Who Owns QUANTINUUM INC (QNT)? -- Institutional Holders (2026-06-30)

Name: QUANTINUUM INC (QNT) Institutional Holders (2026-06-30)
Creator: ko.io

175 institutions reported holding $2.84B of QUANTINUUM INC (QNT) in SEC 13F filings for 2026-06-30. Largest institutional holders: Capital World Investors ($372.7M), CITADEL ADVISORS LLC ($199.1M), BlackRock, Inc. ($184.7M), VANGUARD GROUP INC ($164.8M), Capital Research Global Investors ($143.4M). Source: SEC Form 13F.

Rank	Institution	Value	Shares	Change
1	Capital World Investors	$372.7M	4.6M	New
2	CITADEL ADVISORS LLC	$199.1M	2.4M	New
3	BlackRock, Inc.	$184.7M	2.3M	New
4	VANGUARD GROUP INC	$164.8M	2.0M	New
5	Capital Research Global Investors	$143.4M	1.8M	New
6	Penserra Capital Management LLC	$98.1M	1.2M	New
7	Defiance ETFs, LLC	$95.3M	1.2M	New
8	WELLINGTON MANAGEMENT GROUP LLP	$92.4M	1.1M	New
9	Capital International Investors	$78.6M	961,428	New
10	Balyasny Asset Management L.P.	$67.2M	821,918	New
11	ALLIANCEBERNSTEIN L.P.	$64.5M	789,326	New
12	Voya Investment Management LLC	$56.5M	691,437	New
13	FIL Ltd	$54.5M	666,766	New
14	FMR LLC	$52.5M	642,800	New
15	NORGES BANK	$46.1M	564,000	New
16	FRANKLIN RESOURCES INC	$44.6M	545,323	New
17	Shannon River Fund Management LLC	$38.4M	469,355	New
18	MASSACHUSETTS FINANCIAL SERVICES CO /MA/	$37.9M	463,913	New
19	Mubadala Investment Co PJSC	$36.7M	449,500	New
20	PRINCIPAL FINANCIAL GROUP INC	$36.0M	440,079	New
21	FEDERATED HERMES, INC.	$32.2M	393,800	New
22	SUSQUEHANNA INTERNATIONAL GROUP, LLP	$32.1M	393,047	New
23	MARSHALL WACE, LLP	$32.1M	392,637	New
24	Jupiter Topco LLC	$31.4M	384,356	New
25	Bank of New York Mellon Corp	$30.8M	377,133	New

Source: SEC Form 13F filings · as of 2026-06-30