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779 hedge funds and large institutions have $10.4B invested in IonQ in 2026 Q2 according to their latest regulatory filings, with 234 funds opening new positions, 301 increasing their positions, 154 reducing their positions, and 76 closing their positions.

New
Increased
Maintained
Reduced
Closed

208% more first-time investments, than exits

New positions opened: 234 | Existing positions closed: 76

95% more repeat investments, than reductions

Existing positions increased: 301 | Existing positions reduced: 154

80% more capital invested

Capital invested by funds: $5.79B → $10.4B (+$4.61B)

24% more funds holding

Funds holding: 630779 (+149)

5% more call options, than puts

Call options by funds: $1.43B | Put options by funds: $1.36B

2.35% less ownership

Funds ownership: 54.73%52.38% (-2.3%)

29% less funds holding in top 10

Funds holding in top 10: 75 (-2)

Holders
779
Holders Change
+149
Holders Change %
+23.65%
% of All Funds
9.41%
Holding in Top 10
5
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-28.57%
% of All Funds
0.06%
New
234
Increased
301
Reduced
154
Closed
76
Calls
$1.43B
Puts
$1.36B
Net Calls
+$70.5M
Net Calls Change
+$106M
Name Holding Trade Value Shares
Change
Change in
Stake
National Bank of Canada
26
National Bank of Canada
Quebec, Canada
$63.3M -$7.37M -145,477 -11%
PCM
27
Penserra Capital Management
California
$62.7M +$18.3M +360,451 +44%
DE
28
Defiance ETFs
New York
$61.6M -$431M -8,504,639 -88%
VOYA Investment Management
29
VOYA Investment Management
Georgia
$58M +$10.3M +202,264 +23%
Amundi
30
Amundi
France
$57M +$7.28M +143,714 +16%
CF
31
Cantor Fitzgerald
New York
$56.9M -$432K -8,518 -0.8%
Squarepoint
32
Squarepoint
New York
$56.9M +$38.2M +753,294 +240%
Susquehanna International Group
33
Susquehanna International Group
Pennsylvania
$56M -$1.21M -23,791 -2%
Dimensional Fund Advisors
34
Dimensional Fund Advisors
Texas
$55.3M +$5.42M +106,935 +11%
Daiwa Securities Group
35
Daiwa Securities Group
Japan
$51.8M +$48M +947,633 +3,673%
LPU
36
Lansdowne Partners (UK)
United Kingdom
$51.5M +$8.66M +170,848 +21%
Swiss National Bank
37
Swiss National Bank
Switzerland
$50.9M +$4.56M +89,900 +10%
LPL Financial
38
LPL Financial
California
$48.3M +$12.7M +250,234 +38%
Nuveen
39
Nuveen
North Carolina
$45.8M -$21.6M -426,227 -33%
WorldQuant Millennium Advisors
40
WorldQuant Millennium Advisors
New York
$44.6M +$42.4M +836,927 New
Bank of Montreal
41
Bank of Montreal
Ontario, Canada
$44.2M -$10.5M -206,613 -20%
Two Sigma Investments
42
Two Sigma Investments
New York
$42.9M -$78M -1,538,304 -66%
US
43
UNICOM Systems
Nevada
$41M
Chevy Chase Trust
44
Chevy Chase Trust
Maryland
$37.7M -$1.22M -24,166 -3%
Tudor Investment Corp
45
Tudor Investment Corp
Connecticut
$37.5M +$28.8M +567,372 +417%
FCM
46
Frontier Capital Management
Massachusetts
$35.5M +$33.2M +655,774 +6,169%
Fidelity Investments
47
Fidelity Investments
Massachusetts
$35.2M -$52.5M -1,035,059 -61%
Sumitomo Mitsui Trust Group
48
Sumitomo Mitsui Trust Group
Japan
$33.9M +$3.49M +68,787 +12%
Victory Capital Management
49
Victory Capital Management
Texas
$33.6M -$871K -17,178 -3%
Nomura Holdings
50
Nomura Holdings
Japan
$33.6M +$1.51M +29,702 +5%

IONQ Hedge Fund Activity: Q2 2026 in Review

779 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in IonQ (IONQ) for Q2 2026, worth a combined $10.4B — up 80% from $5.79B a quarter earlier.

Buyers outnumbered sellers: 234 funds opened new IONQ positions and 76 closed out — a net gain of 158 holders — while 301 added to existing stakes and 154 trimmed.

The largest buyer was Morgan Stanley, adding an estimated $259M. The largest seller was BlackRock, cutting an estimated $455M.

  • 779 institutional investors held IonQ (IONQ) as of Q2 2026, up from 630 in Q1 2026.
  • Funds reported $10.4B of IonQ stock for Q2 2026, up 80% quarter-over-quarter.
  • 234 funds opened new IonQ positions in Q2 2026 and 76 closed out, a net change of +158 holders.
  • The largest IonQ buyer in Q2 2026 was Morgan Stanley, an estimated $259M added.
  • The largest IonQ seller in Q2 2026 was BlackRock, an estimated $455M sold.

Based on aggregated 13F filings for Q2 2026.