Oruka Therapeutics, Inc. - Common Stock, par value $0.001 per share (ORKA)

Q: What does CUSIP 687604108 represent in this 13F holders report?

CUSIP 687604108 is the security identifier for ORKA - Oruka Therapeutics, Inc. - Common Stock, par value $0.001 per share used to aggregate holder disclosures.

Q: How many institutions held ORKA - Oruka Therapeutics, Inc. - Common Stock, par value $0.001 per share in Q3 2026?

4 institutional investors reported ORKA - Oruka Therapeutics, Inc. - Common Stock, par value $0.001 per share for Q3 2026. Use the holders table for investor-level position and value details.

CUSIP: 687604108

Q3 2026 13F Holders as of 30 Sep 2026

Security type / class: Equity / Common Stock, par value $0.001 per share
Total 13F shares: 542
Total 13F value: $45,143
Share change: -2,572
SEC-reported price per share: $83.29
Number of holders: 4
Value change: -$248,294
Number of buys: 3
Number of sells: 1
Shares outstanding: 61,580,432

Security key

687604108

Report period

Q3 2026

Institutions

Top holders

ORKA full security history Ownership snapshot Full 13F holder table Oruka Therapeutics, Inc. SEC filings Oruka Therapeutics, Inc. company facts

Broader feeds

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Reporting periods

Holder history for CUSIP 687604108

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of ORKA - Oruka Therapeutics, 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

Fairmount Funds Managemen...

Disclosed value leader

Fairmount Funds Managemen...

Comparable rows

15/15

Latest evidence

01 Jul 2026

13D/G 3/4/5 13F Lead comparable stake: 20% 13D/G row: Fairmount Funds Management LLC Showing 1-6 of 15 holder rows.

Quick read

Fairmount Funds Management LLC leads the comparable SEC ownership view at 20%.

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 Fairmount Funds Management LLC's linked filing trail.

Comparable ownership Top 5

Fairmount Funds Management LLC 20%

Venrock Healthcare Capital Partne... 7.4%

BlackRock, Inc. 6.6%

Capital World Investors 5.6%

RTW INVESTMENTS, LP 5.2%

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
Fairmount Funds Management LLC	13D/G 3/4/5 13F Harwin Peter Evan · Director, 10%+ Owner · Company 13D/G 3/4/5 13F	20%	$997,807,627 14,572,917 shares	+$62,159,599	01 Jul 2026
Venrock Healthcare Capital Partners III, L.P.	13D/G 3/4/5 10%+ Owner 13D/G 3/4/5	7.4%	$384,606,749 4,556,952 shares	-$29,765,095	30 Jun 2026
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	6.6% from 13D/G	$474,915,526 4,990,181 shares	—	30 Jun 2026
Capital World Investors	13F 13D/G Company 13F 13D/G	5.6% from 13D/G	$323,733,984 3,401,639 shares	—	30 Jun 2026
RTW INVESTMENTS, LP	13F 13D/G Company 13F 13D/G	5.2% from 13D/G	$298,741,485 3,139,030 shares	—	30 Jun 2026
Deep Track Capital, LP	13F 13D/G Company 13F 13D/G	4.5% from 13D/G	$183,297,420 1,926,000 shares	—	30 Jun 2026

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.

13F holder rows

Institutional holders as of Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

542

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders

255

Q3 2026 holders

Holder diff

-251

Investor	Q2 2026 Shares	Q3 2026 Shares	Share Diff	Share Chg %	Q2 2026 value	Q3 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend