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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, Q2 2025

Institutional positions in Quantum Computing Inc. as of Jun 30, 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
222
+57 vs. Q1 2025
Shares held
55.8M
+33.4M (+149.1%) vs. Q1 2025
Total value
$1.06B
+$883.8M (+493.2%) vs. Q1 2025
New holders
89
87 more added
Sold out
32
26 more reduced

1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2025: 222 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 heldQ2 2025: $1.06B
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, Q2 2025

Shares, value and share of portfolio for each institution holding Quantum Computing Inc.; share changes are against Q1 2025.

Institutions holding QUBT in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
J.W. Cole Advisors, Inc.21,070$403.9K0.01%+770+3.8%Added
Marshall Wace, LLP20,931$401.2K0.00%+20,931New
MML Investors Services, LLC19,537$375.0K0.00%+4,801+32.6%Added
Modus Advisors, LLC19,200$368.1K0.11%+2,300+13.6%Added
Monimus Capital Management, LP19,076$365.7K0.29%+19,076New
SG Americas Securities, LLC18,727$359.0K0.00%−43,703−70.0%Reduced
Leonteq Securities AG18,594$356.4K0.02%+18,594New
Winton Group Ltd18,547$355.5K0.02%+18,547New
Tower Research Capital LLC (TRC)18,541$355.4K0.01%+10,308+125.2%Added
Engineers Gate Manager LP18,509$354.8K0.00%+18,509New
Pictet Asset Management Holding SA18,503$354.7K0.00%−6,034−24.6%Reduced
Yarbrough Capital, LLC18,019$345.4K0.01%00.0%Unchanged
Teacher Retirement System of Texas17,715$339.6K0.00%+676+4.0%Added
Cetera Investment Advisers17,237$330.4K0.00%−4,921−22.2%Reduced
Wealth Enhancement Advisory Services, LLC15,538$328.3K0.00%+15,538New
Flagship Harbor Advisors, LLC16,800$322.1K0.02%−300−1.8%Reduced
Catalyst Funds Management Pty Ltd16,800$322.1K0.09%+16,800New
Close Asset Management Ltd15,787$303.0K0.01%+10,587+203.6%Added
Wolverine Trading, LLC17,476$302.2K0.01%−87,409−83.3%Reduced
FORA Capital, LLC15,220$291.8K0.03%+15,220New
RIA Advisory Group LLC14,725$282.3K0.08%+2,000+15.7%Added
Prudential Financial Inc14,690$281.6K0.00%+14,690New
Two Sigma Securities, LLC14,683$281.5K0.03%+14,683New
CIBC World Markets Corp14,207$272.3K0.00%+14,207New
TCG Advisory Services, LLC13,961$267.6K0.01%00.0%Unchanged
Chicago Partners Investment Group LLC15,279$266.9K0.01%+15,279New
Essex Financial Services, Inc.13,310$255.2K0.02%+2,810+26.8%Added
Kestra Advisory Services, LLC13,188$252.8K0.00%+13,188New
Captrust Financial Advisors12,917$247.6K0.00%+12,917New
Wealthfront Advisers LLC12,600$241.5K0.00%+12,600New
Belvedere Trading LLC12,557$240.7K0.02%+12,557New
Stratos Wealth Partners, LTD.12,227$234.4K0.00%+583+5.0%Added
Oak Harvest Investment Services12,000$230.0K0.03%+12,000New
Gladstone Institutional Advisory LLC11,875$227.6K0.01%+11,875New
Ameritas Advisory Services, LLC11,861$227.4K0.01%+11,861New
Ameritas Investment Partners, Inc.11,772$225.7K0.01%+11,772New
Sovereign Financial Group, Inc.11,716$224.6K0.05%+11,716New
CWM, LLC11,643$223.0K0.00%+1,329+12.9%Added
SEI Investments Co11,463$219.7K0.00%+11,463New
Stifel Financial Corp11,413$218.8K0.00%+11,413New
HSBC Holdings PLC11,198$203.0K0.00%+11,198New
HighTower Advisors, LLC10,415$199.7K0.00%+10,415New
Solutions 4 Wealth, Ltd10,200$195.5K0.33%00.0%Unchanged
Polymer Capital Management (US) LLC10,181$195.2K0.03%+10,181New
Pensionmark Financial Group, LLC10,090$193.4K0.00%+10,090New
MAI Capital Management9,655$185.1K0.00%+9,500+6,129.0%Added
Gordian Capital Singapore Pte Ltd9,500$182.1K0.28%+9,000+1,800.0%Added
Global Retirement Partners, LLC8,940$171.4K0.00%+8,940New
Hollencrest Capital Management6,250$119.8K0.01%+2,250+56.3%Added
Natixis5,997$115.0K0.00%+5,891+5,557.5%Added
Park Square Financial Group, LLC5,400$103.5K0.07%+5,400New
Rocky Mountain Advisers, LLC4,150$79.6K0.02%00.0%Unchanged
Newbridge Financial Services Group, Inc.3,959$75.9K0.01%+2,329+142.9%Added
Amalgamated Bank3,938$75.0K0.00%+3,938New
Steward Partners Investment Advisory, LLC3,624$69.5K0.00%+2,337+181.6%Added
Huntington National Bank3,576$68.6K0.00%+3,000+520.8%Added
GWM Advisors LLC3,505$67.2K0.00%+1,925+121.8%Added
Compagnie Lombard Odier SCmA2,870$55.0K0.00%+1,000+53.5%Added
KBC Group NV2,889$55.0K0.00%−2,293−44.2%Reduced
AdvisorNet Financial, Inc2,694$51.6K0.00%+194+7.8%Added
Signaturefd, LLC2,677$51.3K0.00%−121−4.3%Reduced
Massmutual Trust Co FSB2,225$42.7K0.00%00.0%Unchanged
Allworth Financial LP2,200$42.2K0.00%+2,200New
Archer Investment Corp2,011$38.6K0.01%00.0%Unchanged
Federation des caisses Desjardins du Quebec1,960$37.6K0.00%+275+16.3%Added
US Bancorp1,929$37.0K0.00%+1,429+285.8%Added
FWL Investment Management, LLC1,700$32.6K0.01%+1,700New
Thurston, Springer, Miller, Herd & Titak, Inc.1,500$28.8K0.00%+1,500New
Nisa Investment Advisors, LLC1,481$28.4K0.00%+1,481New
Aventura Private Wealth, LLC1,340$25.7K0.01%+565+72.9%Added
Strengthening Families & Communities, LLC1,322$25.3K0.01%00.0%Unchanged
The PNC Financial Services Group, Inc.1,318$25.3K0.00%−37−2.7%Reduced
FNY Investment Advisers, LLC1,236$23.0K0.01%+1,236New
CIBC Private Wealth Group, LLC1,015$19.5K0.00%−1,270−55.6%Reduced
Moisand Fitzgerald Tamayo, LLC1,000$19.2K0.00%00.0%Unchanged
Principal Securities, Inc.1,000$19.2K0.00%+1,000New
Toth Financial Advisory Corp1,000$19.2K0.00%+1,000New
Hazlett, Burt & Watson, Inc.1,072$19.0K0.01%+539+101.1%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,015$19.0K0.00%+1,015New
ORG Partners LLC1,000$18.6K0.00%+1,000New
Wolff Wiese Magana LLC824$15.8K0.01%+824New
Russell Investments Group, Ltd.800$15.3K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.727$13.9K0.00%+527+263.5%Added
Harbour Investments, Inc.710$13.6K0.00%−1,000−58.5%Reduced
Cedar Mountain Advisors, LLC500$9.59K0.00%+500New
Armstrong Advisory Group, Inc500$9.59K0.00%+500New
Davidson Capital Management Inc.473$9.07K0.00%+473New
State of Wyoming473$9.07K0.00%+473New
TD Waterhouse Canada Inc.450$8.38K0.00%+50+12.5%Added
Northwestern Mutual Wealth Management Co432$8.28K0.00%+432New
Sunbelt Securities, Inc.500$8.28K0.00%00.0%Unchanged
Concord Wealth Partners420$8.05K0.00%00.0%Unchanged
American Capital Advisory, LLC418$8.01K0.00%+100+31.4%Added
AllSquare Wealth Management LLC300$5.75K0.00%00.0%Unchanged
Rothschild Investment LLC290$5.56K0.00%+290New
Sterling Capital Management LLC279$5.35K0.00%+279New
Riggs Asset Managment Co. Inc.250$4.79K0.00%−150−37.5%Reduced
Bartlett & Co. Wealth Management LLC225$4.31K0.00%00.0%Unchanged
Murphy & Mullick Capital Management Corp250$4.14K0.00%+250New
Sittner & Nelson, LLC210$4.03K0.00%00.0%Unchanged