Guillaume Marie Jean Rutten - Feb 22, 2024 Form 4 Insider Report for AMKOR TECHNOLOGY, INC. (AMKR)

Role
President and CEO, Director
Signature
Mark N. Rogers, Attorney-in-Fact for Guillaume Marie Jean Rutten
Stock symbol
AMKR
Transactions as of
Feb 22, 2024
Transactions value $
-$603,031
Form type
4
Date filed
2/26/2024, 06:55 PM
Previous filing
Feb 22, 2024
Next filing
Mar 19, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMKR Common Stock Options Exercise $101K +10.6K +7.95% $9.48 144K Feb 22, 2024 Direct
transaction AMKR Common Stock Options Exercise $62K +4.38K +3.03% $14.17 149K Feb 22, 2024 Direct
transaction AMKR Common Stock Sale -$766K -25K -16.81% $30.63 124K Feb 22, 2024 Direct F1, F2
transaction AMKR Common Stock Award $0 +10.7K +8.69% $0.00 134K Feb 23, 2024 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AMKR Employee Stock Option (Right-to-Buy) Options Exercise $0 -10.6K -100% $0.00* 0 Feb 22, 2024 Common Stock 10.6K $9.48 Direct F3, F4
transaction AMKR Employee Stock Option (Right-to-Buy) Options Exercise $0 -4.38K -4.27% $0.00 98.1K Feb 22, 2024 Common Stock 4.38K $14.17 Direct F5
transaction AMKR Restricted Stock Units Options Exercise $0 -10.7K -33.33% $0.00 21.5K Feb 23, 2024 Common Stock 10.7K $0.00 Direct F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 8, 2023.
F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.40 to $31.00. The Reporting Person hereby undertakes to provide, upon request, to the staff of the Securities and Exchange Commission, Amkor Technology, Inc. (the "Issuer"), or any security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (2) to this Form 4.
F3 On March 17, 2023, the Reporting Person filed a Form 4 which inadvertently reported that the Reporting Person beneficially owned 15,265 2019 Options Shares (as defined below) as of March 15, 2023, instead of 15,625. As of February 22, 2024, the Reporting Person beneficially owned 0 2019 Option Shares.
F4 This stock option (the "2019 Option") to acquire 150,000 shares of the Issuer's common stock (the "2019 Option Shares") was granted on February 15, 2019 (the "2019 Option Grant Date") and vested over four years as follows: (i) with respect to 25% of the 2019 Option Shares, on the first anniversary of the 2019 Option Grant Date; and (ii) with respect to the remainder of the 2019 Option Shares, in equal quarterly installments thereafter, such that 100% of the 2019 Option vested on the fourth anniversary of the 2019 Option Grant Date.
F5 This stock option (the "2020 Option") to acquire 375,000 shares of the Issuer's common stock was granted on July 30, 2020 (the "2020 Option Grant Date") and vested in equal quarterly installments over three years, such that 100% of the 2020 Option vested on the third anniversary of the 2020 Option Grant Date.
F6 On February 24, 2022 (the "RSU Grant Date"), the Reporting Person was granted 42,992 time-vested restricted stock units ("RSUs") pursuant to the Issuer's 2021 Equity Incentive Plan, as amended, and the applicable award agreement. The RSUs convert into shares of the Issuer's common stock on a one-to-one basis and vest in four equal annual installments beginning on the first anniversary of the RSU Grant Date.