InsiderTrades

Form 4 for AON Aon plc

Accepted 2026-02-19 00:00:00 ET · period of report 2026-02-17 · accession 0001193125-26-059645 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-02-19 2026-02-17 AON Case Gregory C Pres, CEO, Dir G - Gift $0.00 -6,428 933.7K -0.7% $0
D 2026-02-19 2026-02-17 AON Case Gregory C Pres, CEO, Dir M - OptEx — +2,357 941.1K +0.3% —
DMI 2026-02-19 2026-02-17 AON Case Gregory C Pres, CEO, Dir G - Gift $0.00 +6,428 132.2K +5% $0
D 2026-02-19 2026-02-17 AON Case Gregory C Pres, CEO, Dir F - Tax $325.96 -1,002 940.1K -0.1% -$326.5K
D 2026-02-19 2026-02-17 AON Case Gregory C Pres, CEO, Dir M - OptEx $0.00 -2,357 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Class A Ordinary Stock 2026-02-17 G D 3,214 $0.00 936,922.90 D — —
2 Common Class A Ordinary Stock 2026-02-17 M A 2,357 — 941,138.59 D By Trust — — (F1) Class A Ordinary Shares acquired upon the vesting of a restricted share unit award.
3 Common Class A Ordinary Stock 2026-02-17 G A 3,214 $0.00 132,243 I — —
4 Common Class A Ordinary Stock 2026-02-17 G A 3,214 $0.00 132,243 I — —
5 Common Class A Ordinary Stock 2026-02-17 G D 3,214 $0.00 933,708.90 D — —
6 Common Class A Ordinary Stock 2026-02-17 F D 1,001.70 $325.96 940,136.90 D By Trust — —
7 Derivative Restricted Share Unit (Right to Receive) 2026-02-17 M D 2,357 $0.00 0 D — · — to 2026-02-17 2,357 Class A Ordinary Shares (F3) The restricted share unit award converts to Class A Ordinary Shares on a 1-for-1 basis. In accordance with Irish law, the reporting person agreed to pay the issuer the nominal value of $0.01 per share issued to the reporting person. (F4) A restricted share unit award was granted on February 17, 2023 and vests in accordance with the terms of the Aon plc 2011 Incentive Compensation Plan, as amended and restated: 33 1/3% of the award vests on each of the first through third anniversary of the date of grant.