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
326
$7.5M
327
$7.4M
328
$7.34M
329
$7.28M
330
$7.28M
331
$7.17M
332
$7.08M
333
$7.08M
334
$7.07M
335
$7.04M
336
$6.93M
337
$6.91M
338
$6.78M
339
$6.72M
340
$6.72M
341
$6.7M
342
$6.67M
343
$6.39M
344
$6.38M
345
$6.32M
346
$6.2M
347
$6.07M
348
$6.05M
349
$6.03M
350
$5.92M