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
326
$7.34M
327
$7.28M
328
$7.28M
329
$7.08M
330
$7.08M
331
$7.07M
332
$7.04M
333
$6.93M
334
$6.91M
335
$6.78M
336
$6.72M
337
$6.72M
338
$6.7M
339
$6.67M
340
$6.39M
341
$6.38M
342
$6.32M
343
$6.2M
344
$6.07M
345
$6.05M
346
$6.03M
347
$5.92M
348
$5.91M
349
$5.75M
350
$5.69M