Oruka Therapeutics ORKA Institutional Ownership

NASDAQ ORKA

$93.47 +2.49 (+2.73%)

As of: Sep 4, 2026 · 11:50 AM EDT

Institutions by Trading Activity

257 Institutions

Increased 195 75.9%

Unchanged 15 5.8%

Reduced 47 18.3%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

118.56%

▲+23.67 pp QoQ

Shares Held by Institutions

74.54Mn

of 62.87Mn outstanding

▲+47.01% QoQ

Shares Outstanding

62.87Mn

-11.67Mn held outside 13F filers

Institutional Investors

257

filed 13F for Jun 2026

▲+73 vs prior quarter

Net Shares Added (QoQ)

+23.84Mn

accumulated since last quarter

Value of Holdings

$6.78Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Oruka Therapeutics, Inc. (NASDAQ:ORKA) is held by 257 institutional investors per 13F filings through June 2026.

These investors collectively held 118.6% of Oruka Therapeutics's outstanding shares in June 2026, up from 94.9% in March 2026.
They increased total shares held in ORKA by 47.01% quarter over quarter, and investors in Oruka Therapeutics increased 217.28% from a year ago.
Of these 257 holders, 195 added to their stakes in Oruka Therapeutics, 47 trimmed positions, and 15 made no changes.
Altogether, these fund groups held 74.54Mn shares in ORKA by June 2026, up by 23.84Mn shares quarter on quarter, and up 39.53Mn shares year over year.
FMR LLC holds the largest position in ORKA at 9.06Mn shares as of June 30, 2026, or 14.41% of shares outstanding.
Top purchasers of ORKA stock for the quarter ending June 2026 included Capital World Investors (3.4Mn), FMR LLC (1.63Mn), RA CAPITAL MANAGEMENT, L.P. (1.55Mn), BlackRock, Inc. (1.46Mn), Jupiter Topco LLC (1.38Mn).
Top sellers of ORKA stock for the quarter ending June 2026 included VIKING GLOBAL INVESTORS LP (1.16Mn), MERCER GLOBAL ADVISORS INC /ADV (801.39K), Remedium Capital Partners, LLC (323.45K), Woodline Partners LP (289.64K), Paradigm Biocapital Advisors LP (175.79K).
Oruka Therapeutics's 10 largest shareholders as of June 2026 include FMR LLC (9.06Mn), BlackRock, Inc. (4.99Mn), Venrock Adviser, LLC (4.15Mn), Fairmount Funds Management LLC (3.71Mn), Capital World Investors (3.4Mn), RTW INVESTMENTS, LP (3.14Mn), State Street Corp (2.67Mn), VANGUARD CAPITAL MANAGEMENT LLC (2.36Mn), Paradigm Biocapital Advisors LP (2.14Mn), Deep Track Capital, LP (1.93Mn) per Business Quant data.

Form 13F Holdings

257 Institutional Holders

Report period 30 Jun, 2026

Total shares held 74.54Mn

Of outstanding 118.56%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	FMR LLC	0000315066	9,057,645	14.41%	▲1,626,242	+21.88%	$862.02Mn
2	BlackRock, Inc.	0002012383	4,990,181	7.94%	▲1,463,094	+41.48%	$474.92Mn
3	Venrock Adviser, LLC	0001615982	4,148,428	6.60%	0	0.00%	$394.81Mn
4	Fairmount Funds Management LLC	0001802528	3,705,262	5.89%	0	0.00%	$352.63Mn
5	Capital World Investors	0001422849	3,401,639	5.41%	▲3,401,639	0.00%	$323.73Mn
6	RTW INVESTMENTS, LP	0001493215	3,139,030	4.99%	▲1,080,882	+52.52%	$298.74Mn
7	State Street Corp	0000093751	2,673,090	4.25%	▲1,059,629	+65.67%	$254.38Mn
8	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	2,360,971	3.76%	▲501,340	+26.96%	$224.69Mn
9	Paradigm Biocapital Advisors LP	0001855655	2,144,526	3.41%	▼175,790	-7.58%	$204.09Mn
10	Deep Track Capital, LP	0001856083	1,926,000	3.06%	▼108,203	-5.32%	$183.30Mn
11	Bellevue Group AG	0001674546	1,657,190	2.64%	▲1,150,182	+226.86%	$157.71Mn
12	Franklin Resources Inc	0000038777	1,621,451	2.58%	▲617,395	+61.49%	$154.31Mn
13	Remedium Capital Partners, LLC	0002104501	1,565,661	2.49%	▼323,454	-17.12%	$149.00Mn
14	RA CAPITAL MANAGEMENT, L.P.	0001346824	1,554,597	2.47%	▲1,554,597	0.00%	$147.95Mn
15	VIKING GLOBAL INVESTORS LP	0001103804	1,503,478	2.39%	▼1,163,212	-43.62%	$143.09Mn
16	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,429,954	2.27%	▲475,087	+49.75%	$136.11Mn
17	Jupiter Topco LLC	0002146052	1,375,844	2.19%	▲1,375,844	0.00%	$130.97Mn
18	PERCEPTIVE ADVISORS LLC	0001224962	1,345,063	2.14%	▼50,438	-3.61%	$128.01Mn
19	Polar Capital Holdings Plc	0001837309	1,228,609	1.95%	▲180,916	+17.27%	$116.93Mn
20	CITADEL ADVISORS LLC	0001423053	1,119,011	1.78%	▲111,474	+11.06%	$106.50Mn

Showing 1 to 20 of 257 holders