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
401
$3.96M
402
$3.96M
403
$3.89M
404
$3.88M
405
$3.85M
406
$3.85M
407
$3.84M
408
$3.84M
409
$3.82M
410
$3.81M
411
$3.81M
412
$3.75M
413
$3.69M
414
$3.69M
415
$3.66M
416
$3.63M
417
$3.56M
418
$3.55M
419
$3.53M
420
$3.52M
421
$3.52M
422
$3.52M
423
$3.49M
424
$3.46M
425
$3.44M