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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.

Institutional holdersQ4 2025: 287 institutions
Q1 2021: 1 institutionQ2 2021: 1 institutionQ3 2021: 24 institutionsQ4 2021: 28 institutionsQ1 2022: 35 institutionsQ2 2022: 35 institutionsQ3 2022: 36 institutionsQ4 2022: 36 institutionsQ1 2023: 37 institutionsQ2 2023: 39 institutionsQ3 2023: 42 institutionsQ4 2023: 45 institutionsQ1 2024: 46 institutionsQ2 2024: 47 institutionsQ3 2024: 34 institutionsQ4 2024: 125 institutionsQ1 2025: 166 institutionsQ2 2025: 222 institutionsQ3 2025: 259 institutionsQ4 2025: 287 institutionsQ1 2026: 296 institutionsQ2 2026: 313 institutions
Value heldQ4 2025: $1.01B
Q1 2021: $16.0KQ2 2021: $12.0KQ3 2021: $7.80MQ4 2021: $6.54MQ1 2022: $4.64MQ2 2022: $4.36MQ3 2022: $5.04MQ4 2022: $3.10MQ1 2023: $2.92MQ2 2023: $3.46MQ3 2023: $3.15MQ4 2023: $2.93MQ1 2024: $3.67MQ2 2024: $2.05MQ3 2024: $2.61MQ4 2024: $359.6MQ1 2025: $179.2MQ2 2025: $1.06BQ3 2025: $1.66BQ4 2025: $1.01BQ1 2026: $637.2MQ2 2026: $994.9M
Institutions holding QUBT and their total value by quarter
QuarterHoldersValue
Q2 2026313$994.9M
Q1 2026296$637.2M
Q4 2025287$1.01B
Q3 2025259$1.66B
Q2 2025222$1.06B
Q1 2025166$179.2M
Q4 2024125$359.6M
Q3 202434$2.61M
Q2 202447$2.05M
Q1 202446$3.67M
Q4 202345$2.93M
Q3 202342$3.15M
Q2 202339$3.46M
Q1 202337$2.92M
Q4 202236$3.10M
Q3 202236$5.04M
Q2 202235$4.36M
Q1 202235$4.64M
Q4 202128$6.54M
Q3 202124$7.80M
Q2 20211$12.0K
Q1 20211$16.0K

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding Quantum Computing Inc.; share changes are against Q3 2025.

Institutions holding QUBT in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Handelsbanken Fonder AB43,800$449.0K0.00%+43,800New
HSBC Holdings PLC42,769$445.9K0.00%+42,769New
KLP Kapitalforvaltning AS42,900$440.2K0.00%+5,100+13.5%Added
Intech Investment Management LLC42,568$436.7K0.00%+6,931+19.4%Added
Los Angeles Capital Management LLC28,223$422.5K0.00%+28,223New
GWM Advisors LLC40,763$418.2K0.00%+35,733+710.4%Added
Veracity Capital LLC40,472$415.2K0.12%+384+1.0%Added
TD Waterhouse Canada Inc.39,938$409.8K0.00%+31,911+397.5%Added
Intrua Financial, LLC37,440$384.1K0.04%−1,700−4.3%Reduced
AQR Capital Management LLC37,273$382.4K0.00%+13,671+57.9%Added
Citigroup Inc37,194$381.6K0.00%+10,136+37.5%Added
ProShare Advisors LLC36,762$377.2K0.00%+13,799+60.1%Added
Hennion & Walsh Asset Management, Inc.36,457$374.0K0.01%+36,457New
Independent Advisor Alliance36,204$371.5K0.01%+2,067+6.1%Added
XTX Topco Ltd35,706$366.3K0.01%+35,706New
Voya Investment Management LLC35,531$364.5K0.00%+11,327+46.8%Added
SeaCrest Wealth Management, LLC30,528$355.7K0.04%+4,372+16.7%Added
US Bancorp34,447$353.4K0.00%+4,531+15.1%Added
SEI Investments Co31,454$322.7K0.00%+3,734+13.5%Added
Modus Advisors, LLC29,200$299.6K0.08%00.0%Unchanged
Counterpoint Mutual Funds LLC28,706$294.5K0.02%+28,706New
Kovack Advisors, Inc.28,050$287.8K0.01%+11,960+74.3%Added
Wealth Enhancement Advisory Services, LLC23,039$279.7K0.00%+10,326+81.2%Added
Silverleafe Capital Partners, LLC26,800$275.0K0.08%−1,520−5.4%Reduced
WealthPLAN Partners, LLC26,427$271.1K0.04%+26,427New
Flagship Harbor Advisors, LLC26,240$269.2K0.01%+3,507+15.4%Added
HighTower Advisors, LLC25,603$262.7K0.00%+5,761+29.0%Added
Tulsa Wealth Advisors, INC24,012$246.4K0.08%+24,012New
J.W. Cole Advisors, Inc.24,299$242.4K0.01%+3,284+15.6%Added
Financiere des Professionnels - Fonds d,investissement inc.23,239$238.4K0.01%+23,239New
Cerity Partners LLC23,122$238.2K0.00%+23,122New
Pictet Asset Management Holding SA23,141$237.4K0.00%+4,638+25.1%Added
Kestra Advisory Services, LLC22,781$233.7K0.00%+6,953+43.9%Added
SIH Partners, LLLP22,359$229.4K0.01%+22,359New
Wealthfront Advisers LLC21,968$225.4K0.00%+9,173+71.7%Added
Private Advisor Group, LLC20,379$209.1K0.00%+648+3.3%Added
TCG Advisory Services, LLC20,109$206.3K0.01%−4,900−19.6%Reduced
Arista Wealth Management, LLC20,000$205.2K0.03%+20,000New
Fortem Financial Group, LLC19,939$204.6K0.05%+19,939New
Stratos Wealth Partners, LTD.19,382$198.9K0.00%−3,682−16.0%Reduced
Chicago Partners Investment Group LLC16,586$190.1K0.00%+790+5.0%Added
Atom Investors LP18,026$184.9K0.01%+18,026New
Truist Financial Corp17,911$183.8K0.00%+5,981+50.1%Added
Creative Planning17,664$181.2K0.00%+631+3.7%Added
Universal- Beteiligungs- und Servicegesellschaft mbH16,611$170.4K0.00%+2,900+21.2%Added
Ameritas Investment Partners, Inc.16,370$168.0K0.01%+5,150+45.9%Added
Xponance, Inc.15,783$161.9K0.00%+5,230+49.6%Added
3Chopt Investment Partners, LLC15,761$161.7K0.04%+15,761New
State Board of Administration of Florida Retirement System15,333$157.3K0.00%00.0%Unchanged
Axq Capital, LP14,881$152.7K0.03%+14,881New
Altus Wealth Group LLC14,750$151.3K0.06%−500−3.3%Reduced
CWM, LLC14,680$151.0K0.00%+2,914+24.8%Added
RFG - Bristol Wealth Advisors, LLC14,687$150.7K0.04%+14,687New
Advisory Services Network, LLC14,590$149.7K0.00%+10,803+285.3%Added
Fifth Third Wealth Advisors LLC14,175$145.4K0.01%+14,175New
Guggenheim Capital LLC14,040$144.1K0.00%+14,040New
Capstone Investment Advisors, LLC13,414$137.6K0.00%+13,414New
CIBC World Markets Corp13,341$136.9K0.00%+13,341New
Janney Montgomery Scott LLC13,170$135.0K0.00%+494+3.9%Added
Mirabella Financial Services LLP12,780$131.1K0.01%+12,780New
Savvy Advisors, Inc.12,766$131.0K0.00%+12,766New
Ensign Peak Advisors, Inc12,650$129.8K0.00%−10,800−46.1%Reduced
GK Wealth Management LLC12,610$129.4K0.09%−310−2.4%Reduced
R Squared Ltd12,517$128.4K0.06%+2,242+21.8%Added
Bank of Montreal12,497$128.2K0.00%+12,497New
PCM Encore, LLC12,369$126.9K0.03%+12,369New
Essex Financial Services, Inc.12,141$124.6K0.01%+793+7.0%Added
Prudential Financial Inc11,870$123.4K0.00%−4,630−28.1%Reduced
Principal Financial Group Inc11,903$122.1K0.00%+1,626+15.8%Added
Vontobel Holding Ltd.11,873$121.8K0.00%+986+9.1%Added
Virginia Retirement Systems Et Al11,817$121.2K0.00%+11,817New
The PNC Financial Services Group, Inc.11,458$117.6K0.00%+9,649+533.4%Added
RSM US Wealth Management LLC10,851$112.8K0.00%+10,851New
Captrust Financial Advisors10,805$110.9K0.00%−461−4.1%Reduced
ExodusPoint Capital Management, LP10,451$107.2K0.00%+10,451New
Old Mission Capital LLC10,438$107.1K0.00%+10,438New
IHT Wealth Management, LLC10,204$104.7K0.00%+10,204New
Solutions 4 Wealth, Ltd10,200$104.7K0.16%00.0%Unchanged
Newbridge Financial Services Group, Inc.10,197$104.6K0.02%+4,374+75.1%Added
Exchange Traded Concepts, LLC8,330$85.5K0.00%+5,335+178.1%Added
Horizon Investments, LLC8,330$85.5K0.00%+5,335+178.1%Added
Steward Partners Investment Advisory, LLC7,813$80.2K0.00%+3,093+65.5%Added
IFP Advisors, Inc7,406$76.0K0.00%+4,076+122.4%Added
KBC Group NV7,052$72.0K0.00%+3,082+77.6%Added
Banque Cantonale Vaudoise6,318$65.0K0.00%+964+18.0%Added
Amalgamated Bank6,336$65.0K0.00%+2,398+60.9%Added
Global Retirement Partners, LLC5,520$56.6K0.00%−4,535−45.1%Reduced
Federation des caisses Desjardins du Quebec4,369$44.8K0.00%+2,214+102.7%Added
Rocky Mountain Advisers, LLC4,150$42.6K0.01%00.0%Unchanged
Natixis4,128$42.4K0.00%−1,869−31.2%Reduced
Farther Finance Advisors, LLC3,973$40.8K0.00%+2,472+164.7%Added
Allworth Financial LP3,753$38.5K0.00%−465−11.0%Reduced
Signaturefd, LLC3,742$38.4K0.00%+1,000+36.5%Added
Tower Research Capital LLC (TRC)3,480$35.7K0.00%−23,252−87.0%Reduced
AdvisorNet Financial, Inc3,001$30.8K0.00%−14,925−83.3%Reduced
Toth Financial Advisory Corp3,000$30.8K0.00%+1,000+50.0%Added
Tucker Asset Management LLC2,806$28.8K0.01%+2,806New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.2,626$27.0K0.00%+1,397+113.7%Added
Aventura Private Wealth, LLC2,525$25.9K0.01%−1,110−30.5%Reduced
International Assets Investment Management, LLC2,525$25.9K0.00%+2,525New