Insider · CIK 0001775769
Daniel JL Liao
Files at PLAB (PHOTRONICS INC), AMKR (AMKOR TECHNOLOGY, INC.). First filing -, latest -.
In brief
Daniel JL Liao files SEC Form 4 as director at PLAB (PHOTRONICS INC), and also at AMKR (AMKOR TECHNOLOGY, INC.). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.
A track record needs three past buys with six months of prices behind them; Daniel JL Liao has 0, so none is measured yet.
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 17 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 22, 2026 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +15 | $0.00 | $0 | 9,917 | 19 d ago |
| Sep 22, 2026 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +4 | $0.00 | $0 | 2,620 | 19 d ago |
| Jun 23, 2026 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +9 | $0.00 | $0 | 9,902 | Jun 25, 2026 |
| Jun 23, 2026 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +3 | $0.00 | $0 | 2,616 | Jun 25, 2026 |
| May 13, 2026 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +2,613 | $0.00 | $0 | 2,613 | May 15, 2026 |
| Apr 13, 2026 | PLAB PHOTRONICS INC | AGrant or award COMMON STOCK | +3,722 | $0.00 | $0 | 72,504 | Apr 15, 2026 |
| Mar 31, 2026 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +18 | $0.00 | $0 | 9,893 | Apr 2, 2026 |
| Jan 20, 2026 | PLAB PHOTRONICS INC | AGrant or award COMMON STOCK | +1,234 | $0.00 | $0 | 68,782 | Jan 22, 2026 |
| Dec 23, 2025 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +20 | $0.00 | $0 | 9,875 | Dec 29, 2025 |
| Sep 23, 2025 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +27 | $0.00 | $0 | 9,855 | Sep 25, 2025 |
| Jun 25, 2025 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +39 | $0.00 | $0 | 9,828 | Jun 27, 2025 |
| May 14, 2025 | AMKR AMKOR TECHNOLOGY, INC. | MOption exercise Common Stock | +6,017 | - | - | 40,804 | May 16, 2025 |
| May 14, 2025 | AMKR AMKOR TECHNOLOGY, INC. | MOption exercise Restricted Stock Unitsderivative | -6,017 | $0.00 | $0 | 0 | May 16, 2025 |
| May 15, 2025 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +9,789 | $0.00 | $0 | 9,789 | May 16, 2025 |
| Apr 2, 2025 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +26 | $0.00 | $0 | 6,017 | Apr 4, 2025 |
| Dec 23, 2024 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +109 | $0.00 | $0 | 5,991 | Dec 26, 2024 |
| Dec 26, 2023 | AMKR AMKOR TECHNOLOGY, INC. | AGrant or award Restricted Stock Unitsderivative | +20 | $0.00 | $0 | 8,550 | Dec 27, 2023 |
Questions about Daniel JL Liao
Answered from the filings on this page, as of the latest one.
Is Daniel JL Liao buying or selling?
Daniel JL Liao has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.
How did Daniel JL Liao's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Daniel JL Liao has 0.
Where does Daniel JL Liao file Form 4?
Daniel JL Liao has filed Form 4 at PLAB (PHOTRONICS INC); AMKR (AMKOR TECHNOLOGY, INC.). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.