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
326
$7.4M
327
$7.34M
328
$7.28M
329
$7.28M
330
$7.17M
331
$7.08M
332
$7.08M
333
$7.07M
334
$7.04M
335
$6.93M
336
$6.91M
337
$6.78M
338
$6.72M
339
$6.72M
340
$6.7M
341
$6.67M
342
$6.39M
343
$6.38M
344
$6.32M
345
$6.2M
346
$6.07M
347
$6.05M
348
$6.03M
349
$5.92M
350
$5.91M