Kezar Life Sciences Ownership | Who Owns Kezar Life Sciences?

Kezar Life Sciences Ownership Summary

Kezar Life Sciences is owned by 6.55% institutional investors, 11.57% insiders, and 81.88% retail investors. Orbimed advisors is the largest institutional shareholder, holding 2.64% of KZR shares. International Biotechnology Ord is the top mutual fund, with 4.80% of its assets in Kezar Life Sciences shares.

KZR Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Kezar Life Sciences	6.55%	11.57%	81.88%
Sector	Healthcare Stocks	279.17%	10.51%	-189.68%
Industry	Biotech Stocks	63.95%	10.67%	25.38%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Orbimed advisors	192.70K	2.64%	$940.38K
Adar1 capital management	147.40K	2.02%	$719.33K
Ikarian capital	106.90K	1.46%	$521.68K
Blackrock	830.37K	1.14%	$498.22K
Northern trust	449.78K	0.62%	$269.87K
Millennium management	31.38K	0.43%	$153.13K
D. e. shaw	246.84K	0.34%	$148.10K
Bank of america corp /de/	105.39K	0.14%	$63.23K
Price t rowe associates inc /md/	83.60K	0.11%	$51.00K
Mackenzie financial	58.71K	0.08%	$35.23K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Adar1 capital management	147.40K	0.13%	$719.33K
Ikarian capital	106.90K	0.06%	$521.68K
Orbimed advisors	192.70K	0.02%	$940.38K
Virtu financial	35.66K	0.00%	$21.00K
Mackenzie financial	58.71K	0.00%	$35.23K
Millennium management	31.38K	0.00%	$153.13K
D. e. shaw	246.84K	0.00%	$148.10K
Fidelis capital partners	-	-	-
Jacobs levy equity management	-	-	-
Proshare advisors	-	-	-

Top Buyers

Holder	Shares	% Assets	Change
Bank of america corp /de/	105.39K	-	72.14K
Mackenzie financial	58.71K	0.00%	58.71K
Price t rowe associates inc /md/	83.60K	-	35.93K
Virtu financial	35.66K	0.00%	13.17K
Russell investments group	6.43K	-	6.43K

Top Sellers

Holder	Shares	% Assets	Change
Suvretta capital management	-	-	-7.17M
Avidity partners management lp	-	-	-5.03M
Blackrock	830.37K	-	-3.79M
Tang capital management	-	-	-3.64M
Vanguard group	-	-	-2.74M

New Positions

Holder	Shares	% Assets	Change	Value
Mackenzie financial	58.71K	0.00%	58.71K	$35.23K
Russell investments group	6.43K	-	6.43K	$3.86K
Macquarie group	3.63K	-	3.63K	$2.18K

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-13.00
Nisa investment advisors	-50.00
Ubs group	-398.00
Simplex trading	-400.00
Citigroup	-518.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2025	4	-90.91%	478,385	-88.55%	6	19.94%	-	-100.00%	1	-96.97%
Dec 31, 2024	1	-98.28%	3,686	-99.99%	-	0.02%	-	-100.00%	1	-95.45%
Sep 30, 2024	58	-25.64%	37,658,818	-4.33%	5	0.18%	18	-52.63%	22	-4.35%
Jun 30, 2024	78	-9.30%	39,364,790	-12.05%	54	1.42%	38	-	23	-17.86%
Mar 31, 2024	86	2.38%	44,760,196	-9.36%	61	1.34%	38	-5.00%	28	7.69%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
International Biotechnology Ord	350.39K	4.80%	-
Biotech Growth Ord	192.70K	2.64%	-
Vanguard Total Stock Mkt Idx Inv	189.96K	2.60%	-
Vanguard Institutional Extnd Mkt Idx Tr	76.47K	1.05%	-
M&G (ACS) Granahan US Sm Cp Gr GBPZ1AAcc	693.06K	0.95%	-100.25K
Vifag 2002 SICAV	45.00K	0.62%	-
Bridgeway Ultra-Small Company	41.00K	0.56%	41.00K
Fidelity Extended Market Index	34.48K	0.47%	-81.00
NT Ext Equity Mkt Idx Fd - DC - NL - T2	33.98K	0.47%	104.00
Fidelity Nasdaq Composite Index	32.48K	0.45%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jul 02, 2024	Schiller Mark C.	Chief Legal Officer	Sell	$3.88K
Feb 06, 2023	Morningside Venture Investments Ltd	-	Sell	$275.32K
Feb 03, 2023	Morningside Venture Investments Ltd	-	Sell	$178.65K
Feb 02, 2023	Morningside Venture Investments Ltd	-	Sell	$359.50K
Feb 01, 2023	Morningside Venture Investments Ltd	-	Sell	$278.00K

Insider Transactions Trends

Date	Buy	Sell
2025 Q1	-	-
2024 Q3	-	1
2024 Q2	-	-
2024 Q1	-	-
2023 Q4	-	-

KZR Ownership FAQ

Who Owns Kezar Life Sciences?

Kezar Life Sciences shareholders are primarily institutional investors at 6.55%, followed by 11.57% insiders and 81.88% retail investors. The average institutional ownership in Kezar Life Sciences's industry, Biotech Stocks , is 63.95%, which Kezar Life Sciences falls below.

Who owns the most shares of Kezar Life Sciences?

Kezar Life Sciences’s largest shareholders are Orbimed advisors (192.7K shares, 2.64%), Adar1 capital management (147.4K shares, 2.02%), and Ikarian capital (106.9K shares, 1.46%). Together, they hold 6.12% of Kezar Life Sciences’s total shares outstanding.

Does Blackrock own Kezar Life Sciences?

Yes, BlackRock owns 1.14% of Kezar Life Sciences, totaling 830.37K shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 498.22K$. In the last quarter, BlackRock decreased its holdings by -3.787M shares, a -82.01% change.

Who is Kezar Life Sciences’s biggest shareholder by percentage of total assets invested?

Adar1 capital management is Kezar Life Sciences’s biggest shareholder by percentage of total assets invested, with 0.13% of its assets in 147.4K Kezar Life Sciences shares, valued at 719.33K$.

Who is the top mutual fund holder of Kezar Life Sciences shares?

International Biotechnology Ord is the top mutual fund holder of Kezar Life Sciences shares, with 4.80% of its total shares outstanding invested in 350.39K Kezar Life Sciences shares.

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