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IonQ
IONQ

608 hedge funds and large institutions have $10.3B invested in IonQ in 2025 Q3 according to their latest regulatory filings, with 174 funds opening new positions, 288 increasing their positions, 87 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed

324% more first-time investments, than exits

New positions opened: 174 | Existing positions closed: 41

231% more repeat investments, than reductions

Existing positions increased: 288 | Existing positions reduced: 87

81% more capital invested

Capital invested by funds: $5.7B → $10.3B (+$4.64B)

26% more funds holding

Funds holding: 482 → 608 (+126)

6.25% more ownership

Funds ownership: 50.69% → 56.94% (+6.2%)

0% more funds holding in top 10

Funds holding in top 10: 9 → 9 (0)

20% less call options, than puts

Call options by funds: $1.25B | Put options by funds: $1.56B

Holders
608
Holders Change
+126
Holders Change %
+26.14%
% of All Funds
7.98%
Holding in Top 10
9
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.12%
New
174
Increased
288
Reduced
87
Closed
41
Calls
$1.25B
Puts
$1.56B
Net Calls
-$313M
Net Calls Change
-$573M

Top Buyers

1
Morgan Stanley
Morgan Stanley
New York
+$285M
2
Vanguard Group
Vanguard Group
Pennsylvania
+$216M
3
BlackRock
BlackRock
New York
+$199M
4
Renaissance Technologies
Renaissance Technologies
New York
+$192M
5
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$83.3M

Top Sellers

1
CCM
Cerberus Capital Management
New York
-$108M
2
TI
Tidal Investments
Wisconsin
-$37.4M
3
ACI
Amazon.com Inc
Washington
-$36.7M
4
Amundi
Amundi
France
-$16.3M
5
UBS AM
UBS AM
Illinois
-$16.2M
Name Holding Trade Value Shares
Change 		Change in
Stake
Commonwealth Equity Services
126
Commonwealth Equity Services
Massachusetts
$4.53M -$2.34M -49,860 -40%
ZIM
127
Zacks Investment Management
Illinois
$4.48M +$74.5K +1,584 +2%
FPL
128
Fortress Private Ledger
North Carolina
$4.32M +$34.4K +732 +1%
HighTower Advisors
129
HighTower Advisors
Illinois
$4.32M +$681K +14,477 +26%
Mariner
130
Mariner
Kansas
$4.29M +$264K +5,624 +9%
KCM
131
Kornitzer Capital Management
Kansas
$4.21M +$3.22M +68,535 New
Zurich Cantonal Bank
132
Zurich Cantonal Bank
Switzerland
$4.21M +$325K +6,909 +11%
State Board of Administration of Florida Retirement System
133
State Board of Administration of Florida Retirement System
Florida
$3.86M +$445K +9,470 +18%
Wealth Enhancement Advisory Services
134
Wealth Enhancement Advisory Services
Minnesota
$3.77M +$809K +17,215 +57%
Handelsbanken Fonder
135
Handelsbanken Fonder
Sweden
$3.75M +$221K +4,700 +8%
AA
136
Aire Advisors
California
$3.69M +$1.32K +28 +0%
Jones Financial Companies
137
Jones Financial Companies
Missouri
$3.66M +$1.07M +22,686 +72%
BEI
138
Benjamin Edwards Inc
Missouri
$3.6M +$913K +19,422 +50%
PAG
139
Private Advisor Group
New Jersey
$3.6M +$763K +16,220 +38%
AQR Capital Management
140
AQR Capital Management
Connecticut
$3.48M +$385K +8,194 +17%
Calamos Advisors
141
Calamos Advisors
Illinois
$3.41M +$2.1M +44,758 +420%
RS
142
Rakuten Securities
Japan
$3.41M -$2.89M -61,460 -53%
EP
143
Edgestream Partners
New Jersey
$3.4M +$1.07M +22,726 +70%
KK
144
KLP Kapitalforvaltning
Norway
$3.36M +$362K +7,700 +16%
Prudential Financial
145
Prudential Financial
New Jersey
$3.35M +$1.12M +23,805 +78%
CAPTRUST Financial Advisors
146
CAPTRUST Financial Advisors
North Carolina
$3.32M +$187K +3,980 +8%
Wolverine Trading
147
Wolverine Trading
Illinois
$3.1M -$2.92M -62,188 -56%
AAA
148
American Alpha Advisors
New York
$3.08M +$1.88M +40,000 +400%
CG
149
Caprock Group
Idaho
$3.06M +$3.37M +71,683 New
SA
150
Strategic Advocates
Utah
$3.06M +$66.3K +1,409 +3%
4 5
6
7 8

IONQ Hedge Fund Activity: Q3 2025 in Review

608 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in IonQ (IONQ) for Q3 2025, worth a combined $10.3B — up 81% from $5.7B a quarter earlier.

Buyers outnumbered sellers: 174 funds opened new IONQ positions and 41 closed out — a net gain of 133 holders — while 288 added to existing stakes and 87 trimmed.

The largest buyer was Morgan Stanley, adding an estimated $285M. The largest seller was Cerberus Capital Management, cutting an estimated $108M.

  • 608 institutional investors held IonQ (IONQ) as of Q3 2025, up from 482 in Q2 2025.
  • Funds reported $10.3B of IonQ stock for Q3 2025, up 81% quarter-over-quarter.
  • 174 funds opened new IonQ positions in Q3 2025 and 41 closed out, a net change of +133 holders.
  • The largest IonQ buyer in Q3 2025 was Morgan Stanley, an estimated $285M added.
  • The largest IonQ seller in Q3 2025 was Cerberus Capital Management, an estimated $108M sold.

Based on aggregated 13F filings for Q3 2025.