Quantum Computing Inc.

QUBT • NASDAQ

Quantum Computing Inc. is a computer hardware company in the technology sector on NASDAQ, led by Dr. Yuping Huang, with a market cap of $2.9B. As of Q3 2025, 46% of shares are held by 250 institutional investors, with VANGUARD GROUP INC as the largest holder at 6.53%.

Interim Chief Executive OfficerDr. Yuping Huang

Market Cap$2.9B

Computer Hardware

Technology

Employees48.0

Websitequantumcomputinginc.com

Country

United States of America

Overview

Overview of institutional ownership in QUBT as of Q3 2025 with a market cap of $3.4B

All Institutions

Institutions: 250
Value Held: $1.6B
Shares Held: 85.8M
Avg Position: $6.3M
Median Position: $330.9K

Hedge Funds

Hedge Funds: 19
Value Held: $403.4M
Shares Held: 22.0M
Avg Position: $21.2M
Median Position: $4.2M

Ownership Breakdown

Institutional (non-HF)

34.15%

$1.2B

Hedge Funds

11.73%

$403.4M

Retail & Other

54.12%

$1.9B

Based on market cap of $3.4B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in QUBT as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
VANGUARD GROUP INC Institution	Salim Ramji CEO	$224.6M 0.00% of portfolio	6.53% 12.2M shares	Q3 2021 Held for 4y 2m	$6.69T
B BlackRock, Inc. Institution	-	$192.1M 0.00% of portfolio	5.59% 10.4M shares	Q4 2021 Held for 3y 11m	$5.67T
A Alyeska Investment Group, L.P. Hedge Fund•Multi-Strategy	Anand Christopher Parekh CEO	$123.0M 0.37% of portfolio	3.60% 6.7M shares	Q3 2025 Held for 2 months	$33.0B
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	$117.9M 0.10% of portfolio	3.43% 6.4M shares	Q4 2023 Held for 1y 11m	$122.08B
Frigate Ventures LP RIA/Wealth	Anthony Lawrence Moore CFO	$98.9M 11.96% of portfolio	2.88% 5.4M shares	Q4 2024 Held for 11 months	$827.1M
Ghisallo Capital Management LLC Hedge Fund•Multi-Strategy	Michael Walter Germino CEO	$74.2M 4.28% of portfolio	2.16% 4.0M shares	Q3 2025 Held for 2 months	$1.7B
Toroso Investments, LLC ETF Provider	Guillermo Trias CEO	$69.4M 0.30% of portfolio	2.02% 3.8M shares	Q3 2025 Held for 2 months	$23.2B
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$57.8M 0.00% of portfolio	1.68% 3.1M shares	Q3 2021 Held for 4y 2m	$1.57T
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$55.5M 0.00% of portfolio	1.61% 3.0M shares	Q3 2021 Held for 4y 2m	$2.88T
Polar Securities Inc. Hedge Fund•Multi-Strategy	Richard Gregory Lemaich CEO	$48.6M 1.45% of portfolio	1.44% 2.7M shares	Q2 2025 Held for 5 months	$3.4B

Net Capital Flow

Institutional buying and selling activity for QUBT in Q3 2025

Traded: +$561.0M
Buyers: 177
Sellers: 83
Total Bought: +$742.4M
Total Sold: −$181.4M
Avg Position: $5.5M

Biggest Buyers

Institution	Net Bought	Current Position
A Alyeska Investment Group, L.P. Hedge Fund•Multi-Strategy	+$123.0M +6.7M shares	$123.0M 6.7M shares
Ghisallo Capital Management LLC Hedge Fund•Multi-Strategy	+$74.2M +4.0M shares	$74.2M 4.0M shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$73.6M +4.0M shares	$117.9M 6.4M shares
Toroso Investments, LLC ETF Provider	+$69.4M +3.8M shares	$69.4M 3.8M shares
B BlackRock, Inc. Institution	+$64.2M +3.5M shares	$192.1M 10.4M shares
VANGUARD GROUP INC Institution	+$42.1M +2.3M shares	$224.6M 12.2M shares
Blackstone Group L.P. Institution	+$24.7M +1.3M shares	$24.7M 1.3M shares
Polar Securities Inc. Hedge Fund•Multi-Strategy	+$20.4M +1.1M shares	$48.6M 2.7M shares
B BNP PARIBAS ARBITRAGE, SA Institution	+$18.4M +999.8K shares	$29.2M 1.6M shares
JPMORGAN CHASE & CO Institution	+$16.2M +879.4K shares	$17.2M 933.9K shares

Biggest Sellers

Institution	Net Sold	Current Position
J JANE STREET GROUP, LLC Institution	−$89.7M −5.0M shares	Sold Off 0 shares
BANK OF AMERICA CORP /DE/ Institution	−$13.9M −757.7K shares	$2.4M 130.9K shares
Invesco Ltd. ETF Provider	−$13.9M −756.7K shares	$1.5M 79.7K shares
AMERIPRISE FINANCIAL INC Institution	−$11.0M −595.1K shares	$655.3K 35.6K shares
FIRST TRUST ADVISORS LP ETF Provider	−$9.9M −540.3K shares	$4.3M 231.3K shares
M MIRAE ASSET SECURITIES INC. Institution	−$9.8M −533.0K shares	$1.4M 76.9K shares
J Jump Financial, LLC Institution	−$3.5M −184.4K shares	Sold Off 0 shares
GOLDMAN SACHS GROUP INC Institution	−$3.5M −191.1K shares	$9.2M 500.3K shares
U UNICOM Systems, Inc. RIA/Wealth	−$3.5M −190.2K shares	$6.7M 362.3K shares
R ROYAL BANK OF CANADA Institution	−$2.3M −124.9K shares	$1.4M 75.1K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited QUBT in Q3 2025

New Positions: 63
New Value: $205.5M
Exited Positions: 38
Exited Value: $104.2M

New Positions

Institution	Position Value
Ghisallo Capital Management LLC Hedge Fund•Multi-Strategy	$74.2M 4.0M shares
Toroso Investments, LLC ETF Provider	$69.4M 3.8M shares
Blackstone Group L.P. Institution	$24.7M 1.3M shares
T Tairen Capital Ltd Institution	$6.3M 342.8K shares
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$5.9M 319.4K shares
Y Y-Intercept Ltd Institution	$5.4M 295.5K shares
Voleon Capital Management LP Hedge Fund•Quant	$5.0M 270.9K shares
B BANQUE PICTET & CIE SA Institution	$1.3M 72.0K shares
Main Management ETF Advisors, LLC Institution	$1.2M 65.1K shares
S SPX Equities Gestao de Recursos Ltda Institution	$1.2M 64.0K shares

Exited Positions

Institution	Previous Position
J JANE STREET GROUP, LLC Institution	$89.7M 5.0M shares
J Jump Financial, LLC Institution	$3.5M 184.4K shares
S Sassicaia Capital Advisers LLC Institution	$1.6M 83.2K shares
X XTX Topco Ltd Institution	$1.2M 63.0K shares
Scientech Research LLC Hedge Fund•Market Neutral	$1.1M 57.1K shares
Gotham Asset Management, LLC Hedge Fund•Long/Short	$897.3K 46.8K shares
Q Quadrature Capital Ltd Institution	$723.2K 37.7K shares
Rollins Financial Advisors, LLC RIA/Wealth	$503.6K 26.3K shares
Savvy Advisors, Inc. RIA/Wealth	$443.7K 23.1K shares
Pathstone Holdings, LLC Family Office	$434.8K 22.7K shares

Options Activity

Institutions with the largest Call and Put options positions in QUBT as of Q3 2025

Call Positions: 12
Call Value: $207.7M
Put Positions: 20
Put Value: $226.7M

Call Positions

Institution	Position Value
J JANE STREET GROUP, LLC Institution	$104.2M 56.6K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$50.4M 27.4K contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$26.7M 14.5K contracts
Walleye Trading LLC RIA/Wealth	$8.6M 4.7K contracts
W WOLVERINE TRADING, LLC Institution	$7.8M 4.2K contracts
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	$4.2M 2.3K contracts
P PEAK6 LLC Institution	$3.2M 1.7K contracts
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$1.9M 1.0K contracts
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	$708.8K 385.0 contracts
T TCG Advisory Services, LLC RIA/Wealth	$70.0K 38.0 contracts

Put Positions

Institution	Position Value
Toroso Investments, LLC ETF Provider	$69.4M 37.7K contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$65.9M 35.8K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$31.4M 17.1K contracts
J JANE STREET GROUP, LLC Institution	$19.2M 10.4K contracts
B BlueCrest Capital Management Ltd Institution	$9.2M 5.0K contracts
Walleye Trading LLC RIA/Wealth	$8.2M 4.5K contracts
W WOLVERINE TRADING, LLC Institution	$5.0M 2.7K contracts
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	$4.5M 2.4K contracts
Crawford Fund Management, LLC Hedge Fund•Long/Short	$2.9M 1.6K contracts
BALYASNY ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy	$2.8M 1.5K contracts

Most Committed Institutions

Institutions with QUBT as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Frigate Ventures LP RIA/Wealth	Anthony Lawrence Moore CFO	11.96% $98.9M	2.88% 5.4M shares	Q4 2024 Held for 11 months	$827.1M
Ghisallo Capital Management LLC Hedge Fund•Multi-Strategy	Michael Walter Germino CEO	4.28% $74.2M	2.16% 4.0M shares	Q3 2025 Held for 2 months	$1.7B
Polar Securities Inc. Hedge Fund•Multi-Strategy	Richard Gregory Lemaich CEO	1.45% $48.6M	1.44% 2.7M shares	Q2 2025 Held for 5 months	$3.4B
Focus Financial Network, Inc. RIA/Wealth	John Gregory Bina President	0.73% $20.6M	0.60% 1.1M shares	Q4 2024 Held for 11 months	$2.8B
U UNICOM Systems, Inc. RIA/Wealth	Paul Thurman Scoggins Managing Partner	0.69% $6.7M	0.19% 362.3K shares	Q4 2024 Held for 11 months	$964.8M
T Tairen Capital Ltd Institution	-	0.68% $6.3M	0.18% 342.8K shares	Q3 2025 Held for 2 months	$925.2M
P PACIFIC HEIGHTS ASSET MANAGEMENT LLC Long Only Manager	James Hanson Andrews CFO	0.54% $12.0M	0.35% 650.0K shares	Q2 2025 Held for 5 months	$2.2B
Penserra Capital Management LLC ETF Provider	George Nmn Madrigal CEO	0.41% $30.2M	0.88% 1.6M shares	Q2 2025 Held for 5 months	$7.4B
A Alyeska Investment Group, L.P. Hedge Fund•Multi-Strategy	Anand Christopher Parekh CEO	0.37% $123.0M	3.60% 6.7M shares	Q3 2025 Held for 2 months	$33.0B
H Headlands Technologies LLC Institution	-	0.37% $4.6M	0.13% 249.6K shares	Q4 2024 Held for 11 months	$1.3B

Hedge Fund Spotlight

Discover hedge funds investing in QUBT

Voleon Capital Management LP

Hedge Fund • Quant

Portfolio ManagerMichael Kharitonov

Portfolio Value: $4.1B
Positions: 884
Last Reported: Q3 2025

Sector Allocation

Position in Quantum Computing Inc.

Market Value: $5.0M
Shares Held: 270.9K
Portfolio Weight: 0.12%
Owned Since: 2025-Q3

Top Holding	Sector	Market Value	Weight
1 Nvidia NVDA	Semiconductors Technology	$269.2M	6.58%
2 Apple AAPL	Consumer Electronics Technology	$238.2M	5.82%
3 Microsoft MSFT	Software - Infrastructure Technology	$218.3M	5.33%