Atom Investors’s Aon AON Stock Holding History

Atom Investors’s Portfolio AON Stock Details AON Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-2,104	Closed	-$750K	–	576
2025 Q3	$750K	Buy	+2,104	New	+$761K	0.06%	294
2024 Q4	–	Sell	-1,046	Closed	-$362K	–	493
2024 Q3	$362K	Buy	+1,046	New	+$342K	0.04%	355

Other funds holding AON

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Dodge & Cox San Francisco, California $191B AUM 17.5% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Berkshire Hathaway Omaha, Nebraska $299B AUM 27.55% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Atom Investors's AON Position: Q4 2025 in Review

Atom Investors sold out of Aon (AON) in Q4 2025, closing a stake of 2,104 shares — an estimated $750K sold.

Atom Investors first reported a position in AON in Q3 2024 and held it in 2 quarters. The position peaked at $750K in Q3 2025. 1,282 funds tracked by Wall St. Rank hold AON as of Q4 2025.

Atom Investors reported no remaining Aon position as of Q4 2025 after selling out during the quarter.
Atom Investors sold 2,104 Aon shares in Q4 2025, an estimated $750K.
Atom Investors first reported a position in Aon in Q3 2024 and held it in 2 quarters.
Atom Investors's Aon position peaked at $750K in Q3 2025.
1,282 funds tracked by Wall St. Rank held Aon as of Q4 2025.

Based on Atom Investors's 13F filing for Q4 2025, filed 17 Feb 2026.