STOCK TITAN

Amkor (AMKR) EVP sells 5,000 shares at $59.78

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

AMKOR TECHNOLOGY, INC. (AMKR) insider Mark N. Rogers, EVP & General Counsel, reported an option exercise and related sale. On August 17, 2026, he exercised 5,000 stock options at $7.40 per share into 5,000 shares of common stock, then sold 5,000 shares at $59.78 per share under a Rule 10b5-1 trading plan adopted on August 1, 2025. Following the option transaction, he held 70,000 stock options from this grant, which originally covered 200,000 shares and vested over four years.

Positive

  • None.

Negative

  • None.
Insider ROGERS MARK N
Role EVP & General Counsel
Sold 5,000 shs ($299K)
Approx. gross sale proceeds $299K
Approx. exercise cost $37K
Approx. pre-tax spread $262K
Type Security Shares Price Value
Exercise Employee Stock Option (Right-to-Buy) F2 5,000 $0.00 $0.00
Exercise Common Stock 5,000 $7.40 $37K
Sale Common Stock F1 5,000 $59.78 $299K
Holdings After Transaction: Employee Stock Option (Right-to-Buy) — 70,000 shares (Direct); Common Stock — 38,904 shares (Direct)
Footnotes (2)
  1. F1. The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 1, 2025.
  2. F2. This stock option (the "Option") to acquire 200,000 shares of Amkor Technology, Inc. common stock (the "Option Shares") was granted on June 10, 2019 (the "Option Grant Date") and vested over four years as follows: (i) with respect to 25% of the Option Shares, on the first anniversary of the Option Grant Date; and (ii) with respect to the remainder of the Option Shares, in equal quarterly installments thereafter, such that 100% of the Option vested on the fourth anniversary of the Option Grant Date.
Options Exercised 5,000 shares Employee Stock Option (Right-to-Buy) exercised on August 17, 2026
Exercise Price $7.40 per share Conversion or exercise price of stock options exercised into common stock
Shares Sold 5,000 shares Common stock sale on August 17, 2026 following option exercise
Sale Price $59.78 per share Per-share price for the 5,000 AMKR common shares sold
Remaining Options from Grant 70,000 shares Total stock options following the reported derivative transaction
Original Option Grant Size 200,000 shares Employee stock option grant made on June 10, 2019
Rule 10b5-1 trading plan regulatory
"The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
Employee Stock Option (Right-to-Buy) financial
"security_title: Employee Stock Option (Right-to-Buy)"
Option Grant Date financial
"was granted on June 10, 2019 (the "Option Grant Date")"
vested over four years financial
"was granted on June 10, 2019 ... and vested over four years as follows"

FAQ

What insider transactions did AMKR executive Mark N. Rogers report on this Form 4?

Mark N. Rogers reported exercising 5,000 stock options for Amkor Technology, Inc. (AMKR) and selling 5,000 shares of common stock on August 17, 2026, in a linked exercise-and-sell sequence.

How many AMKR shares did Mark N. Rogers sell and at what price?

He sold 5,000 shares of AMKR common stock at a price of $59.78 per share on August 17, 2026, after exercising an equal number of stock options into common shares.

At what price did Mark N. Rogers exercise his AMKR stock options?

He exercised 5,000 employee stock options at an exercise price of $7.40 per share, receiving 5,000 shares of Amkor Technology, Inc. common stock before selling those shares the same day.

Was Mark N. Rogers’ AMKR stock sale under a Rule 10b5-1 plan?

Yes. The filing states the sale was effected pursuant to a Rule 10b5-1 trading plan adopted by Mark N. Rogers on August 1, 2025, indicating the trades were pre-arranged under that plan.

How many AMKR stock options from this grant does Mark N. Rogers hold after the transaction?

After exercising 5,000 options, he held 70,000 stock options from this Amkor Technology, Inc. grant, which originally covered 200,000 shares and vested over four years from the June 10, 2019 grant date.

What position does Mark N. Rogers hold at Amkor Technology, Inc. (AMKR)?

Mark N. Rogers is reported as Executive Vice President & General Counsel of Amkor Technology, Inc. (AMKR), indicating he is a senior officer and the reporting person for these insider transactions.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
Check this box to indicate that a 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). See Instruction 10.
1. Name and Address of Reporting Person*
ROGERS MARK N

(Last)(First)(Middle)
2045 EAST INNOVATION CIRCLE

(Street)
TEMPE ARIZONA 85284

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
AMKOR TECHNOLOGY, INC. [ AMKR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
EVP & General Counsel
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/17/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock08/17/2026M5,000A$7.443,904D
Common Stock08/17/2026S(1)5,000D$59.7838,904D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Employee Stock Option (Right-to-Buy)$7.408/17/2026M5,00006/10/2020(2)06/10/2029Common Stock5,000$070,000D
Explanation of Responses:
1. The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on August 1, 2025.
2. This stock option (the "Option") to acquire 200,000 shares of Amkor Technology, Inc. common stock (the "Option Shares") was granted on June 10, 2019 (the "Option Grant Date") and vested over four years as follows: (i) with respect to 25% of the Option Shares, on the first anniversary of the Option Grant Date; and (ii) with respect to the remainder of the Option Shares, in equal quarterly installments thereafter, such that 100% of the Option vested on the fourth anniversary of the Option Grant Date.
Remarks:
/s/ Mark N. Rogers08/19/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)