Siu Chris
SEC insider (Form 3/4/5 filer). CIK 0001389044. CFO at AEHR TEST SYSTEMS (AEHR). 38 reported Form 4/5 transactions since Sep 2024; latest on Oct 12, 2026. Located in FREMONT, CA.
Companies Siu Chris has filed insider reports for
- AEHR TEST SYSTEMS (AEHR): Officer, CFO
Siu Chris
CIK: 0001389044
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)2 (5.3%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)4 (10.5%)
Compensation grants
Other (G, F, J, C, D, …)32 (84.2%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
AEHR
AEHR TEST SYSTEMS
Officer
Discretionary Trading P&L
Holdings
Transaction History (38 total)
- Oct 12, 2026AEHR
AEHR TEST SYSTEMS
Tax PaymentDirect987 shares at avg. $84.64$84K - Oct 2, 2026AEHR
AEHR TEST SYSTEMS
Tax PaymentDirect1.2K shares at avg. $107.21$125K - Oct 1, 2026AEHR
AEHR TEST SYSTEMS
OtherIndirect1.1K shares at avg. $6.67$7K - Oct 1, 2026AEHR
AEHR TEST SYSTEMS
Tax PaymentDirect194 shares at avg. $101.60$20K - Sep 1, 2026AEHR
AEHR TEST SYSTEMS
Tax PaymentDirect496 shares at avg. $76.59$38K - Jul 13, 2026AEHR
AEHR TEST SYSTEMS
Tax PaymentDirect988 shares at avg. $72.60$72K - Jul 2, 2026AEHR
AEHR TEST SYSTEMS
Tax PaymentDirect1.1K shares at avg. $69.96$80K - Jul 1, 2026AEHR
AEHR TEST SYSTEMS
AwardDirect6.1K shares- - Jul 1, 2026AEHR
AEHR TEST SYSTEMS
Tax PaymentDirect2.2K shares at avg. $84.42$187K - Jul 1, 2026AEHR
AEHR TEST SYSTEMS
AwardDirect6.2K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 12, 2026 | AEHR AEHR TEST SYSTEMS | Tax Payment | 987 | $84.64 | $83,540 | Direct |
| Oct 2, 2026 | AEHR AEHR TEST SYSTEMS | Tax Payment | 1,164 | $107.21 | $124,792 | Direct |
| Oct 1, 2026 | AEHR AEHR TEST SYSTEMS | Other | 1,089 | $6.67 | $7,266 | Indirect |
| Oct 1, 2026 | AEHR AEHR TEST SYSTEMS | Tax Payment | 194 | $101.60 | $19,710 | Direct |
| Sep 1, 2026 | AEHR AEHR TEST SYSTEMS | Tax Payment | 496 | $76.59 | $37,989 | Direct |
| Jul 13, 2026 | AEHR AEHR TEST SYSTEMS | Tax Payment | 988 | $72.60 | $71,729 | Direct |
| Jul 2, 2026 | AEHR AEHR TEST SYSTEMS | Tax Payment | 1,139 | $69.96 | $79,684 | Direct |
| Jul 1, 2026 | AEHR AEHR TEST SYSTEMS | Award | 6,079 | - | $0 | Direct |
| Jul 1, 2026 | AEHR AEHR TEST SYSTEMS | Tax Payment | 2,213 | $84.42 | $186,833 | Direct |
| Jul 1, 2026 | AEHR AEHR TEST SYSTEMS | Award | 6,165 | - | $0 | Direct |
1-10 of 38 transactions