.6%
BML Capital Management, LLC
8.5%
Avidity Partners Management LP
6.8%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Equal Talent Investments Ltd |
13D/G
Equal Talent Investments Limited
|
8.7%
|
$487,037
616,502 shares
|
$0 | 28 Feb 2025 |
| TANG CAPITAL MANAGEMENT LLC |
13F
Company
|
9.7%
|
$3,297,600
720,000 shares
|
— | 30 Jun 2025 |
| SUVRETTA CAPITAL MANAGEMENT, LLC |
13F
Company
|
9.6%
|
$3,282,756
716,759 shares
|
— | 30 Jun 2025 |
| BML Capital Management, LLC |
13F
Company
|
8.5%
|
$2,909,138
635,183 shares
|
— | 30 Jun 2025 |
| Avidity Partners Management LP |
13F
Company
|
6.8%
|
$2,301,908
502,600 shares
|
— | 30 Jun 2025 |
| VANGUARD GROUP INC |
13F
Company
|
3.7%
|
$1,265,124
276,228 shares
|
— | 30 Jun 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Archived quarter
Historical 13F summary for Q3 2025
This older quarter remains available as an indexed ownership summary. Detailed holder rows are no longer kept in the hot table for this period.