Quantinuum Inc. Class AQNT

13F holders, Q2 2026 (June 30)
175holders
9famous investors
$81.62avg. 13F price*

At the end of Q2 2026, 175 institutions reported holding Quantinuum Inc. Class A (QNT) in their 13F filings. The largest holders were Capital World Investors ($372.7M), Citadel Advisors ($188.0M) and BlackRock, Inc. ($184.7M). 9 famous investors held it, including George Soros (0.4% of Soros Fund Management's portfolio), Ken Griffin (0.1% of Citadel Advisors's portfolio) and Paul Singer (0.1% of Elliott Investment Management's portfolio).

Company
Quantinuum Inc. Class A
CUSIP
74768A104
Latest filing quarter
Q2 2026

Total Exit/New Position Q2 2026

InstitutionsTotal Value
New Positions172$2.7B
Exits0$0

Ownership 175 holders

Capital World Investors 0.04% New 4,558,976 $372.7M
Citadel Advisors 0.11% New 2,299,997 $188.0M
BlackRock, Inc. 0.00% New 2,259,347 $184.7M
Capital Research Global Investors 0.02% New 1,754,325 $143.4M
Penserra Capital Management LLC 0.75% New 1,200,176 $98.1M
Defiance ETFs, LLC 1.33% New 1,215,283 $95.3M
Wellington Management Group LLP 0.02% New 1,130,639 $92.4M
Vanguard Portfolio Management LLC 0.00% New 1,028,382 $84.1M
Capital International Investors 0.02% New 961,428 $78.6M
Vanguard Capital Management LLC 0.00% New 949,283 $77.6M
Balyasny Asset Management L.P. 0.13% New 821,918 $67.2M
Alliancebernstein L.P. 0.02% New 789,326 $64.5M
Voya Investment Management LLC 0.06% New 691,437 $56.5M
FIL Ltd 0.04% New 666,766 $54.5M
FMR LLC 0.00% New 642,800 $52.5M
Norges Bank 0.00% — 564,000 $46.1M
Franklin Resources Inc. 0.01% New 545,323 $44.6M
Shannon River Fund Management LLC 3.42% New 469,355 $38.4M
Massachusetts Financial Services Co. 0.01% New 463,913 $37.9M
Mubadala Investment Co PJSC 0.11% New 449,500 $36.7M
Principal Financial Group Inc. 0.02% New 440,079 $36.0M
Federated Hermes, Inc. 0.05% New 393,800 $32.2M
Marshall Wace, LLP 0.03% New 392,637 $32.1M
Jupiter Topco LLC 0.01% — 384,356 $31.4M
Bank of New York Mellon Corp 0.01% New 377,133 $30.8M
Jennison Associates LLC 0.02% New 358,462 $29.3M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.03% New 335,770 $27.4M
Jain Global LLC 0.35% New 334,481 $27.3M
Viking Global Investors 0.07% New 306,123 $25.0M
D1 Capital Partners 0.07% New 300,000 $24.5M
Davidson Kempner Capital Management LP 0.60% New 297,800 $24.3M
Soros Fund Management 0.38% New 266,000 $21.7M
Granahan Investment Management, LLC 0.68% New 233,540 $19.1M
Burkehill Global Management, LP 0.71% New 230,000 $18.8M
Schonfeld Strategic Advisors LLC 0.09% New 216,304 $17.7M
Seven Grand Managers, LLC 0.66% New 200,000 $16.3M
Ghisallo Capital Management LLC 0.40% New 200,000 $16.3M
Brown Advisory Inc. 0.02% New 187,525 $15.3M
LMR Partners LLP 0.13% New 182,272 $14.9M
Blackstone Inc. 0.05% New 180,000 $14.7M
HBK Investments L P 0.19% New 179,462 $14.7M
Hudson Bay Capital Management LP 0.08% New 178,420 $14.6M
Tudor Investment Corporation 0.06% New 176,693 $14.4M
BlueCrest Capital Management Ltd 0.69% New 175,000 $14.3M
Morgan Stanley 0.00% New 158,260 $12.9M
D. E. Shaw & Co. 0.01% New 155,000 $12.7M
Maplelane Capital, LLC 0.51% New 150,000 $12.3M
Elliott Investment Management 0.09% New 150,000 $12.3M
ExodusPoint Capital Management, LP 0.11% New 144,022 $11.8M
Woodline Partners LP 0.04% New 140,234 $11.5M
Capital Advisors Inc. 0.17% New 140,103 $11.5M
Weiss Asset Management LP 0.19% New 140,000 $11.4M
Strong Tower Advisory Services 1.88% New 128,525 $10.5M
BW Gestao de Investimentos Ltda. 0.25% New 128,000 $10.5M
UBS Group AG 0.00% New 126,886 $10.4M
Freestone Grove Partners LP 0.06% New 116,250 $9.5M
Bank of America Corp. 0.00% New 112,844 $9.2M
Neuberger Berman Group LLC 0.01% New 109,425 $8.9M
Shay Capital LLC 0.98% New 109,133 $8.9M
Millennium Management 0.01% New 107,656 $8.8M
Nomura Asset Management International Inc. 0.01% New 103,154 $8.4M
Longaeva Partners L.P. 0.24% New 100,000 $8.2M
Healthcare of Ontario Pension Plan Trust Fund 0.01% New 100,000 $8.2M
Lord, Abbett & Co. LLC 0.02% New 99,756 $8.2M
Peregrine Capital Management LLC 0.26% New 98,230 $8.0M
Westfield Capital Management Co. LP 0.03% New 96,396 $7.9M
T. Rowe Price Investment Management, Inc. 0.00% New 73,551 $6.0M
Zimmer Partners, LP 0.11% New 58,000 $4.7M
Lazard Asset Management LLC 0.01% New 51,798 $4.2M
Readystate Asset Management LP 0.27% New 50,290 $4.1M
Insight Holdings Group, LLC 0.31% New 50,000 $4.1M
Zweig-DiMenna Associates LLC 0.30% New 41,000 $3.4M
Covalis Capital LLP 0.19% New 40,000 $3.3M
Yaupon Capital Management LP 0.11% New 40,000 $3.3M
Atreides Management 0.03% New 39,853 $3.3M
Gilder Gagnon Howe & Co. LLC 0.03% New 38,172 $3.1M
Vanguard Fiduciary Trust Co. 0.00% New 37,393 $3.1M
Walleye Capital LLC 0.02% New 36,000 $2.9M
Light Street Capital Management, LLC 0.34% New 35,242 $2.9M
American Century Companies Inc. 0.00% New 30,000 $2.5M
First Trust Advisors LP 0.00% New 26,590 $2.2M
Anson Funds Management LP 0.19% New 25,000 $2.0M
Ameriprise Financial Inc. 0.00% New 24,648 $2.0M
Steadfast Capital Management LP 0.06% New 23,320 $1.9M
Wells Fargo & Company 0.00% New 23,200 $1.9M
Scientech Research LLC 1.50% New 22,692 $1.9M
Coastal Bridge Advisors, LLC 0.11% New 22,180 $1.8M
IMC-Chicago, LLC 0.02% New 21,772 $1.8M
WIM INVESTMENT MANAGEMENT Ltd 0.54% New 20,000 $1.6M
Maytus Capital Management, LLC 0.26% New 20,000 $1.6M
Siren, L.L.C. 0.03% New 20,000 $1.6M
Sei Investments Co. 0.00% New 19,585 $1.6M
Canton Hathaway, LLC 0.29% New 18,725 $1.5M
XTX Topco Ltd 0.02% New 17,425 $1.4M
Goldman Sachs Group Inc. 0.00% New 16,877 $1.4M
Cherry Creek Investment Advisors, Inc. 0.52% New 16,042 $1.3M
WINTON GROUP Ltd 0.04% New 15,700 $1.3M
Geode Capital Management, LLC 0.00% New 15,527 $1.3M
Baird Financial Group, Inc. 0.00% New 15,301 $1.3M
Capricorn Fund Managers Ltd 0.10% New 15,000 $1.2M
Tidal Investments LLC 0.00% New 13,724 $1.1M
PEAK6 LLC 0.02% New 12,414 $1.0M
Fort Washington Investment Advisors Inc. 0.01% New 12,142 $992K
MYDA Advisors LLC 0.24% New 12,000 $981K
Global Financial Private Client, LLC 0.26% New 11,851 $969K
Marex Group Ltd 0.01% New 11,386 $931K
Sassicaia Capital Advisers LLC 0.38% New 10,500 $858K
Cohen & Steers, Inc. 0.00% New 10,000 $817K
T. Rowe Price Associates Inc. 0.00% New 9,383 $767K
Legal & General Group Plc 0.00% New 7,500 $607K
LPL Financial LLC 0.00% New 7,231 $591K
Raymond James Financial Inc. 0.00% New 6,645 $543K
Janney Montgomery Scott LLC 0.00% New 6,555 $536K
Rockbridge Investment Management, LCC 0.04% New 6,411 $524K
PensionDanmark Pensionsforsikringsaktieselskab 0.00% New 6,396 $523K
Outfitters Financial LLC 0.36% New 6,250 $511K
Caitong International Asset Management Co., Ltd 0.07% New 6,182 $505K
Jump Financial, LLC 0.00% New 6,145 $502K
J. Safra Sarasin Holding AG 0.01% New 5,417 $443K
Rockefeller Capital Management L.P. 0.00% New 5,314 $434K
Integrated Wealth Concepts LLC 0.00% New 5,097 $417K
Royal Bank of Canada 0.00% New 5,023 $411K
Lisanti Capital Growth, LLC 0.09% New 5,005 $409K
Oxford Asset Management LLP 0.20% New 5,000 $409K
SummitTX Capital, L.P. 0.01% New 5,000 $409K
Deutsche Bank AG 0.00% New 5,000 $409K
Nuveen, LLC 0.00% New 5,000 $409K
Mackenzie Financial Corp. 0.00% New 4,963 $406K
Steel Grove Capital Advisors, LLC 0.04% New 4,770 $390K
Sumitomo Mitsui Trust Group, Inc. 0.00% New 4,627 $378K
Cordoba Advisory Partners LLC 0.08% New 4,459 $364K
SBI Securities Co., Ltd. 0.01% New 4,435 $363K
Crestwood Advisors Group, LLC 0.00% New 3,720 $304K
Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% New 3,715 $304K
Storgate, LLC 0.06% New 3,600 $294K
HUB Investment Partners, LLC 0.01% New 3,300 $270K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% New 3,247 $265K
Parisi Gray Wealth Management 0.05% New 3,075 $251K
McGuire Investment Group, LLC 0.02% New 2,879 $235K
Stevens Capital Management LP 0.06% New 2,800 $229K
Dnca Finance 0.01% New 2,500 $204K
Susquehanna International Group, LLP 0.00% New 2,447 $200K
JPMorgan Chase & Co. 0.00% New 1,814 $132K
Vanguard Global Advisers, LLC 0.00% New 1,222 $100K
Assetmark, Inc. 0.00% New 1,131 $92K
Osaic Holdings, Inc. 0.00% New 1,099 $90K
Clearstead Advisors, LLC 0.00% New 1,046 $86K
Elequin Capital, LP 0.01% New 998 $82K
US Bancorp \de 0.00% New 817 $67K
Citigroup Inc. 0.00% New 738 $60K
Jones Financial Companies LLLP 0.00% New 778 $59K
SOA Wealth Advisors, LLC. 0.01% New 625 $51K
Leonteq Securities AG 0.00% New 620 $51K
PNC Financial Services Group, Inc. 0.00% New 560 $46K
Adirondack Trust Co. 0.01% New 335 $27K
IQ EQ FUND MANAGEMENT (SINGAPORE) PRIVATE Ltd 0.03% New 200 $16K
North Star Investment Management Corp. 0.00% New 200 $16K
Downshift Financial, LLC 0.00% New 100 $8K
SHP Wealth Management 0.00% New 100 $8K
IFP Advisors, Inc 0.00% New 100 $8K
Global Retirement Partners, LLC 0.00% — 100 $8K
Main Street Group, LTD 0.00% New 83 $7K
Fifth Third Bancorp 0.00% New 63 $5K
International Assets Investment Management, LLC 0.00% New 50 $4K
Ancora Advisors LLC 0.00% New 46 $4K
Rothschild Investment LLC 0.00% New 43 $4K
Game Plan Financial Advisors, LLC 0.00% New 40 $3K
Parkside Financial Bank & Trust 0.00% New 30 $2K
Ameritas Advisory Services, LLC 0.00% New 29 $2K
Tradewinds Capital Management, LLC 0.00% New 25 $2K
McGuire Capital Advisors Inc. 0.00% New 22 $2K
Harbour Investments, Inc. 0.00% New 10 $817
Hollencrest Capital Management 0.00% New 3 $245
Aspect Partners, LLC 0.00% New 1 $82
FNY Investment Advisers, LLC 0.00% New 10 $0

"% of holder's portfolio" is QNT's weight in each manager's 13F, not the share of Quantinuum Inc. Class A the manager owns.