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
351
$5.65M
352
$5.63M
353
$5.51M
354
$5.51M
355
$5.42M
356
$5.37M
357
$5.35M
358
$5.34M
359
$5.3M
360
$5.03M
361
$5.01M
362
$4.91M
363
$4.9M
364
$4.87M
365
$4.77M
366
$4.72M
367
$4.71M
368
$4.66M
369
$4.64M
370
$4.63M
371
$4.59M
372
$4.58M
373
$4.58M
374
$4.58M
375
$4.57M