Aon BDR program implements 6-for-1 stock split effective Aug. 17, 2026
AON•Aon BDR program to undergo mandatory split
AON BDR program in Brazil will run a mandatory stock split, issuing 5 additional BDRs for each 1 BDR held.
The BDR-to-underlying ratio will shift to 1:24 from 1:4, effective at the market open on 08/17/2026.
Eligible date set for 08/14/2026; ex-date 08/17/2026; record date 08/18/2026; new BDRs credited 08/19/2026.
Fractional entitlements will be settled in cash, net of income tax, with no rounding.




