Citigroup’s Aon AON Stock Holding History

Citigroup’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
2021 Q2	–	Sell	-200,000	Closed	-$46M	–	6109
2021 Q1	$46M	Buy	200,000 +199,000	+19,900%	+$43.8M	0.03%	524
2020 Q4	$211K	Sell	1,000 -1,100	-52%	-$225K	﹤0.01%	4946
2020 Q3	$433K	Buy	2,100 +500	+31%	+$99.9K	﹤0.01%	3975
2020 Q2	$308K	Buy	1,600 +300	+23%	+$55.9K	﹤0.01%	4679
2020 Q1	$220K	Buy	+1,300	New	+$266K	﹤0.01%	4644
2019 Q4	–	Sell	-300	Closed	-$58K	–	7653
2019 Q3	$58K	Sell	300 -62,600	-100%	-$12.1M	﹤0.01%	6033
2019 Q2	$12.1M	Sell	62,900 -100	-0.2%	-$18.1K	0.01%	1257
2019 Q1	$10.8M	Sell	63,000 -36,000	-36%	-$5.84M	0.01%	1220
2018 Q4	$14.4M	Buy	99,000 +63,000	+175%	+$9.78M	0.01%	1010
2018 Q3	$5.54M	Buy	36,000 +34,000	+1,700%	+$4.97M	﹤0.01%	1763
2018 Q2	$274K	Buy	2,000 +300	+18%	+$42.3K	﹤0.01%	4733
2018 Q1	$239K	Buy	+1,700	New	+$238K	﹤0.01%	4786
2013 Q3	–	Sell	-1,000	Closed	-$64K	–	6788
2013 Q2	$64K	Buy	+1,000	New	+$63.4K	﹤0.01%	5198

Other funds holding AON

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

Dodge & Cox San Francisco, California $182B AUM 14.68% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Citigroup's AON Position: Q1 2026 in Review

Citigroup increased its Aon (AON) stake by 13% in Q1 2026, buying an estimated $9.31M and bringing the position to 250,447 shares worth $80.8M. The position accounts for 0.03% of the portfolio, ranked #471.

Citigroup first reported a position in AON in Q2 2013 and has held it in 52 quarters since. The position peaked at $174M in Q3 2021. 1,253 funds tracked by Wall St. Rank hold AON as of Q1 2026.

Citigroup held 250,447 shares of Aon worth $80.8M as of Q1 2026.
Citigroup bought 28,022 Aon shares in Q1 2026, an estimated $9.31M.
Aon made up 0.03% of Citigroup's portfolio in Q1 2026, its #471 holding.
Citigroup first reported a position in Aon in Q2 2013 and has held it in 52 quarters since.
Citigroup's Aon position peaked at $174M in Q3 2021.
1,253 funds tracked by Wall St. Rank held Aon as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.