Warren Buffett Aon plc. - Ordinary Shares - Class A

Current Value of Holding

$0

Shares

0

% of Portfolio

0.00%

Average Buy Price

$222

Avg closing price
Price range
Warren Buffett Portfolio Stock Details (AON)

Berkshire Hathaway's Aon plc. Stake

Warren Buffett started to build up the position in Aon plc. in Q1 2021 and continued to invest until Q2 2021. Since then they sold 4.4M shares. The investor completely sold their stake between Q1 2023 and Q1 2026.

Avg closing price
Price range
Sold -3.6M shares Q1 2026
Avg closing price $331.53
Price range $309.97 - $354.27
Sold 12.1% shares (-497k shares) Q4 2025
Avg closing price $349.20
Price range $326.07 - $366.93
Sold 5.4% shares (-235k shares) Q3 2023
Avg closing price $330.85
Price range $314.14 - $343.21
Sold 1.4% shares (-61k shares) Q1 2023
Avg closing price $309.53
Price range $285.85 - $325.99
Increased shares by 7.3% (+300k shares) Q2 2021
Avg closing price $244.39
Price range $229.52 - $258.52
New holding (+4.1M shares) Q1 2021
Avg closing price $220.13
Price range $202.13 - $233.70
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