The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Chang David C since 2015.
This trader's CIK number is 1188184.
At the time of last reporting, Chang David C was the Director of Axt Inc. (stock ticker symbol AXTI).
Also see all insider trading activities at Axt Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2016 | TWC | 0 | $0 | 0 | $0 | 603 | $0 |
| 2015 | TWC | 0 | $0 | 0 | $0 | 1,632 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | AXTI | 0 | $0 | 100,000 | $894,000 | 0 | $0 |
| 2020 | AXTI | 0 | $0 | 12,800 | $70,144 | 0 | $0 |
| 2017 | AXTI | 0 | $0 | 9,000 | $79,200 | 0 | $0 |
1. Time Warner Cable Inc. (TWC)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2016-01-08 | TWC | Option Ex | 603 | .00 | 0 |
| 2015-07-08 | TWC | Option Ex | 722 | .00 | 0 |
| 2015-02-13 | TWC | Option Ex | 910 | .00 | 0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-11-05 | AXTI | Sale | 100,000 | 8.94 | 894,000 |
| 2020-05-28 | AXTI | Sale | 12,800 | 5.48 | 70,144 |
| 2017-08-01 | AXTI | Sale | 9,000 | 8.80 | 79,200 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Chang David C (Director of Axt Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.