ALEXANDER DOUGLAS A

SEC source: 0001047127-24-000077 · wk-form4_1712182750.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,904.9521

Underlying: Common Stock · 21.553 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on April 1, 2024 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.exercise_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on April 1, 2024 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.expiration_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on April 1, 2024 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001047127-23-000072 · wk-form4_1703713208.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,550.0537

Underlying: Common Stock · 19.5331 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents DEUs accrued upon the payment of a dividend on December 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.exercise_date: Represents DEUs accrued upon the payment of a dividend on December 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.expiration_date: Represents DEUs accrued upon the payment of a dividend on December 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001047127-23-000072 · wk-form4_1703713208.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,883.3991

Underlying: Common Stock · 20.0585 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on December 26, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.exercise_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on December 26, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.expiration_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on December 26, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-23-050665 · doc4.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,530.5206

Underlying: Common Stock · 28.3988 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents DEUs accrued upon the payment of a dividend on September 25, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · shares: Represents DEUs accrued upon the payment of a dividend on September 25, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.exercise_date: Represents DEUs accrued upon the payment of a dividend on September 25, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.expiration_date: Represents DEUs accrued upon the payment of a dividend on September 25, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.underlying_shares: Represents DEUs accrued upon the payment of a dividend on September 25, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-23-050665 · doc4.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,863.3406

Underlying: Common Stock · 29.1626 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on September 25, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · shares: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on September 25, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.exercise_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on September 25, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.expiration_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on September 25, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.underlying_shares: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on September 25, 2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-23-040073 · doc4.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,502.1218

Underlying: Common Stock · 24.1218 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents DEUs accrued upon the payment of a dividend on June 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · shares: Represents DEUs accrued upon the payment of a dividend on June 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.exercise_date: Represents DEUs accrued upon the payment of a dividend on June 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.expiration_date: Represents DEUs accrued upon the payment of a dividend on June 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.underlying_shares: Represents DEUs accrued upon the payment of a dividend on June 26, 2023 with respect to RSUs of the Issuer granted to the Reporting Person on May 16, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-23-040073 · doc4.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,834.178

Underlying: Common Stock · 24.7705 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on June 26,2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · shares: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on June 26,2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.exercise_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on June 26,2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.expiration_date: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on June 26,2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.underlying_shares: Represents dividend equivalent units ("DEUs") accrued upon the payment of a dividend on June 26,2023 with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") granted to the Reporting Person on May 17, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-23-030828 · doc4.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,478

Underlying: Common Stock · 8,478 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents shares of common stock underlying time-vested restricted stock units ("RSUs") granted on May 16, 2023 (the "Grant Date") pursuant to the Amkor Technology, Inc. (the "Issuer") 2021 Equity Incentive Plan. Subject to the terms and conditions of the applicable award agreement, the RSUs: (i) may be converted into common stock of the Issuer on a one-for-one basis; (ii) will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date; and (iii) will be settled on the sixth anniversary of the Grant Date in accordance with the terms of an irrevocable deferral agreement and distribution election made pursuant to the Plan. The RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer.

F1 · derivative.exercise_date: Represents shares of common stock underlying time-vested restricted stock units ("RSUs") granted on May 16, 2023 (the "Grant Date") pursuant to the Amkor Technology, Inc. (the "Issuer") 2021 Equity Incentive Plan. Subject to the terms and conditions of the applicable award agreement, the RSUs: (i) may be converted into common stock of the Issuer on a one-for-one basis; (ii) will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date; and (iii) will be settled on the sixth anniversary of the Grant Date in accordance with the terms of an irrevocable deferral agreement and distribution election made pursuant to the Plan. The RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer.

F1 · derivative.expiration_date: Represents shares of common stock underlying time-vested restricted stock units ("RSUs") granted on May 16, 2023 (the "Grant Date") pursuant to the Amkor Technology, Inc. (the "Issuer") 2021 Equity Incentive Plan. Subject to the terms and conditions of the applicable award agreement, the RSUs: (i) may be converted into common stock of the Issuer on a one-for-one basis; (ii) will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date; and (iii) will be settled on the sixth anniversary of the Grant Date in accordance with the terms of an irrevocable deferral agreement and distribution election made pursuant to the Plan. The RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer.

SEC source: 0001209191-23-020608 · doc4.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,809.4075

Underlying: Common Stock · 26.1076 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · shares: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.exercise_date: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.expiration_date: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.underlying_shares: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on March 20, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-22-062929 · doc4.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,783.2999

Underlying: Common Stock · 26.7602 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · shares: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.exercise_date: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.expiration_date: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.underlying_shares: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on December 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-22-051473 · doc4.xml · derivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,756.5397

Underlying: Common Stock · 25.9881 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · shares: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.exercise_date: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.expiration_date: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · derivative.underlying_shares: Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") upon the Issuer's payment of a dividend on September 26, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

SEC source: 0001209191-22-039863 · doc4.xml · derivative · entry 3

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,730.5516

Underlying: Common Stock · 24.5516 shares

Expires not disclosed

F2 · derivative.exercise_price: Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · shares: Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.exercise_date: Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.expiration_date: Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F2 · derivative.underlying_shares: Represents DEUs accrued with respect to the RSUs upon the Issuer's payment of a dividend on June 27, 2022. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued.

F1 · balance_after: As previously reported in a Form 4 filed by the Reporting Person on May 19, 2022 (the "Original Form 4"), 8,706 shares of Amkor Technology, Inc. (the "Issuer") common stock underlying time-vested restricted stock units (the "RSUs") were granted to the Reporting Person on May 17, 2022. Pursuant to the award agreement for the RSUs, dividend equivalent units ("DEUs") accrue with respect to the RSUs when and as dividends are paid on the Issuer's common stock. In the Original Form 4, the RSUs were incorrectly reported in Table I. Table II, Column 9 of this Form 4 has been adjusted to include the RSUs and reflects the proper number of RSUs beneficially owned by the Reporting Person as of the filing date of this Form 4.

SEC source: 0001209191-22-030647 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 31,798

F1 · shares: Represents shares of Amkor Technology, Inc. (the "Issuer") common stock underlying time-vested restricted stock units granted on May 17, 2022 (the "Grant Date") pursuant to the Issuer's Equity Incentive Plan (the "RSUs"). Subject to the terms and conditions of the applicable award agreement, the RSUs will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of the stockholders immediately following the Grant Date. The RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer.

SEC source: 0001209191-21-034059 · doc4.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 20,000 shares

Expires 2031-05-18

F2 · derivative.exercise_date: These options vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date.

SEC source: 0001209191-21-034059 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,092

F1 · shares: These are restricted shares which vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date.

SEC source: 0001209191-20-030841 · doc4.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 20,000 shares

Expires 2030-05-19

F2 · derivative.exercise_date: These options vest 100% on the earlier of the first anniversary of the grant date or the date of the first annual meeting of stockholders following the grant date.

SEC source: 0001209191-20-030841 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,998

F1 · shares: These are restricted shares which vest 100% on the earlier of the first anniversary of the grant date or the date of the first annual meeting of stockholders following the grant date.

SEC source: 0001209191-19-031079 · doc4.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Amkor Technology, Inc. Common Stock · 20,000 shares

Expires 2019-05-15

F2 · derivative.exercise_date: These options vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date.

SEC source: 0001209191-19-031079 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,892

F1 · shares: These are restricted shares which vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date.

SEC source: 0001209191-18-027802 · doc4.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,000

Underlying: Common Stock · 20,000 shares

Expires 2028-05-01

F2 · derivative.exercise_date: These options vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date, subject to continued service through the applicable date.

SEC source: 0001209191-18-027802 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,685

F1 · shares: These are restricted shares which vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date, subject to continued service through the applicable date.

SEC source: 0001209191-18-008329 · doc4.xml · derivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,657

Underlying: Common Stock · 4,657 shares

Expires 2028-02-06

F2 · derivative.exercise_date: These options vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date, subject to continued service through the applicable date.

SEC source: 0001209191-18-008329 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 985

F1 · shares: These are restricted shares which vest 100% on the earlier of the first anniversary of the grant date, or the date of the first annual meeting of stockholders following the grant date, subject to continued service through the applicable date.

SEC source: 0001209191-17-065809 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,089,990

F1 · security: Shares of common stock were withheld by the Issuer to satisfy certain tax withholding obligations resulting from the vesting of restricted stock issued on 2/28/2014 and 3/10/2017.

SEC source: 0001209191-17-020367 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,326,988

F1 · security: If and to the extent that the Reporting Person's achievement of goals pursuant to the Actua 2017 Performance Plan (such achievement expressed as a percentage, the "Achievement Percentage") (i) is greater than or equal to one hundred percent (100%), all of these restricted shares will vest on 3/12/2018 and (ii) is greater than zero percent (0%) but less than one hundred percent (100%), a portion of these restricted shares equal to the Achievement Percentage will vest on 3/12/2018.

SEC source: 0001209191-17-018443 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,270,129

F1 · security: Shares of common stock were withheld by the Issuer to satisfy certain tax withholding obligations resulting from the vesting of restricted stock issued on 3/3/16 in connection with the Actua 2016 Performance Plan.

SEC source: 0001209191-17-016023 · doc4.xml · nonDerivative · entry 2

ALEXANDER DOUGLAS A · CIK 0001195858 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,295,373

F2 · security: Reporting Person forfeited shares of restricted stock that did not vest in connection with the Actua 2016 Performance Plan.

SEC source: 0001209191-17-016023 · doc4.xml · nonDerivative · entry 1

ALEXANDER DOUGLAS A · CIK 0001195858 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,332,695

F1 · security: Shares of common stock were withheld by the Issuer to satisfy certain tax withholding obligations resulting from the vesting of restricted stock issued on 2/28/2014.