Kezar Life Sciences, Inc. - Common Stock, par value $0.001 per share (KZR) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2024 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.001 per share
Symbol
KZR on Nasdaq
Shares outstanding
7,254,615
Price per share
$6.28
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
4,206,014
Total reported value
$16,401,762
% of total 13F portfolios
0%
Share change
-268,786
Value change
-$1,447,299
Number of holders
38
Price from insider filings
$6.28
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Kezar Life Sciences, Inc. - Common Stock, par value $0.001 per share (KZR) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Stonepine Capital Management, LLC 5.2% $1,493,870 377,240 Stonepine Capital Management, LLC 02 Sep 2025

As of 30 Sep 2025, 38 institutional investors reported holding 4,206,014 shares of Kezar Life Sciences, Inc. - Common Stock, par value $0.001 per share (KZR). This represents 58% of the company’s total 7,254,615 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Kezar Life Sciences, Inc. - Common Stock, par value $0.001 per share (KZR) together control 58% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BML Capital Management, LLC 9.9% 720,787 +13% 2.6% $2,811,069
TANG CAPITAL MANAGEMENT LLC 9.9% 720,000 0% 0.11% $2,808,000
SUVRETTA CAPITAL MANAGEMENT, LLC 9.9% 716,759 0% 0.08% $2,795,360
Stonepine Capital Management, LLC 5.3% 383,182 +126% 1.2% $1,494,410
VANGUARD GROUP INC 3.7% 268,166 -2.9% 0% $1,045,847
ORBIMED ADVISORS LLC 2.7% 192,700 0% 0.02% $751,530
ACADIAN ASSET MANAGEMENT LLC 1.8% 133,525 0% 0% $519,000
Peapod Lane Capital LLC 1.7% 125,773 +9.3% 0.44% $490,537
ADAR1 Capital Management, LLC 1.7% 124,967 -15% 0.05% $487,371
RENAISSANCE TECHNOLOGIES LLC 1.6% 115,885 +33% 0% $451,952
Ikarian Capital, LLC 1.5% 106,901 0% 0.09% $416,914
BlackRock, Inc. 1.4% 98,103 +0.44% 0% $382,602
QIMING U.S. VENTURES MANAGEMENT, LLC 1.1% 82,871 0% 0.58% $323,197
Shay Capital LLC 0.93% 67,661 0% 0.05% $263,878
GEODE CAPITAL MANAGEMENT, LLC 0.9% 65,502 +0.59% 0% $255,517
TWO SIGMA ADVISERS, LP 0.75% 54,261 -0.7% 0% $211,618
BRIDGEWAY CAPITAL MANAGEMENT, LLC 0.57% 41,000 0% 0% $159,900
RBF Capital, LLC 0.39% 28,253 0% 0.01% $110,187
TWO SIGMA INVESTMENTS, LP 0.33% 23,682 -4.8% 0% $92,360
DIMENSIONAL FUND ADVISORS LP 0.32% 23,231 -22% 0% $90,601
STATE STREET CORP 0.29% 21,093 0% 0% $82,263
BOOTHBAY FUND MANAGEMENT, LLC 0.29% 20,900 0% 0% $81,510
CITADEL ADVISORS LLC 0.25% 18,221 0% $71,062
NORTHERN TRUST CORP 0.19% 13,940 0% 0% $54,366
LANDSCAPE CAPITAL MANAGEMENT, L.L.C. 0.18% 13,042 0% $50,864

Institutional Holders of Kezar Life Sciences, Inc. - Common Stock, par value $0.001 per share (KZR) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 50,000 $314,000 +$314,000 $6.28 1
2025 Q3 4,206,014 $16,401,762 -$1,447,299 $3.90 38
2025 Q2 4,474,800 $20,493,118 -$400,160 $4.58 38
2025 Q1 4,328,239 $21,120,201 +$284,260 $4.88 40
2024 Q4 4,200,633 $28,224,656 +$18,318,335 $6.72 42
2024 Q3 1,440,173 $1,113,903 +$1,099,752 $0.77 3
2024 Q2 18,300 $10,980 +$10,980 $0.60 1