1,262 hedge funds and large institutions have $76.2B invested in Aon in 2025 Q1 according to their latest regulatory filings, with 169 funds opening new positions, 467 increasing their positions, 394 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,262
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
451
$2.9M
452
$2.9M
453
$2.87M
454
$2.87M
455
$2.86M
456
$2.86M
457
$2.8M
458
$2.76M
459
$2.74M
460
$2.74M
461
$2.74M
462
$2.73M
463
$2.72M
464
$2.72M
465
$2.72M
466
$2.71M
467
$2.66M
468
$2.64M
469
$2.62M
470
$2.61M
471
$2.61M
472
$2.58M
473
$2.58M
474
$2.58M
475
$2.56M