IonQ Ownership | Who Owns IonQ?


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IonQ Ownership Summary


IonQ is owned by 38.42% institutional investors, 9.25% insiders, and 52.34% retail investors. Vanguard group is the largest institutional shareholder, holding 9.97% of IONQ shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.47% of its assets in IonQ shares.

IONQ Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockIonQ38.42%9.25%52.34%
SectorTechnology Stocks 44.47%12.07%43.46%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Vanguard group21.37M9.97%$892.80M
Blackrock funding, inc. /de16.01M7.47%$668.55M
Blackrock14.16M6.80%$99.55M
Geode capital management4.47M2.08%$186.59M
State street4.19M2.01%$29.42M
Sg americas securities2.65M1.28%$18.66M
Ubs group2.47M1.15%$103.28M
Jpmorgan chase2.47M1.15%$103.10M
Morgan stanley2.30M1.10%$16.17M
Goldman sachs group1.90M0.89%$79.35M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Acme407.50K52.11%$17.02M
Hamilton lane advisors497.69K20.14%$20.79M
Orion investment238.26K3.97%$9.95M
Invus financial advisors500.00K3.94%$3.52M
Lansdowne partners (uk) llp1.00M3.04%$41.83M
Gagnon advisors105.59K2.82%$4.41M
Evr research lp110.00K1.54%$4.59M
Rakuten securities90.05K1.48%$3.76M
Eam investors143.61K0.85%$6.00M
Carnegie capital asset management514.70K0.62%$21.50M

Top Buyers

HolderShares% AssetsChange
Ubs group2.47M0.02%2.34M
Jpmorgan chase2.47M0.01%2.29M
Blackrock14.16M0.00%1.78M
Goldman sachs group1.90M0.01%1.06M
Blackrock funding, inc. /de16.01M0.01%1.05M

Top Sellers

HolderShares% AssetsChange
Healthcare of ontario pension plan trust fund---4.44M
Acme407.50K52.11%-1.95M
Amazon com---1.93M
Softbank group---1.59M
Teramo advisors---1.10M

New Positions

HolderShares% AssetsChangeValue
Chevy chase trust767.53K0.10%767.53K$32.06M
Ameriprise financial706.70K0.01%706.70K$29.52M
Arrowstreet capital, limited partnership706.56K0.02%706.56K$29.51M
Two sigma investments, lp476.02K0.04%476.02K$19.88M
Connor, clark & lunn investment management460.68K0.09%460.68K$19.24M

Sold Out

HolderChange
Gps wealth strategies group-11.00
Capital performance advisors llp-31.00
Northwestern mutual wealth management-34.00
Vitalstone financial-70.00
Morse asset management-100.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Dec 31, 202438542.59%82,332,9923.11%382.77%25985.00%6841.67%
Sep 30, 202426714.59%79,838,9027.28%373.01%13921.93%462.22%
Jun 30, 2024230-0.86%74,389,426-7.44%352.33%1147.55%43-12.24%
Mar 31, 2024232-6.83%80,367,743-6.70%392.18%106-12.40%49-9.26%
Dec 31, 20232496.41%86,137,11214.77%423.05%121-0.82%54-6.90%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Vanguard Total Stock Mkt Idx Inv5.51M2.47%3.10K
iShares Russell 2000 ETF5.35M2.24%-46.37K
Vanguard Small Cap Index4.42M1.98%3.62K
Vanguard Information Technology ETF3.40M1.53%-258.23K
Vanguard Institutional Extnd Mkt Idx Tr2.99M1.34%9.37K
Vanguard Small Cap Growth Index Inv2.48M1.11%-14.36K
Fidelity Small Cap Index1.98M0.83%-37.16K
iShares Russell 2000 Growth ETF1.80M0.75%-8.55K
Leverage Shares 3x Long IONQ ETP Scs1.50M0.69%-423.55K
State St Russell Sm/Mid Cp® Indx NL Cl C1.22M0.55%-

Recent Insider Transactions


DateNameRoleActivityValue
Mar 11, 2025Alameddine Rima Chief Revenue OfficerSell$372.26K
Mar 11, 2025Chapman Peter Hume Executive ChairSell$224.12K
Mar 11, 2025Kramer Thomas G. Chief Financial OfficerSell$217.49K
Mar 12, 2025Scannell William F-Buy$2.03M
Mar 11, 2025Chapman Peter Hume Executive ChairSell$37.45M

Insider Transactions Trends


DateBuySell
2025 Q115
2024 Q4-10
2024 Q3-6
2024 Q216
2024 Q114

IONQ Ownership FAQ


Who owns the most shares of IonQ?

IonQ’s largest shareholders are Vanguard group (21.37M shares, 9.97%), Blackrock funding, inc. /de (16.01M shares, 7.47%), and Blackrock (14.16M shares, 6.80%). Together, they hold 24.25% of IonQ’s total shares outstanding.

Does Blackrock own IonQ?

Yes, BlackRock owns 6.80% of IonQ, totaling 14.16M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 99.55M$. In the last quarter, BlackRock increased its holdings by 1.78M shares, a 14.39% change.

Who is IonQ’s biggest shareholder by percentage of total assets invested?

Acme is IonQ’s biggest shareholder by percentage of total assets invested, with 52.11% of its assets in 407.5K IonQ shares, valued at 17.02M$.

Who is the top mutual fund holder of IonQ shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of IonQ shares, with 2.47% of its total shares outstanding invested in 5.51M IonQ shares.

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