Cboe Global Markets
CBOE
887 hedge funds and large institutions have $22.4B invested in Cboe Global Markets in 2025 Q3 according to their latest regulatory filings, with 106 funds opening new positions, 326 increasing their positions, 309 reducing their positions, and 48 closing their positions.
121% more first-time investments, than exits
New positions opened: 106 | Existing positions closed: 48
29% more funds holding in top 10
Funds holding in top 10: 7 → 9 (+2)
24% more call options, than puts
Call options by funds: $277M | Put options by funds: $223M
5% more funds holding
Funds holding: 841 → 887 (+46)
6% more repeat investments, than reductions
Existing positions increased: 326 | Existing positions reduced: 309
0.8% less ownership
Funds ownership: 88.28% → 87.48% (-0.8%)
9% less capital inflows, than outflows
Capital inflows: $2.11B | Capital outflows: $2.32B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$439M |
| 2 |
First Trust Advisors
Wheaton,
Illinois
|
+$238M |
| 3 |
Balyasny Asset Management
Chicago,
Illinois
|
+$168M |
| 4 |
Marshall Wace
London,
United Kingdom
|
+$105M |
| 5 |
Morgan Stanley
New York
|
+$100M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AllianceBernstein
Nashville,
Tennessee
|
-$739M |
| 2 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
-$171M |
| 3 |
Two Sigma Advisers
New York
|
-$113M |
| 4 |
Man Group
London,
United Kingdom
|
-$92.3M |
| 5 |
Panagora Asset Management
Boston,
Massachusetts
|
-$76M |
CBOE Hedge Fund Activity: Q3 2025 in Review
887 of the 7,660 institutional investors tracked by Wall St. Rank reported a position in Cboe Global Markets (CBOE) for Q3 2025, worth a combined $22.4B — up 3.9% from $21.5B a quarter earlier.
Buyers outnumbered sellers: 106 funds opened new CBOE positions and 48 closed out — a net gain of 58 holders — while 326 added to existing stakes and 309 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $439M. The largest seller was AllianceBernstein, cutting an estimated $739M.
- 887 institutional investors held Cboe Global Markets (CBOE) as of Q3 2025, up from 841 in Q2 2025.
- Funds reported $22.4B of Cboe Global Markets stock for Q3 2025, up 3.9% quarter-over-quarter.
- 106 funds opened new Cboe Global Markets positions in Q3 2025 and 48 closed out, a net change of +58 holders.
- The largest Cboe Global Markets buyer in Q3 2025 was Fidelity Investments, an estimated $439M added.
- The largest Cboe Global Markets seller in Q3 2025 was AllianceBernstein, an estimated $739M sold.
Based on aggregated 13F filings for Q3 2025.