Picton Mahoney Asset Management’s Aon AON Stock Holding History

Picton Mahoney Asset 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 Q1	$20.3M	Buy	63,005 +6,881	+12%	+$2.29M	0.15%	118
2025 Q4	$19.8M	Buy	56,124 +535	+1%	+$187K	0.15%	119
2025 Q3	$19.8M	Buy	55,589 +2,776	+5%	+$1M	0.18%	106
2025 Q2	$18.8M	Buy	52,813 +1,773	+3%	+$642K	0.19%	108
2025 Q1	$20.4M	Sell	51,040 -5,627	-10%	-$2.16M	0.35%	50
2024 Q4	$20.4M	Buy	56,667 +8,290	+17%	+$3.05M	0.42%	52
2024 Q3	$16.7M	Buy	+48,377	New	+$15.8M	0.55%	53
2020 Q4	–	Sell	-51,282	Closed	-$10.6M	–	347
2020 Q3	$10.6M	Sell	51,282 -13,842	-21%	-$2.76M	0.59%	54
2020 Q2	$12.5M	Sell	65,124 -8,081	-11%	-$1.51M	0.72%	39
2020 Q1	$12.1M	Buy	+73,205	New	+$15M	0.68%	33
2014 Q4	–	Sell	-96,900	Closed	-$8.49K	–	335
2014 Q3	$8.49K	Buy	96,900 +5,300	+6%	+$463K	0.46%	82
2014 Q2	$8.25K	Buy	91,600 +300	+0.3%	+$26K	0.48%	72
2014 Q1	$7.69M	Buy	91,300 +2,700	+3%	+$225K	0.44%	82
2013 Q4	$7.43M	Buy	+88,600	New	+$7.02M	0.43%	82

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 $315B AUM 27.84% 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

Picton Mahoney Asset Management's AON Position: Q1 2026 in Review

Picton Mahoney Asset Management increased its Aon (AON) stake by 12% in Q1 2026, buying an estimated $2.29M and bringing the position to 63,005 shares worth $20.3M. The position accounts for 0.15% of the portfolio, ranked #118.

Picton Mahoney Asset Management first reported a position in AON in Q4 2013 and has held it in 14 quarters since. The position peaked at $20.4M in Q1 2025. 1,253 funds tracked by Wall St. Rank hold AON as of Q1 2026.

Picton Mahoney Asset Management held 63,005 shares of Aon worth $20.3M as of Q1 2026.
Picton Mahoney Asset Management bought 6,881 Aon shares in Q1 2026, an estimated $2.29M.
Aon made up 0.15% of Picton Mahoney Asset Management's portfolio in Q1 2026, its #118 holding.
Picton Mahoney Asset Management first reported a position in Aon in Q4 2013 and has held it in 14 quarters since.
Picton Mahoney Asset Management's Aon position peaked at $20.4M in Q1 2025.
1,253 funds tracked by Wall St. Rank held Aon as of Q1 2026.

Based on Picton Mahoney Asset Management's 13F filing for Q1 2026, filed 13 May 2026.