1,257 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, 466 increasing their positions, 393 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,257
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
$3.85M
402
$3.85M
403
$3.84M
404
$3.84M
405
$3.82M
406
$3.81M
407
$3.81M
408
$3.75M
409
$3.69M
410
$3.69M
411
$3.66M
412
$3.63M
413
$3.56M
414
$3.55M
415
$3.53M
416
$3.52M
417
$3.52M
418
$3.52M
419
$3.49M
420
$3.46M
421
$3.44M
422
$3.41M
423
$3.37M
424
$3.33M
425
$3.33M