Guillaume Marie Jean Rutten - Apr 17, 2023 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
Apr 17, 2023
Transactions value $
-$528,500
Form type
4
Date filed
4/19/2023, 05:23 PM
Previous filing
Mar 17, 2023
Next filing
Dec 18, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMKR Common Stock Options Exercise $47.4K +5K +3.71% $9.48 140K Apr 17, 2023 Direct
transaction AMKR Common Stock Options Exercise $142K +10K +7.15% $14.17 150K Apr 17, 2023 Direct
transaction AMKR Common Stock Sale -$718K -30K -20.03% $23.92 120K Apr 17, 2023 Direct F1, F2

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 -5K -32.75% $0.00 10.3K Apr 17, 2023 Common Stock 5K $9.48 Direct F3
transaction AMKR Employee Stock Option (Right-to-Buy) Options Exercise $0 -10K -8.89% $0.00 103K Apr 17, 2023 Common Stock 10K $14.17 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

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 May 26, 2022.
F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.53 to $24.11. 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 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.
F4 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 will vest in equal quarterly installments over three years, such that 100% of the 2020 Option will be vested on the third anniversary of the 2020 Option Grant Date.