| Trade Date | Insider | Insider Title | Security Type | Execution Date | Exercise Date | Expiration Date | Share Price | Quantity | Shares Owned | Shares Code | Transaction Code | Swap | Under SEC Title | Under Sec Shares | Nature of Ownership | SEC Link |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020-05-26 | Timothy Chang | Stock option (right to buy) | - | 2016-10-21 | 2021-10-21 | $0.00 | 1,437 | 0 | D | M | 0 | Common Stock | 1,437 | D | Form 4 | |
| 2020-07-31 | Brian Bang | Stock option (right to buy) | - | 2017-02-23 | 2022-02-23 | $0.00 | 312 | 0 | D | M | 0 | Common Stock | 312 | D | Form 4 | |
| 2020-12-22 | Sang Young Lee | Stock option (right to buy) | - | 2025-10-28 | $10.33 | 4,840 | 0 | D | M | 0 | Common Stock | 4,840 | D | Form 4 | ||
| 2021-01-19 | Haeyoung Cho | Stock option (right to buy) | - | 2017-10-01 | 2024-10-01 | $0.00 | 10,000 | 45,000 | D | M | 0 | Common Stock | 10,000 | D | Form 4 | |
| 2021-02-09 | Timothy Chang | Stock option (right to buy) | - | 2018-03-29 | 2023-03-29 | $0.00 | 2,220 | 15,529 | D | M | 0 | Common Stock | 2,220 | D | Form 4 | |
| 2021-03-11 | Haeyoung Cho | Stock option (right to buy) | - | 2017-10-01 | 2024-10-01 | $9.30 | 10,000 | 35,000 | D | M | 0 | Common Stock | 10,000 | D | Form 4 | |
| 2021-03-30 | Haeyoung Cho | Stock option (right to buy) | - | 2017-10-01 | 2024-10-01 | $0.00 | 5,000 | 30,000 | D | M | 0 | Common Stock | 5,000 | D | Form 4 | |
| 2021-04-07 | Henry Kim | Stock option (right to buy) | - | 2025-10-28 | $0.00 | 2,500 | 36,951 | D | M | 0 | Common Stock | 2,500 | D | Form 4 | ||
| 2021-04-19 | Timothy Chang | Stock option (right to buy) | - | 2018-03-29 | 2023-03-29 | $0.00 | 1,777 | 13,752 | D | M | 0 | Common Stock | 1,777 | D | Form 4 |
