1,267 hedge funds and large institutions have $77B invested in Aon in 2025 Q1 according to their latest regulatory filings, with 168 funds opening new positions, 470 increasing their positions, 395 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,267
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
43
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$761M
Puts
$436M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
526
$1.79M
527
$1.77M
528
$1.77M
529
$1.74M
530
$1.7M
531
$1.7M
532
$1.69M
533
$1.69M
534
$1.68M
535
$1.68M
536
$1.68M
537
$1.67M
538
$1.64M
539
$1.63M
540
$1.63M
541
$1.62M
542
$1.62M
543
$1.62M
544
$1.62M
545
$1.6M
546
$1.6M
547
$1.59M
548
$1.59M
549
$1.59M
550
$1.59M