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Cboe Global Markets
CBOE
CBOE
979 hedge funds and large institutions have $25.6B invested in Cboe Global Markets in 2026 Q1 according to their latest regulatory filings, with 139 funds opening new positions, 378 increasing their positions, 313 reducing their positions, and 74 closing their positions.
New
Increased
Maintained
Reduced
Closed
98% more call options, than puts
Call options by funds: $305M | Put options by funds: $154M
88% more first-time investments, than exits
New positions opened: 139 | Existing positions closed: 74
40% more funds holding in top 10
Funds holding in top 10: 10 → 14 (+4)
21% more repeat investments, than reductions
Existing positions increased: 378 | Existing positions reduced: 313
12% more capital invested
Capital invested by funds: $22.8B → $25.6B (+$2.78B)
5% more funds holding
Funds holding: 932 → 979 (+47)
0.55% more ownership
Funds ownership: 86.92% → 87.47% (+0.55%)
Holders
979
Holders Change
+47
Holders Change %
+5.04%
% of All Funds
12.06%
Holding in Top 10
14
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+40%
% of All Funds
0.17%
New
139
Increased
378
Reduced
313
Closed
74
Calls
$305M
Puts
$154M
Net Calls
+$151M
Net Calls Change
+$58.7M
Top Buyers
| 1 |
Viking Global Investors
Stamford,
Connecticut
|
+$192M |
| 2 |
Morgan Stanley
New York
|
+$184M |
| 3 |
BlackRock
New York
|
+$171M |
| 4 |
Allianz Asset Management
Munich,
Germany
|
+$152M |
| 5 |
Invesco
Atlanta,
Georgia
|
+$123M |
Top Sellers
| 1 |
AllianceBernstein
Nashville,
Tennessee
|
-$419M |
| 2 |
Marshall Wace
London,
United Kingdom
|
-$143M |
| 3 |
Balyasny Asset Management
Chicago,
Illinois
|
-$129M |
| 4 |
Citadel Advisors
Miami,
Florida
|
-$90.2M |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$75.4M |