Campbell & Co Investment Adviser’s Aon AON Stock Holding History

Campbell & Co Investment Adviser’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 Q2	–	Sell	-5,514	Closed	-$2.2M	–	1123
2025 Q1	$2.2M	Sell	5,514 -11,829	-68%	-$4.54M	0.17%	173
2024 Q4	$6.23M	Buy	+17,343	New	+$6.38M	0.48%	21
2021 Q2	–	Sell	-2,386	Closed	-$549K	–	515
2021 Q1	$549K	Buy	+2,386	New	+$525K	0.34%	87
2020 Q3	–	Sell	-4,846	Closed	-$933K	–	376
2020 Q2	$933K	Buy	+4,846	New	+$903K	1.18%	1
2019 Q2	–	Sell	-1,740	Closed	-$297K	–	522
2019 Q1	$297K	Buy	+1,740	New	+$282K	0.15%	277

Other funds holding AON

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

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

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

Morgan Stanley New York $1.66T AUM 25.57% 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

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

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

HIP

HPS Investment Partners New York $1.52B AUM 19.81% 1-Year Est. Return

Berkshire Hathaway Omaha, Nebraska $263B AUM 16.68% 1-Year Est. Return

Campbell & Co Investment Adviser's AON Position: Q2 2025 in Review

Campbell & Co Investment Adviser sold out of Aon (AON) in Q2 2025, closing a stake of 5,514 shares — an estimated $2.2M sold.

Campbell & Co Investment Adviser first reported a position in AON in Q1 2019 and held it in 5 quarters. The position peaked at $6.23M in Q4 2024. 1,226 funds tracked by Wall St. Rank hold AON as of Q2 2025.

Campbell & Co Investment Adviser reported no remaining Aon position as of Q2 2025 after selling out during the quarter.
Campbell & Co Investment Adviser sold 5,514 Aon shares in Q2 2025, an estimated $2.2M.
Campbell & Co Investment Adviser first reported a position in Aon in Q1 2019 and held it in 5 quarters.
Campbell & Co Investment Adviser's Aon position peaked at $6.23M in Q4 2024.
1,226 funds tracked by Wall St. Rank held Aon as of Q2 2025.

Based on Campbell & Co Investment Adviser's 13F filing for Q2 2025, filed 7 Aug 2025.