Quantinuum Inc.
QNT- Exchange
- Nasdaq
- Industry
- Services-Computer Integrated Systems Design
- SEC CIK
- 0002110105
No open-market purchases or sales by Quantinuum Inc. insiders were filed in the last 90 days; 175 institutions reported holding it in 13F filings for Q2 2026, worth $2.77B in total; 4 superinvestors hold it, including Viking Global Investors and D1 Capital Partners.
13F holders, Q2 2026
Institutional positions in Quantinuum Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 175
- +175 vs. Q1 2026
- Shares held
- 34.0M
- +34.0M vs. Q1 2026
- Total value
- $2.77B
- +$2.77B vs. Q1 2026
- New holders
- 175
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting QNT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 175 | $2.77B |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 0 | $0 |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Quantinuum Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Capital World Investors | 4,558,976 | $372.7M | 0.04% | +4,558,976 | New |
| Citadel Advisors LLC | 2,299,997 | $188.0M | 0.11% | +2,299,997 | New |
| BlackRock, Inc. | 2,259,347 | $184.7M | 0.00% | +2,259,347 | New |
| Capital Research Global Investors | 1,754,325 | $143.4M | 0.02% | +1,754,325 | New |
| Penserra Capital Management LLC | 1,200,176 | $98.1M | 0.75% | +1,200,176 | New |
| Defiance ETFs, LLC | 1,215,283 | $95.3M | 1.33% | +1,215,283 | New |
| Wellington Management Group LLP | 1,130,639 | $92.4M | 0.02% | +1,130,639 | New |
| Vanguard Portfolio Management LLC | 1,028,382 | $84.1M | 0.00% | +1,028,382 | New |
| Capital International Investors | 961,428 | $78.6M | 0.02% | +961,428 | New |
| Vanguard Capital Management LLC | 949,283 | $77.6M | 0.00% | +949,283 | New |
| Balyasny Asset Management LLC | 821,918 | $67.2M | 0.12% | +821,918 | New |
| Alliancebernstein L.P. | 789,326 | $64.5M | 0.02% | +789,326 | New |
| Voya Investment Management LLC | 691,437 | $56.5M | 0.05% | +691,437 | New |
| FIL Ltd | 666,766 | $54.5M | 0.04% | +666,766 | New |
| FMR LLC | 642,800 | $52.5M | 0.00% | +642,800 | New |
| Norges Bank | 564,000 | $46.1M | 0.00% | +564,000 | New |
| Franklin Resources Inc | 545,323 | $44.6M | 0.01% | +545,323 | New |
| Shannon River Fund Management LLC | 469,355 | $38.4M | 3.42% | +469,355 | New |
| Massachusetts Financial Services Co | 463,913 | $37.9M | 0.01% | +463,913 | New |
| Mubadala Investment Co PJSC | 449,500 | $36.7M | 0.11% | +449,500 | New |
| Principal Financial Group Inc | 440,079 | $36.0M | 0.02% | +440,079 | New |
| Federated Hermes, Inc. | 393,800 | $32.2M | 0.05% | +393,800 | New |
| Marshall Wace, LLP | 392,637 | $32.1M | 0.03% | +392,637 | New |
| Jupiter Topco LLC | 384,356 | $31.4M | 0.01% | +384,356 | New |
| Bank of New York Mellon Corp | 377,133 | $30.8M | 0.01% | +377,133 | New |
| Jennison Associates LLC | 358,462 | $29.3M | 0.02% | +358,462 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 335,770 | $27.4M | 0.03% | +335,770 | New |
| Jain Global LLC | 334,481 | $27.3M | 0.32% | +334,481 | New |
| Viking Global Investors LPSuperinvestorViking Global Investors | 306,123 | $25.0M | 0.07% | +306,123 | New |
| D1 Capital Partners L.P.SuperinvestorD1 Capital Partners | 300,000 | $24.5M | 0.07% | +300,000 | New |
| Davidson Kempner Capital Management LP | 297,800 | $24.3M | 0.39% | +297,800 | New |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 266,000 | $21.7M | 0.29% | +266,000 | New |
| Granahan Investment Management Inc | 233,540 | $19.1M | 0.68% | +233,540 | New |
| Burkehill Global Management, LP | 230,000 | $18.8M | 0.68% | +230,000 | New |
| Schonfeld Strategic Advisors LLC | 216,304 | $17.7M | 0.09% | +216,304 | New |
| Ghisallo Capital Management LLC | 200,000 | $16.3M | 0.32% | +200,000 | New |
| Seven Grand Managers, LLC | 200,000 | $16.3M | 0.66% | +200,000 | New |
| Brown Advisory Inc | 187,525 | $15.3M | 0.02% | +187,525 | New |
| LMR Partners LLP | 182,272 | $14.9M | 0.11% | +182,272 | New |
| Blackstone Group Inc. | 180,000 | $14.7M | 0.05% | +180,000 | New |
| HBK Investments L P | 179,462 | $14.7M | 0.17% | +179,462 | New |
| Hudson Bay Capital Management LP | 178,420 | $14.6M | 0.07% | +178,420 | New |
| Tudor Investment Corp Et Al | 176,693 | $14.4M | 0.06% | +176,693 | New |
| BlueCrest Capital Management Ltd | 175,000 | $14.3M | 0.61% | +175,000 | New |
| Morgan Stanley | 158,260 | $12.9M | 0.00% | +158,260 | New |
| D. E. Shaw & Co., Inc. | 155,000 | $12.7M | 0.01% | +155,000 | New |
| Maplelane Capital, LLC | 150,000 | $12.3M | 0.51% | +150,000 | New |
| Elliott Investment Management L.P.SuperinvestorElliott Investment Management | 150,000 | $12.3M | 0.09% | +150,000 | New |
| ExodusPoint Capital Management, LP | 144,022 | $11.8M | 0.11% | +144,022 | New |
| Woodline Partners LP | 140,234 | $11.5M | 0.04% | +140,234 | New |
| Capital Advisors Inc | 140,103 | $11.5M | 0.17% | +140,103 | New |
| Weiss Asset Management LP | 140,000 | $11.4M | 0.13% | +140,000 | New |
| Strong Tower Advisory Services | 128,525 | $10.5M | 1.88% | +128,525 | New |
| BW Gestao de Investimentos Ltda. | 128,000 | $10.5M | 0.25% | +128,000 | New |
| UBS Group AG | 126,886 | $10.4M | 0.00% | +126,886 | New |
| Freestone Grove Partners LP | 116,250 | $9.50M | 0.06% | +116,250 | New |
| Bank of America Corp | 112,844 | $9.22M | 0.00% | +112,844 | New |
| Neuberger Berman Group LLC | 109,425 | $8.94M | 0.01% | +109,425 | New |
| Shay Capital LLC | 109,133 | $8.92M | 0.98% | +109,133 | New |
| Millennium Management LLC | 107,656 | $8.80M | 0.01% | +107,656 | New |
| Nomura Asset Management International Inc. | 103,154 | $8.43M | 0.01% | +103,154 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 100,000 | $8.17M | 0.01% | +100,000 | New |
| Longaeva Partners L.P. | 100,000 | $8.17M | 0.24% | +100,000 | New |
| Lord, Abbett & Co. LLC | 99,756 | $8.15M | 0.02% | +99,756 | New |
| Peregrine Capital Management LLC | 98,230 | $8.03M | 0.26% | +98,230 | New |
| Westfield Capital Management Co LP | 96,396 | $7.88M | 0.03% | +96,396 | New |
| T. Rowe Price Investment Management, Inc. | 73,551 | $6.01M | 0.00% | +73,551 | New |
| Zimmer Partners, LP | 58,000 | $4.74M | 0.11% | +58,000 | New |
| Lazard Asset Management LLC | 51,798 | $4.23M | 0.01% | +51,798 | New |
| Readystate Asset Management LP | 50,290 | $4.11M | 0.17% | +50,290 | New |
| Insight Holdings Group, LLC | 50,000 | $4.09M | 0.31% | +50,000 | New |
| Zweig-DiMenna Associates LLC | 41,000 | $3.35M | 0.30% | +41,000 | New |
| Covalis Capital LLP | 40,000 | $3.27M | 0.18% | +40,000 | New |
| Yaupon Capital Management LP | 40,000 | $3.27M | 0.11% | +40,000 | New |
| Atreides Management, LP | 39,853 | $3.26M | 0.03% | +39,853 | New |
| Gilder Gagnon Howe & Co LLC | 38,172 | $3.12M | 0.03% | +38,172 | New |
| Vanguard Fiduciary Trust Co | 37,393 | $3.06M | 0.00% | +37,393 | New |
| Walleye Capital LLC | 36,000 | $2.94M | 0.01% | +36,000 | New |
| Light Street Capital Management, LLC | 35,242 | $2.88M | 0.34% | +35,242 | New |
| American Century Companies Inc | 30,000 | $2.45M | 0.00% | +30,000 | New |
| First Trust Advisors LP | 26,590 | $2.17M | 0.00% | +26,590 | New |
| Anson Funds Management LP | 25,000 | $2.04M | 0.19% | +25,000 | New |
| Ameriprise Financial Inc | 24,648 | $2.01M | 0.00% | +24,648 | New |
| Steadfast Capital Management LP | 23,320 | $1.91M | 0.06% | +23,320 | New |
| Wells Fargo & Company | 23,200 | $1.90M | 0.00% | +23,200 | New |
| Scientech Research LLC | 22,692 | $1.85M | 1.50% | +22,692 | New |
| Coastal Bridge Advisors, LLC | 22,180 | $1.81M | 0.11% | +22,180 | New |
| IMC-Chicago, LLC | 21,772 | $1.78M | 0.02% | +21,772 | New |
| Maytus Capital Management, LLC | 20,000 | $1.63M | 0.26% | +20,000 | New |
| Siren, L.L.C. | 20,000 | $1.63M | 0.03% | +20,000 | New |
| Wim Investment Management Ltd | 20,000 | $1.63M | 0.54% | +20,000 | New |
| SEI Investments Co | 19,585 | $1.60M | 0.00% | +19,585 | New |
| Canton Hathaway, LLC | 18,725 | $1.53M | 0.29% | +18,725 | New |
| XTX Topco Ltd | 17,425 | $1.42M | 0.02% | +17,425 | New |
| Goldman Sachs Group Inc | 16,877 | $1.38M | 0.00% | +16,877 | New |
| Cherry Creek Investment Advisors, Inc. | 16,042 | $1.31M | 0.52% | +16,042 | New |
| Winton Group Ltd | 15,700 | $1.28M | 0.04% | +15,700 | New |
| Geode Capital Management, LLC | 15,527 | $1.27M | 0.00% | +15,527 | New |
| Baird Financial Group, Inc. | 15,301 | $1.25M | 0.00% | +15,301 | New |
| Capricorn Fund Managers Ltd | 15,000 | $1.23M | 0.10% | +15,000 | New |