John Overdeck’s Aon AON Stock Holding History

John Overdeck’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
2022 Q1	–	Sell	-1,000	Closed	-$301K	–	2661
2021 Q4	$301K	Buy	+1,000	New	+$300K	﹤0.01%	3648
2021 Q2	–	Sell	-4,900	Closed	-$1.13M	–	4008
2021 Q1	$1.13M	Sell	4,900 -4,900	-50%	-$1.08M	﹤0.01%	2202
2020 Q4	$2.07M	Buy	+9,800	New	+$2M	0.01%	1472
2020 Q3	–	Sell	-1,200	Closed	-$231K	–	3054
2020 Q2	$231K	Sell	1,200 -800	-40%	-$149K	﹤0.01%	2548
2020 Q1	$330K	Sell	2,000 -1,600	-44%	-$328K	﹤0.01%	2222
2019 Q4	$750K	Sell	3,600 -1,800	-33%	-$356K	﹤0.01%	2459
2019 Q3	$1.04M	Buy	+5,400	New	+$1.04M	﹤0.01%	1956
2019 Q1	–	Sell	-5,900	Closed	-$858K	–	2997
2018 Q4	$858K	Sell	5,900 -2,700	-31%	-$419K	﹤0.01%	1751
2018 Q3	$1.32M	Sell	8,600 -6,200	-42%	-$907K	﹤0.01%	1781
2018 Q2	$2.03M	Buy	+14,800	New	+$2.09M	0.01%	1605

Other funds holding AON

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 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

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

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

John Overdeck's AON Position: Q2 2026 in Review

John Overdeck reduced its Aon (AON) stake by 68% in Q2 2026, selling an estimated $4.27M and leaving 6,297 shares worth $2.09M. The position accounts for ﹤0.01% of the portfolio, ranked #2960.

John Overdeck first reported a position in AON in Q3 2013 and has held it in 35 quarters since. The position peaked at $243M in Q1 2021. 1,256 funds tracked by Wall St. Rank hold AON as of Q2 2026.

John Overdeck held 6,297 shares of Aon worth $2.09M as of Q2 2026.
John Overdeck sold 13,240 Aon shares in Q2 2026, an estimated $4.27M.
Aon made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #2960 holding.
John Overdeck first reported a position in Aon in Q3 2013 and has held it in 35 quarters since.
John Overdeck's Aon position peaked at $243M in Q1 2021.
1,256 funds tracked by Wall St. Rank held Aon as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.