CHANG DAVID C
CIK: 0001188184
Director
Primary company: AXT INC (AXTI)
CHANG DAVID C is a corporate insider at AXT INC (AXTI) filing SEC Form 4 transactions. 84 transactions across 3 companies, totaling $63,690 in purchases and $2,463,436 in sales. Source: SEC EDGAR.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
AXT INC AXTI | Sale | 8,333 | $111.17 | $926K | 65,165 | 6/15/2026 Filed: 6/15/2026 | Filing → |
AXT INC AXTI | Award | 754 | - | - | 73,498 | 6/4/2026 Filed: 6/4/2026 | Filing → |
AXT INC AXTI | Sale | 20,000 | $46.00 | $920K | 72,744 | 3/10/2026 Filed: 3/10/2026 | Filing → |
AXT INC AXTI | Sale | 25,000 | $14.84 | $371K | 132,744 | 12/9/2025 Filed: 12/10/2025 | Filing → |
AXT INC AXTI | Sale | 25,000 | $12.33 | $308K | 157,744 | 12/2/2025 Filed: 12/2/2025 | Filing → |
AXT INC AXTI | Sale | 25,000 | $10.72 | $268K | 182,744 | 11/28/2025 Filed: 12/2/2025 | Filing → |
AXT INC AXTI | Sale | 100,000 | $8.94 | $894K | 207,744 | 11/5/2025 Filed: 11/6/2025 | Filing → |
AXT INC AXTI | Award | 55,172 | - | - | 307,744 | 5/15/2025 Filed: 5/16/2025 | Filing → |
AXT INC AXTI | Award | 23,323 | - | - | 252,572 | 5/16/2024 Filed: 5/20/2024 | Filing → |
AXT INC AXTI | Award | 23,323 | $0.00 | $0 | 229,249 | 5/18/2023 Filed: 5/19/2023 | Filing → |
AXT INC AXTI | Award | 15,238 | $0.00 | $0 | 205,926 | 5/19/2022 Filed: 5/23/2022 | Filing → |
AXT INC AXTI | Award | 6,726 | $0.00 | $0 | 190,688 | 5/20/2021 Filed: 5/24/2021 | Filing → |
AXT INC AXTI | Sale | 12,800 | $5.48 | $70K | 183,962 | 5/28/2020 Filed: 6/1/2020 | Filing → |
AXT INC AXTI | Award | 10,909 | $0.00 | $0 | 196,762 | 5/21/2020 Filed: 5/22/2020 | Filing → |
AXT INC AXTI | Award | 13,452 | $0.00 | $0 | 185,853 | 5/23/2018 Filed: 5/24/2019 | Filing → |
AXT INC AXTI | Award | 7,594 | $0.00 | $0 | 172,401 | 5/24/2018 Filed: 5/24/2018 | Filing → |
AXT INC AXTI | Sale | 9,000 | $8.80 | $79K | 164,807 | 8/1/2017 Filed: 8/2/2017 | Filing → |
AXT INC AXTI | Award | 8,823 | $0.00 | $0 | 173,807 | 5/27/2017 Filed: 5/26/2017 | Filing → |
AXT INC AXTI | Award | 16,260 | $0.00 | $0 | 164,984 | 5/26/2016 Filed: 5/31/2016 | Filing → |
TIME WARNER CABLE INC. TWC | Disposition | 17,533 | - | - | 0 | 5/18/2016 Filed: 5/20/2016 | Filing → |
AXT INC
AXTI
Type
Sale
Shares
8,333
Price
$111.17
Value
$926K
AXT INC
AXTI
Type
Award
Shares
754
Price
-
Value
-
AXT INC
AXTI
Type
Sale
Shares
20,000
Price
$46.00
Value
$920K
AXT INC
AXTI
Type
Sale
Shares
25,000
Price
$14.84
Value
$371K
AXT INC
AXTI
Type
Sale
Shares
25,000
Price
$12.33
Value
$308K
AXT INC
AXTI
Type
Sale
Shares
25,000
Price
$10.72
Value
$268K
AXT INC
AXTI
Type
Sale
Shares
100,000
Price
$8.94
Value
$894K
AXT INC
AXTI
Type
Award
Shares
55,172
Price
-
Value
-
AXT INC
AXTI
Type
Award
Shares
23,323
Price
-
Value
-
AXT INC
AXTI
Type
Award
Shares
23,323
Price
$0.00
Value
$0
AXT INC
AXTI
Type
Award
Shares
15,238
Price
$0.00
Value
$0
AXT INC
AXTI
Type
Award
Shares
6,726
Price
$0.00
Value
$0
AXT INC
AXTI
Type
Sale
Shares
12,800
Price
$5.48
Value
$70K
AXT INC
AXTI
Type
Award
Shares
10,909
Price
$0.00
Value
$0
AXT INC
AXTI
Type
Award
Shares
13,452
Price
$0.00
Value
$0
AXT INC
AXTI
Type
Award
Shares
7,594
Price
$0.00
Value
$0
AXT INC
AXTI
Type
Sale
Shares
9,000
Price
$8.80
Value
$79K
AXT INC
AXTI
Type
Award
Shares
8,823
Price
$0.00
Value
$0
AXT INC
AXTI
Type
Award
Shares
16,260
Price
$0.00
Value
$0
TIME WARNER CABLE INC.
TWC
Type
Disposition
Shares
17,533
Price
-
Value
-
AI Agent
Try asking...