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
351
$5.75M
352
$5.69M
353
$5.65M
354
$5.63M
355
$5.51M
356
$5.51M
357
$5.42M
358
$5.37M
359
$5.35M
360
$5.34M
361
$5.3M
362
$5.03M
363
$5.01M
364
$4.91M
365
$4.9M
366
$4.87M
367
$4.77M
368
$4.72M
369
$4.71M
370
$4.66M
371
$4.64M
372
$4.63M
373
$4.59M
374
$4.58M
375
$4.58M