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
351
$5.91M
352
$5.75M
353
$5.69M
354
$5.65M
355
$5.63M
356
$5.51M
357
$5.51M
358
$5.42M
359
$5.37M
360
$5.35M
361
$5.34M
362
$5.3M
363
$5.03M
364
$5.01M
365
$4.94M
366
$4.91M
367
$4.9M
368
$4.87M
369
$4.77M
370
$4.72M
371
$4.71M
372
$4.66M
373
$4.64M
374
$4.63M
375
$4.59M