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
1251
$799
1252
$799
1253
$798
1254
$798
1255
$798
1256
$798
1257
$798
1258
$722
1259
$455
1260
$400
1261
$400
1262
$400
1263
$399
1264
$399
1265
$399
1266
$399
1267
$327
1268
1269
1270
1271
1272
1273
1274
1275