Bayesian Capital Management’s Aon AON Stock Holding History

Bayesian Capital Management’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
2026 Q2	$832K	Buy	+2,508	New	+$809K	0.53%	58
2025 Q4	–	Sell	-5,093	Closed	-$1.82M	–	135
2025 Q3	$1.82M	Buy	5,093 +2,900	+132%	+$1.05M	0.37%	78
2025 Q2	$782K	Buy	+2,193	New	+$795K	0.12%	214
2020 Q2	–	Sell	-2,500	Closed	-$413K	–	520
2020 Q1	$413K	Buy	+2,500	New	+$512K	0.09%	349
2019 Q2	–	Sell	-2,715	Closed	-$463K	–	501
2019 Q1	$463K	Buy	+2,715	New	+$440K	0.09%	304
2018 Q2	–	Sell	-5,000	Closed	-$702K	–	586
2018 Q1	$702K	Buy	+5,000	New	+$700K	0.18%	183
2017 Q3	–	Sell	-2,300	Closed	-$306K	–	465
2017 Q2	$306K	Buy	+2,300	New	+$291K	0.11%	284
2017 Q1	–	Sell	-11,500	Closed	-$1.28M	–	402
2016 Q4	$1.28M	Buy	+11,500	New	+$1.28M	0.32%	86

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

Bayesian Capital Management's AON Position: Q2 2026 in Review

Bayesian Capital Management opened a new position in Aon (AON) in Q2 2026: 2,508 shares worth $832K. The stake represents 0.53% of the portfolio and ranks #58 among its holdings. This is a return to the name: Bayesian Capital Management previously reported a position in AON as recently as Q3 2025.

Bayesian Capital Management first reported a position in AON in Q4 2016 and has held it in 8 quarters since. The position peaked at $1.82M in Q3 2025. 1,261 funds tracked by Wall St. Rank hold AON as of Q2 2026.

Bayesian Capital Management held 2,508 shares of Aon worth $832K as of Q2 2026.
Aon was a new Bayesian Capital Management position in Q2 2026.
Aon made up 0.53% of Bayesian Capital Management's portfolio in Q2 2026, its #58 holding.
Bayesian Capital Management first reported a position in Aon in Q4 2016 and has held it in 8 quarters since.
Bayesian Capital Management's Aon position peaked at $1.82M in Q3 2025.
1,261 funds tracked by Wall St. Rank held Aon as of Q2 2026.

Based on Bayesian Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.