1,263 hedge funds and large institutions have $76.2B invested in Aon in 2025 Q1 according to their latest regulatory filings, with 168 funds opening new positions, 468 increasing their positions, 394 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,263
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
326
$7.34M
327
$7.28M
328
$7.28M
329
$7.17M
330
$7.08M
331
$7.08M
332
$7.07M
333
$7.04M
334
$6.93M
335
$6.91M
336
$6.78M
337
$6.72M
338
$6.72M
339
$6.7M
340
$6.67M
341
$6.39M
342
$6.38M
343
$6.32M
344
$6.2M
345
$6.07M
346
$6.05M
347
$6.03M
348
$5.92M
349
$5.91M
350
$5.75M