Chang Charles C
SEC insider (Form 3/4/5 filer). CIK 0002139769. Officer at BERKSHIRE HATHAWAY INC (BRK.A). 2 reported Form 4/5 transactions since Sep 2024; latest on Aug 12, 2026. Located in OMAHA, NE.
Companies Chang Charles C has filed insider reports for
- BERKSHIRE HATHAWAY INC (BRK.A): Officer, See Remarks
Chang Charles C
CIK: 0002139769
Transaction Breakdown
Open Market Buys (P)2 (100.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)0 (0.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
BRK.A
BERKSHIRE HATHAWAY INC
Officer