CHANG DAVID C
Insider CIK 1188184 · AXTI Director · TWC Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| AXTI AXT INC | S Sale | 2026-06-15 | 2026-06-17 | 8,333 | $111.17 | $926.4K | 65,165 | SEC↗ |
| AXTI AXT INC | A Award | 2026-06-04 | 2026-06-05 | 754 | — | $0 | 73,498 | SEC↗ |
| AXTI AXT INC | S Sale | 2026-03-10 | 2026-03-12 | 20,000 | $46.00 | $920.0K | 72,744 | SEC↗ |
| AXTI AXT INC | S Sale | 2026-03-05 | 2026-03-05 | 20,000 | $38.42 | $768.4K | 92,744 | SEC↗ |
| AXTI AXT INC | S Sale | 2026-03-04 | 2026-03-05 | 20,000 | $38.53 | $770.6K | 112,744 | SEC↗ |
| AXTI AXT INC | S Sale | 2025-12-09 | 2025-12-10 | 25,000 | $14.84 | $371.0K | 132,744 | SEC↗ |
| AXTI AXT INC | S Sale | 2025-12-02 | 2025-12-02 | 25,000 | $12.33 | $308.3K | 157,744 | SEC↗ |
| AXTI AXT INC | S Sale | 2025-11-28 | 2025-12-02 | 25,000 | $10.72 | $268.0K | 182,744 | SEC↗ |
| AXTI AXT INC | S Sale | 2025-11-05 | 2025-11-06 | 100,000 | $8.94 | $894.0K | 207,744 | SEC↗ |
| AXTI AXT INC | A Award | 2025-05-15 | 2025-05-16 | 55,172 | — | $0 | 307,744 | SEC↗ |
| AXTI AXT INC | A Award | 2024-05-16 | 2024-05-20 | 23,323 | — | $0 | 252,572 | SEC↗ |
| AXTI AXT INC | A Award | 2023-05-18 | 2023-05-19 | 23,323 | — | $0 | 229,249 | SEC↗ |
| AXTI AXT INC | A Award | 2022-05-19 | 2022-05-23 | 15,238 | — | $0 | 205,926 | SEC↗ |
| AXTI AXT INC | A Award | 2021-05-20 | 2021-05-24 | 6,726 | — | $0 | 190,688 | SEC↗ |
| AXTI AXT INC | S Sale | 2020-05-28 | 2020-06-01 | 12,800 | $5.48 | $70.1K | 183,962 | SEC↗ |
| AXTI AXT INC | A Award | 2020-05-21 | 2020-05-22 | 10,909 | — | $0 | 196,762 | SEC↗ |
| AXTI AXT INC | A Award | 2018-05-24 | 2018-05-24 | 7,594 | — | $0 | 172,401 | SEC↗ |
| AXTI AXT INC | A Award | 2018-05-23 | 2019-05-24 | 13,452 | — | $0 | 185,853 | SEC↗ |
| AXTI AXT INC | S Sale | 2017-08-01 | 2017-08-02 | 9,000 | $8.80 | $79.2K | 164,807 | SEC↗ |
| AXTI AXT INC | A Award | 2017-05-27 | 2017-05-26 | 8,823 | — | $0 | 173,807 | SEC↗ |
| AXTI AXT INC | A Award | 2016-05-26 | 2016-05-31 | 16,260 | — | $0 | 164,984 | SEC↗ |
| TWC TIME WARNER CABLE INC. | D To issuer deriv | 2016-05-18 | 2016-05-20 | 17,534 | — | $0 | 0 | SEC↗ |
| TWC TIME WARNER CABLE INC. | D To issuer deriv | 2016-05-18 | 2016-05-20 | 5,507 | — | $0 | 0 | SEC↗ |
| TWC TIME WARNER CABLE INC. | D To issuer | 2016-05-18 | 2016-05-20 | 4,678 | — | $0 | 0 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2016-02-10 | 2016-02-11 | 830 | — | $0 | 17,534 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise deriv | 2016-01-08 | 2016-01-11 | 603 | — | $0 | 5,507 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise | 2016-01-08 | 2016-01-11 | 603 | — | $0 | 4,678 | SEC↗ |
| AXTI AXT INC | A Award | 2015-11-02 | 2015-12-07 | 13,761 | — | $0 | 148,724 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise deriv | 2015-07-08 | 2015-07-09 | 722 | — | $0 | 6,110 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise | 2015-07-08 | 2015-07-09 | 722 | — | $0 | 4,075 | SEC↗ |
| AXTI AXT INC | A Award | 2015-05-27 | 2015-05-29 | 11,952 | — | $0 | 134,963 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise deriv | 2015-02-13 | 2015-02-18 | 910 | — | $0 | 16,704 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise | 2015-02-13 | 2015-02-18 | 910 | — | $0 | 3,353 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2015-02-11 | 2015-02-13 | 1,058 | — | $0 | 17,614 | SEC↗ |
| AXTI AXT INC | A Award | 2014-05-13 | 2014-05-14 | 13,761 | — | $0 | 123,011 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise deriv | 2014-02-14 | 2014-02-18 | 919 | — | $0 | 16,556 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise | 2014-02-14 | 2014-02-18 | 919 | — | $0 | 2,443 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2014-02-12 | 2014-02-13 | 1,120 | — | $0 | 17,475 | SEC↗ |
| AXTI AXT INC | A Award | 2013-05-14 | 2013-05-14 | 10,909 | — | $0 | 109,250 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2013-02-13 | 2013-02-14 | 1,583 | — | $0 | 16,355 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise deriv | 2013-02-12 | 2013-02-14 | 1,296 | — | $0 | 14,772 | SEC↗ |
| TWC TIME WARNER CABLE INC. | M Exercise | 2013-02-12 | 2013-02-14 | 1,296 | — | $0 | 1,524 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2013-01-08 | 2013-01-09 | 435 | — | $0 | 6,832 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2012-07-09 | 2012-07-11 | 543 | — | $0 | 6,397 | SEC↗ |
| AXTI AXT INC | A Award | 2012-05-15 | 2012-05-15 | 7,692 | — | $0 | 98,341 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2012-02-16 | 2012-02-21 | 1,820 | — | $0 | 16,068 | SEC↗ |
| TWC TIME WARNER CABLE INC. | A Award deriv | 2012-01-09 | 2012-01-11 | 700 | — | $0 | 5,854 | SEC↗ |