IonQ
IONQ
610 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.
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: 484 → 610 (+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
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
+$285M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
+$216M |
| 3 |
BlackRock
New York
|
+$199M |
| 4 |
Renaissance Technologies
New York
|
+$192M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$83.3M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CCM
Cerberus Capital Management
New York
|
-$108M |
| 2 |
TI
Tidal Investments
Milwaukee,
Wisconsin
|
-$37.4M |
| 3 |
ACI
Amazon.com Inc
Seattle,
Washington
|
-$36.7M |
| 4 |
Amundi
Paris,
France
|
-$16.3M |
| 5 |
UBS AM
Chicago,
Illinois
|
-$16.2M |
IONQ Hedge Fund Activity: Q3 2025 in Review
610 of the 7,640 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.
- 610 institutional investors held IonQ (IONQ) as of Q3 2025, up from 484 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.