Form4insider filings, from the source

Company · CIK 0000315293 · SIC 6411 — Insurance Agents, Brokers & Service · NYSE

Aon plc · AON

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $6.5M · 1sales $1.7M · 3net $4.9M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 27Jul 12Jul 27Aug 12Aug 27Sep 12Sep 27

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 2, 2026 PForm 4 →Sep 3, 8:33 pm EDTLester B KnightDirector20,000$327.48$6,549,688163,000+14.0%
Jul 28, 2026 SForm 4 →Jul 30, 5:23 pm EDTDarren ZeidelGeneral Counsel1,900$377.76$717,75011,504−14.2%10b5-1
Jul 17, 2026 SForm 4 →Jul 21, 4:13 pm EDTDarren ZeidelGeneral Counsel1,950$372.05$725,50013,404−12.7%10b5-1
Jul 7, 2026 SForm 4 →Jul 9, 5:48 pm EDTDarren ZeidelGeneral Counsel600$360.00$216,00015,354−3.76%10b5-1
Jul 1, 2026 FMForm 4 →Jul 6, 6:02 pm EDTEdmund ReeseChief Financial Officer6,173$343.56$755,1833,901—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 1, 2026 MForm 4 →Jul 6, 6:02 pm EDTEdmund ReeseChief Financial Officer3,975——3,975—