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
401
$3.89M
402
$3.88M
403
$3.85M
404
$3.85M
405
$3.84M
406
$3.84M
407
$3.82M
408
$3.81M
409
$3.81M
410
$3.75M
411
$3.69M
412
$3.69M
413
$3.66M
414
$3.63M
415
$3.56M
416
$3.55M
417
$3.53M
418
$3.52M
419
$3.52M
420
$3.52M
421
$3.49M
422
$3.46M
423
$3.44M
424
$3.41M
425
$3.37M