Quantum Computing Inc.
QUBT- Exchange
- Nasdaq
- Industry
- Services-Prepackaged Software
- SEC CIK
- 0001758009
No open-market purchases or sales by Quantum Computing Inc. insiders were filed in the last 90 days; 313 institutions reported holding it in 13F filings for Q2 2026, worth $994.9M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Quantum Computing Inc. as of Dec 31, 2025. 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
- 287
- +33 vs. Q3 2025
- Shares held
- 98.5M
- +8.24M (+9.1%) vs. Q3 2025
- Total value
- $1.01B
- −$648.4M (−39.1%) vs. Q3 2025
- New holders
- 84
- 133 more added
- Sold out
- 51
- 48 more reduced
5 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting QUBT 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 | 313 | $994.9M |
| Q1 2026 | 296 | $637.2M |
| Q4 2025 | 287 | $1.01B |
| Q3 2025 | 259 | $1.66B |
| Q2 2025 | 222 | $1.06B |
| Q1 2025 | 166 | $179.2M |
| Q4 2024 | 125 | $359.6M |
| Q3 2024 | 34 | $2.61M |
| Q2 2024 | 47 | $2.05M |
| Q1 2024 | 46 | $3.67M |
| Q4 2023 | 45 | $2.93M |
| Q3 2023 | 42 | $3.15M |
| Q2 2023 | 39 | $3.46M |
| Q1 2023 | 37 | $2.92M |
| Q4 2022 | 36 | $3.10M |
| Q3 2022 | 36 | $5.04M |
| Q2 2022 | 35 | $4.36M |
| Q1 2022 | 35 | $4.64M |
| Q4 2021 | 28 | $6.54M |
| Q3 2021 | 24 | $7.80M |
| Q2 2021 | 1 | $12.0K |
| Q1 2021 | 1 | $16.0K |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Quantum Computing Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 16,841,423 | $172.8M | 0.00% | +4,643,818+38.1% | Added |
| BlackRock, Inc. | 16,647,012 | $170.8M | 0.00% | +6,210,723+59.5% | Added |
| Marex Group plc | 8,272,153 | $84.9M | 0.92% | +5,945,679+255.6% | Added |
| Geode Capital Management, LLC | 4,565,192 | $46.8M | 0.00% | +1,428,120+45.5% | Added |
| State Street Corp | 4,344,023 | $44.6M | 0.00% | +1,329,433+44.1% | Added |
| Defiance ETFs, LLC | 3,179,905 | $33.1M | 1.08% | +3,179,905 | New |
| Penserra Capital Management LLC | 3,179,905 | $32.6M | 0.39% | +1,541,851+94.1% | Added |
| Citadel Advisors LLC | 2,387,241 | $24.5M | 0.02% | −4,018,564−62.7% | Reduced |
| Capital Fund Management S.A. | 2,253,241 | $23.1M | 0.22% | +1,933,885+605.6% | Added |
| Susquehanna International Group, LLP | 2,231,454 | $22.9M | 0.03% | +284,981+14.6% | Added |
| Northern Trust Corp | 1,651,108 | $16.9M | 0.00% | +447,262+37.2% | Added |
| Charles Schwab Investment Management Inc | 1,622,701 | $16.6M | 0.00% | +485,265+42.7% | Added |
| Mubadala Investment Co PJSC | 1,587,350 | $16.3M | 0.09% | +1,587,350 | New |
| Jump Financial, LLC | 1,362,167 | $14.0M | 0.18% | +1,362,167 | New |
| UBS Group AG | 1,331,930 | $13.7M | 0.00% | +68,111+5.4% | Added |
| Morgan Stanley | 1,329,581 | $13.6M | 0.00% | −178,882−11.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 1,228,168 | $12.6M | 0.02% | +217,164+21.5% | Added |
| Clear Street Group Inc. | 1,149,865 | $11.8M | 0.06% | −939,239−45.0% | Reduced |
| Ameriprise Financial Inc | 1,104,400 | $11.3M | 0.00% | +1,068,805+3,002.7% | Added |
| Barclays PLC | 1,100,974 | $11.3M | 0.00% | +851,034+340.5% | Added |
| Canada Pension Plan Investment Board | 1,026,700 | $10.5M | 0.01% | +1,026,700 | New |
| Nuveen, LLC | 957,585 | $9.82M | 0.00% | +544,774+132.0% | Added |
| Squarepoint Ops LLC | 932,171 | $9.56M | 0.02% | +662,251+245.4% | Added |
| Pacific Heights Asset Management LLC | 900,000 | $9.23M | 0.35% | +250,000+38.5% | Added |
| Goldman Sachs Group Inc | 780,821 | $8.01M | 0.00% | +280,481+56.1% | Added |
| Jupiter Asset Management Ltd | 638,349 | $6.55M | 0.05% | +638,349 | New |
| Bank of New York Mellon Corp | 594,186 | $6.10M | 0.00% | +219,474+58.6% | Added |
| Van Eck Associates Corp | 569,509 | $5.84M | 0.00% | +291,665+105.0% | Added |
| Simplex Trading, LLC | 549,049 | $5.63M | 0.16% | +549,049 | New |
| Group One Trading, L.P. | 535,245 | $5.49M | 0.16% | +313,006+140.8% | Added |
| Bank of America Corp | 513,283 | $5.27M | 0.00% | +382,362+292.1% | Added |
| Alyeska Investment Group, L.P. | 500,000 | $5.13M | 0.01% | −6,216,819−92.6% | Reduced |
| Blackstone Group Inc. | 500,000 | $5.13M | 0.02% | −843,364−62.8% | Reduced |
| Landscape Capital Management, L.L.C. | 440,017 | $4.51M | 0.30% | +440,017 | New |
| BNP Paribas Arbitrage, SA | 436,676 | $4.48M | 0.00% | −1,150,589−72.5% | Reduced |
| Raymond James Financial Inc | 403,044 | $4.14M | 0.00% | +157,681+64.3% | Added |
| Swiss National Bank | 397,700 | $4.08M | 0.00% | +71,900+22.1% | Added |
| Focus Financial Network, Inc. | 387,222 | $3.97M | 0.14% | −730,209−65.3% | Reduced |
| Wells Fargo & Company | 369,360 | $3.79M | 0.00% | +185,552+100.9% | Added |
| UNICOM Systems, Inc. | 362,279 | $3.72M | 0.36% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 351,280 | $3.60M | 0.00% | +102,457+41.2% | Added |
| Algert Global LLC | 312,129 | $3.20M | 0.05% | +203,779+188.1% | Added |
| National Bank of Canada | 291,501 | $2.99M | 0.00% | −47,466−14.0% | Reduced |
| Quadrature Capital Ltd | 289,378 | $2.97M | 0.03% | +289,378 | New |
| LPL Financial LLC | 270,196 | $2.77M | 0.00% | −17,862−6.2% | Reduced |
| Alliancebernstein L.P. | 230,221 | $2.36M | 0.00% | +94,066+69.1% | Added |
| Rhumbline Advisers | 227,345 | $2.33M | 0.00% | +35,709+18.6% | Added |
| Legal & General Group Plc | 206,163 | $2.12M | 0.00% | +29,484+16.7% | Added |
| Victory Capital Management Inc | 201,877 | $2.07M | 0.00% | +71,842+55.2% | Added |
| IMC-Chicago, LLC | 195,908 | $2.01M | 0.04% | +195,908 | New |
| California State Teachers Retirement System | 190,212 | $1.95M | 0.00% | +34,469+22.1% | Added |
| Price T Rowe Associates Inc | 184,772 | $1.90M | 0.00% | +87,383+89.7% | Added |
| Foundations Investment Advisors, LLC | 169,981 | $1.74M | 0.02% | +154,867+1,024.7% | Added |
| SLT Holdings LLC | 169,300 | $1.74M | 1.16% | +154,300+1,028.7% | Added |
| Deutsche Bank AG | 162,216 | $1.66M | 0.00% | +51,640+46.7% | Added |
| Advisor Group Holdings, Inc. | 159,022 | $1.63M | 0.00% | −13,255−7.7% | Reduced |
| SG Americas Securities, LLC | 158,517 | $1.63M | 0.00% | −90,790−36.4% | Reduced |
| SBI Securities Co., Ltd. | 157,357 | $1.61M | 0.04% | +29,322+22.9% | Added |
| First Trust Advisors LP | 140,267 | $1.44M | 0.00% | −91,079−39.4% | Reduced |
| JPMorgan Chase & Co | 137,919 | $1.42M | 0.00% | −796,006−85.2% | Reduced |
| D. E. Shaw & Co., Inc. | 136,820 | $1.40M | 0.00% | +136,820 | New |
| Qsemble Capital Management, LP | 136,165 | $1.40M | 0.12% | +122,235+877.5% | Added |
| Renaissance Technologies LLC | 135,223 | $1.39M | 0.00% | +135,223 | New |
| Comerica Bank | 134,300 | $1.38M | 0.01% | +97,487+264.8% | Added |
| State of Wisconsin Investment Board | 129,621 | $1.33M | 0.00% | +36,449+39.1% | Added |
| Cetera Investment Advisers | 117,331 | $1.20M | 0.00% | −66,003−36.0% | Reduced |
| Concurrent Investment Advisors, LLC | 115,376 | $1.18M | 0.01% | +16,721+16.9% | Added |
| MetLife Investment Management | 111,886 | $1.15M | 0.01% | +33,306+42.4% | Added |
| Manufacturers Life Insurance Company, The | 101,118 | $1.04M | 0.00% | +29,966+42.1% | Added |
| Yarbrough Capital, LLC | 99,056 | $1.02M | 0.03% | +81,037+449.7% | Added |
| Invesco Ltd. | 96,557 | $990.7K | 0.00% | +16,824+21.1% | Added |
| Royal Bank of Canada | 88,933 | $913.0K | 0.00% | +13,867+18.5% | Added |
| Janus Henderson Group PLC | 87,818 | $901.5K | 0.00% | +15,000+20.6% | Added |
| Modera Wealth Management, LLC | 85,726 | $879.5K | 0.01% | +85,726 | New |
| Walleye Trading LLC | 85,006 | $872.2K | 0.01% | +85,006 | New |
| Russell Investments Group, Ltd. | 82,090 | $842.2K | 0.00% | +40,259+96.2% | Added |
| Dark Forest Capital Management LP | 81,575 | $837.0K | 0.04% | +81,575 | New |
| Cambridge Investment Research Advisors, Inc. | 78,838 | $809.0K | 0.00% | +7,682+10.8% | Added |
| Flow Traders U.S. LLC | 76,744 | $787.0K | 0.03% | +76,744 | New |
| Centiva Capital, LP | 72,910 | $748.1K | 0.05% | +72,910 | New |
| Banque Pictet & Cie SA | 72,000 | $738.7K | 0.01% | 00.0% | Unchanged |
| Bouvel Investment Partners, LLC | 69,759 | $715.7K | 0.21% | +69,759 | New |
| Virtu Financial LLC | 69,374 | $712.0K | 0.03% | −162,616−70.1% | Reduced |
| VARCOV Co. | 69,135 | $709.3K | 0.28% | +69,135 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 68,484 | $702.6K | 0.00% | +23,752+53.1% | Added |
| Main Management ETF Advisors, LLC | 65,772 | $675.0K | 0.02% | +672+1.0% | Added |
| New York State Common Retirement Fund | 63,600 | $652.5K | 0.00% | +20,900+48.9% | Added |
| Quest Partners LLC | 58,551 | $600.7K | 0.03% | +18,853+47.5% | Added |
| FMR LLC | 55,412 | $568.5K | 0.00% | +13,805+33.2% | Added |
| Arizona State Retirement System | 55,201 | $566.4K | 0.00% | +5,503+11.1% | Added |
| PFG Investments, LLC | 54,797 | $562.2K | 0.03% | +31,367+133.9% | Added |
| Commonwealth Equity Services, LLC | 54,428 | $558.4K | 0.00% | +9,951+22.4% | Added |
| Police & Firemen's Retirement System of New Jersey | 54,144 | $555.5K | 0.00% | +16,922+45.5% | Added |
| Rockefeller Capital Management L.P. | 52,924 | $543.0K | 0.00% | +1,871+3.7% | Added |
| Jones Financial Companies LLLP | 51,209 | $525.4K | 0.00% | +8,993+21.3% | Added |
| Cary Street Partners Financial LLC | 50,487 | $518.0K | 0.01% | −307−0.6% | Reduced |
| Vident Advisory, LLC | 48,164 | $494.2K | 0.00% | +2,290+5.0% | Added |
| Leonteq Securities AG | 48,018 | $492.7K | 0.03% | +26,205+120.1% | Added |
| Franklin Resources Inc | 47,970 | $492.2K | 0.00% | +440+0.9% | Added |
| Stifel Financial Corp | 45,998 | $471.9K | 0.00% | +16,274+54.8% | Added |