Douglas A Alexander
CIK 1195858 · View on SEC EDGAR ↗
Insider
First SEC filing: June 25, 2026 · Latest: June 25, 2026
On this page
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net:
$-279,050
+ 49 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
49 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | AMKR | S 10b5-1 | 5,000 | $55.81 | $279,050 | 29,109 Direct | -14.66% | Disposed | -8.8% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | AMKR | Director Stock Option (Right-to-Buy) | Common Stock (5,000) | $8.51 | May 1, 2028 | 5,000 | Disposed |
| June 23, 2026 | AMKR | Restricted Stock Units | Common Stock (3) | — | — | 3 | Acquired |
| June 23, 2026 | AMKR | Restricted Stock Units | Common Stock (9) | — | — | 9 | Acquired |
| June 23, 2026 | AMKR | Restricted Stock Units | Common Stock (8) | — | — | 8 | Acquired |
| June 23, 2026 | AMKR | Restricted Stock Units | Common Stock (8) | — | — | 8 | Acquired |
| June 25, 2025 | AMKR | Restricted Stock Units | Common Stock (39) | — | — | 39 | Acquired |
| June 25, 2025 | AMKR | Restricted Stock Units | Common Stock (33) | — | — | 33 | Acquired |
| June 25, 2025 | AMKR | Restricted Stock Units | Common Stock (34) | — | — | 34 | Acquired |
| May 15, 2025 | AMKR | Restricted Stock Units | Common Stock (9,789) | — | — | 9,789 | Acquired |
| May 14, 2025 | AMKR | Restricted Stock Units | Common Stock | — | — | 6,017 | Disposed |
| April 2, 2025 | AMKR | Restricted Stock Units | Common Stock (26) | — | — | 26 | Acquired |
| April 2, 2025 | AMKR | Restricted Stock Units | Common Stock (38) | — | — | 38 | Acquired |
| April 2, 2025 | AMKR | Restricted Stock Units | Common Stock (39) | — | — | 39 | Acquired |
| Dec. 23, 2024 | AMKR | Restricted Stock Units | Common Stock (109) | — | — | 109 | Acquired |
| Dec. 23, 2024 | AMKR | Restricted Stock Units | Common Stock (158) | — | — | 158 | Acquired |
| Dec. 23, 2024 | AMKR | Restricted Stock Units | Common Stock (162) | — | — | 162 | Acquired |
| Sept. 23, 2024 | AMKR | Restricted Stock Units | Common Stock (15) | — | — | 15 | Acquired |
| Sept. 23, 2024 | AMKR | Restricted Stock Units | Common Stock (22) | — | — | 22 | Acquired |
| Sept. 23, 2024 | AMKR | Restricted Stock Units | Common Stock (22) | — | — | 22 | Acquired |
| June 24, 2024 | AMKR | Restricted Stock Units | Common Stock (12) | — | — | 12 | Acquired |
| June 24, 2024 | AMKR | Restricted Stock Units | Common Stock (18) | — | — | 18 | Acquired |
| June 24, 2024 | AMKR | Restricted Stock Units | Common Stock (18) | — | — | 18 | Acquired |
| May 14, 2024 | AMKR | Restricted Stock Units | Common Stock (5,855) | — | — | 5,855 | Acquired |
| April 1, 2024 | AMKR | Restricted Stock Units | Common Stock (21) | — | — | 21 | Acquired |
| April 1, 2024 | AMKR | Restricted Stock Units | Common Stock (22) | — | — | 22 | Acquired |
| Dec. 26, 2023 | AMKR | Restricted Stock Units | Common Stock (20) | — | — | 20 | Acquired |
| Dec. 26, 2023 | AMKR | Restricted Stock Units | Common Stock (20) | — | — | 20 | Acquired |
| Sept. 25, 2023 | AMKR | Restricted Stock Units | Common Stock | — | — | 28 | Acquired |
| Sept. 25, 2023 | AMKR | Restricted Stock Units | Common Stock | — | — | 29 | Acquired |
| June 26, 2023 | AMKR | Restricted Stock Units | Common Stock | — | — | 24 | Acquired |
| June 26, 2023 | AMKR | Restricted Stock Units | Common Stock | — | — | 25 | Acquired |
| May 16, 2023 | AMKR | Restricted Stock Units | Common Stock (8,478) | — | — | 8,478 | Acquired |
| March 20, 2023 | AMKR | Restricted Stock Units | Common Stock | — | — | 26 | Acquired |
| Dec. 27, 2022 | AMKR | Restricted Stock Units | Common Stock | — | — | 27 | Acquired |
| Sept. 26, 2022 | AMKR | Restricted Stock Units | Common Stock | — | — | 26 | Acquired |
| June 27, 2022 | AMKR | Restricted Stock Units | Common Stock | — | — | 25 | Acquired |
| May 18, 2021 | AMKR | Director Stock Option (Right-to-Buy) | Common Stock (20,000) | $19.39 | May 18, 2031 | 20,000 | Acquired |
| May 19, 2020 | AMKR | Director Stock Option (Right to Buy) | Common Stock (20,000) | $9.83 | May 19, 2030 | 20,000 | Acquired |
| May 15, 2019 | AMKR | Director Stock Option (Right to Buy) | Amkor Technology, Inc. Common Stock (20,000) | $7.31 | May 15, 2019 | 20,000 | Acquired |
| May 1, 2018 | AMKR | Director Stock Option (Right to Buy) | Common Stock (20,000) | $8.51 | May 1, 2028 | 20,000 | Acquired |
| Feb. 6, 2018 | AMKR | Stock Option (Right to Buy) | Common Stock (4,657) | $9.45 | Feb. 6, 2028 | 4,657 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).