AMKOR TECHNOLOGY, INC. (AMKR)

Latest Insider Confidence Score

2026Q1

47.6
Bearish

Company insider confidence (by quarter)

2016Q2 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Kim John T 10% Owner 88,701,880 Nov 6, 2025
Kim Susan Y Director 43,784,956 Nov 24, 2025
915 Investments, Lp Other 39,594,980 Sep 8, 2023
Sujochil, LP — 19,484,809 Jan 17, 2017
Kim Capital Partners - KCP, LLC — 16,710,668 Nov 16, 2023

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 24, 2026 Feb 26, 2026 Engel Kevin K. CEO Sell 40.0 -12,872 -81.34% ✗ $627.4K
Feb 24, 2026 Feb 26, 2026 Rutten Guillaume Marie Jean Director Sell 20.0 -20,000 -3.55% ✗ $976K
Feb 24, 2026 Feb 26, 2026 Faust Megan CFO Sell 42.5 -1,497 -1.15% ✗ $72.6K
Feb 24, 2026 Feb 26, 2026 ROGERS MARK N EVP & General Counsel Sell 46.3 -806 -2.03% ✗ $39.1K
Feb 25, 2026 Feb 26, 2026 WATSON DAVID N Director Neutral 27.5 -2,223 -1.81% ✗ -
Feb 24, 2026 Feb 26, 2026 Haghighi Farshad President Sell 40.0 -16,439 -66.31% ✗ $828.6K
Feb 20, 2026 Feb 24, 2026 Engel Kevin K. CEO Sell 40.0 -6,883 -22.56% ✗ $330K
Feb 20, 2026 Feb 24, 2026 Faust Megan CFO Sell 40.0 -14,960 -5.78% ✗ $717.2K
Feb 20, 2026 Feb 24, 2026 ROGERS MARK N EVP & General Counsel Sell 40.0 -6,905 -8.90% ✗ $331K
Feb 20, 2026 Feb 24, 2026 Rutten Guillaume Marie Jean Director Neutral 52.5 - 0.00% ✗ -
Feb 20, 2026 Feb 24, 2026 Haghighi Farshad President Sell 40.0 -7,907 -16.44% ✗ $379.1K
Feb 18, 2026 Feb 20, 2026 Faust Megan CFO Sell 92.5 +7,922 7.98% ✗ $277.7K
Feb 18, 2026 Feb 20, 2026 Haghighi Farshad President Sell 95.0 +3,938 42.22% ✗ $171K
Feb 18, 2026 Feb 20, 2026 Rutten Guillaume Marie Jean Director Neutral 90.0 +41,478 12.22% ✗ -
Feb 18, 2026 Feb 20, 2026 Engel Kevin K. CEO Sell 95.0 +4,159 529.13% ✗ $150.1K
Feb 18, 2026 Feb 20, 2026 ROGERS MARK N EVP & General Counsel Sell 95.0 +3,701 14.85% ✗ $129.8K
Feb 16, 2026 Feb 18, 2026 Rutten Guillaume Marie Jean Director Sell 41.3 -10,000 -2.86% ✓ $458.9K
Feb 16, 2026 Feb 18, 2026 Engel Kevin K. CEO Sell 40.0 -5,875 -88.20% ✗ $271.2K
Feb 16, 2026 Feb 18, 2026 Faust Megan CFO Sell 42.5 -1,912 -1.89% ✗ $90.8K
Feb 16, 2026 Feb 18, 2026 ROGERS MARK N EVP & General Counsel Sell 25.0 -5,796 -10.42% ✓ $272.4K
Feb 16, 2026 Feb 18, 2026 Haghighi Farshad President Sell 46.3 -816 -8.04% ✗ $38.7K
Feb 12, 2026 Feb 17, 2026 KIM JOHN T 10% Owner Sell 15.0 -10,000,000 -10.39% ✗ $484.9M
Feb 12, 2026 Feb 17, 2026 915 Investments, LP Other Sell 15.0 -10,000,000 -25.26% ✗ $484.9M
Feb 2, 2026 Buntyn Cherie Chief Accounting Officer Neutral 52.5 - 0.00% ✗ -
Jan 15, 2026 Jan 20, 2026 Rutten Guillaume Marie Jean Director Sell 41.3 -10,000 -2.90% ✓ $531.4K
Jan 16, 2026 Jan 20, 2026 ROGERS MARK N EVP & General Counsel Sell 21.3 -5,000 -17.32% ✓ $246.4K
Dec 31, 2025 Jan 5, 2026 Engel Kevin President Sell 42.5 -3,725 -41.20% ✗ $147.1K
Dec 31, 2025 Jan 5, 2026 Faust Megan CFO Sell 42.5 -3,725 -3.70% ✗ $147.1K
Dec 31, 2025 Jan 5, 2026 Rutten Guillaume Marie Jean CEO Neutral 52.5 - 0.00% ✗ -
Dec 26, 2025 Dec 30, 2025 KIM JAMES J 10% Owner Neutral 85.0 +725,000 7.24% ✗ -
Dec 26, 2025 Dec 30, 2025 2023 Grantor Retained Annuity Trust of Susan Y. Kim Dated 9/15/2023 Other Neutral 27.5 -725,000 -100.00% ✗ -
Dec 26, 2025 Dec 30, 2025 KIM JOHN T 10% Owner Neutral 67.5 +725,000 0.76% ✗ -
Dec 26, 2025 Dec 30, 2025 KIM SUSAN Y Director Neutral 27.5 -725,000 -1.22% ✗ -
Dec 26, 2025 Dec 30, 2025 KIM AGNES C Other Neutral 85.0 +725,000 7.24% ✗ -
Dec 23, 2025 Dec 29, 2025 ALEXANDER DOUGLAS A Director Neutral 52.5 - 0.00% ✗ -
Dec 23, 2025 Dec 29, 2025 Carolin Roger Anthony Director Neutral 52.5 - 0.00% ✗ -
Dec 23, 2025 Dec 29, 2025 CHURCHILL WINSTON J Director Neutral 52.5 - 0.00% ✗ -
Dec 23, 2025 Dec 29, 2025 Liao Daniel JL Director Neutral 52.5 - 0.00% ✗ -
Dec 23, 2025 Dec 29, 2025 McCourt MaryFrances Director Neutral 52.5 - 0.00% ✗ -
Dec 23, 2025 Dec 29, 2025 Morse Robert Randolph Director Neutral 52.5 - 0.00% ✗ -
Dec 23, 2025 Dec 29, 2025 Tily Gil C. Director Neutral 52.5 - 0.00% ✗ -
Dec 23, 2025 Dec 29, 2025 WATSON DAVID N Director Neutral 52.5 - 0.00% ✗ -
Dec 19, 2025 Dec 23, 2025 KIM SUSAN Y Director Neutral 90.0 +5,782,594 10.75% ✗ -
Dec 19, 2025 Dec 23, 2025 KIM JAMES J 10% Owner Neutral 27.5 -5,782,594 -36.61% ✗ -
Dec 19, 2025 Dec 23, 2025 KIM AGNES C Other Neutral 27.5 -5,782,594 -36.61% ✗ -
Dec 15, 2025 Dec 17, 2025 CHURCHILL WINSTON J Director Sell 22.5 -5,000 -16.19% ✗ $221.5K
Dec 15, 2025 Dec 17, 2025 Rutten Guillaume Marie Jean CEO Sell 38.8 -10,000 -2.88% ✓ $448K
Dec 16, 2025 Dec 17, 2025 ROGERS MARK N EVP & General Counsel Sell 7.5 -20,000 -45.60% ✓ $859K
Dec 12, 2025 Dec 16, 2025 McCourt MaryFrances Director Sell 20.0 -20,000 -26.34% ✗ $920.4K
Dec 12, 2025 Dec 16, 2025 Engel Kevin President Sell 40.0 -11,000 -96.92% ✗ $508.3K
Dec 12, 2025 Dec 16, 2025 Tily Gil C. Director Sell 20.0 -20,000 -13.91% ✗ $928.8K
Dec 4, 2025 Dec 8, 2025 KIM SUSAN Y Director Neutral 52.5 - 0.00% ✗ -
Dec 4, 2025 Dec 8, 2025 2023 Grantor Retained Annuity Trust of Susan Y. Kim Dated 9/15/2023 Other Neutral 27.5 -758,000 -51.11% ✗ -
Nov 20, 2025 Nov 24, 2025 KIM SUSAN Y Director Neutral 27.5 -705,000 -1.26% ✗ -
Nov 21, 2025 Nov 24, 2025 KIM JAMES J 10% Owner Neutral 85.0 +965,000 6.83% ✗ -
Nov 20, 2025 Nov 24, 2025 2024 Grantor Retained Annuity Trust of Susan Y. Kim dtd. 8/5/2024 Other Neutral 27.5 -876,000 -43.80% ✗ -
Nov 20, 2025 Nov 24, 2025 KIM AGNES C Other Neutral 85.0 +705,000 5.74% ✗ -
Nov 20, 2025 Nov 24, 2025 2024 Grantor Retained Annuity Trust of Agnes C. Kim dtd. 8/5/2024 Other Neutral 27.5 -705,000 -44.06% ✗ -
Nov 20, 2025 Nov 24, 2025 2024 Grantor Retained Annuity Trust of James J. Kim dtd. 8/5/2024 Other Neutral 27.5 -965,000 -43.86% ✗ -
Nov 17, 2025 Nov 19, 2025 Rutten Guillaume Marie Jean CEO Sell 38.8 -10,000 -2.80% ✓ $316.8K
Nov 17, 2025 Nov 19, 2025 ROGERS MARK N EVP & General Counsel Sell 7.5 -20,000 -45.60% ✓ $633.8K
Nov 14, 2025 Nov 18, 2025 Haghighi Farshad President Sell 46.3 -797 -2.33% ✗ $25.2K
Nov 14, 2025 Nov 18, 2025 Engel Kevin President Sell 46.3 -669 -1.46% ✗ $21.2K
Nov 4, 2025 Nov 6, 2025 KIM JOHN T 10% Owner Neutral 52.5 - 0.00% ✗ -
Nov 4, 2025 Nov 6, 2025 John T. Kim 2024 GRAT #2 dtd. 08/09/2024 Other Neutral 27.5 -40,750 -40.75% ✗ -
Nov 4, 2025 Nov 6, 2025 John T. Kim 2024 GRAT #1 dtd. 08/09/2024 Other Neutral 27.5 -806,000 -40.30% ✗ -
Oct 15, 2025 Oct 17, 2025 Rutten Guillaume Marie Jean CEO Sell 38.8 -10,000 -2.73% ✓ $307.4K
Sep 30, 2025 Oct 2, 2025 Engel Kevin President Sell 42.5 -3,725 -24.76% ✗ $105.8K
Sep 30, 2025 Oct 2, 2025 Faust Megan CFO Sell 42.5 -3,725 -3.89% ✗ $105.8K
Sep 30, 2025 Oct 2, 2025 Rutten Guillaume Marie Jean CEO Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 KIM SUSAN Y Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 ALEXANDER DOUGLAS A Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 Carolin Roger Anthony Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 CHURCHILL WINSTON J Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 Tily Gil C. Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 WATSON DAVID N Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 Morse Robert Randolph Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 McCourt MaryFrances Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 LIU JOHN D Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 25, 2025 Liao Daniel JL Director Neutral 52.5 - 0.00% ✗ -
Sep 23, 2025 Sep 23, 2025 Rutten Guillaume Marie Jean CEO Sell 38.8 -10,000 -2.72% ✓ $300K
Sep 9, 2025 Sep 10, 2025 Haghighi Farshad President Sell 20.0 -11,792 -58.53% ✗ $294.8K
Aug 1, 2025 Aug 5, 2025 KIM JAMES J 10% Owner Sell 16.3 -441,589 -3.03% ✗ $9.6M
Aug 1, 2025 Aug 5, 2025 KIM AGNES C Other Sell 16.3 -441,589 -3.03% ✗ $9.6M
Aug 1, 2025 Aug 5, 2025 2023 Grantor Retained Annuity Trust of Agnes C. Kim Dated 4/26/2023 Other Neutral 27.5 -560,001 -100.00% ✗ -
Aug 1, 2025 Aug 5, 2025 KIM DAVID D Other Buy 96.3 +441,589 7.29% ✗ $9.6M
Aug 1, 2025 Aug 5, 2025 SUJODA Investments, LP Other Buy 100.0 +441,589 13.19% ✗ $9.6M
Aug 1, 2025 Aug 5, 2025 Sujoda Management, LLC Other Buy 100.0 +441,589 13.19% ✗ $9.6M
Aug 1, 2025 Aug 5, 2025 2023 Grantor Retained Annuity Trust of James J. Kim Dated 4/26/2023 Other Neutral 27.5 -876,004 -100.00% ✗ -
Aug 1, 2025 Aug 5, 2025 KIM JOHN T 10% Owner Buy 88.8 +1,159,592 1.23% ✗ $9.6M
Aug 1, 2025 Aug 5, 2025 KIM SUSAN Y Director Buy 33.8 -276,414 -0.49% ✗ $9.6M
Jul 30, 2025 Aug 1, 2025 KIM JAMES J 10% Owner Neutral 90.0 +4,449,000 43.97% ✗ -
Jul 30, 2025 Aug 1, 2025 KIM SUSAN Y Director Neutral 27.5 -4,449,000 -7.31% ✗ -
Jul 30, 2025 Aug 1, 2025 2023 Grantor Retained Annuity Trust of Agnes C. Kim Dated 4/26/2023 Other Neutral 27.5 -1,738,000 -75.63% ✗ -
Jul 30, 2025 Aug 1, 2025 2023 Grantor Retained Annuity Trust of James J. Kim Dated 4/26/2023 Other Neutral 27.5 -2,711,000 -75.58% ✗ -
Jul 30, 2025 Aug 1, 2025 KIM AGNES C Other Neutral 90.0 +4,449,000 43.98% ✗ -
Jul 31, 2025 Jul 31, 2025 ROGERS MARK N EVP & General Counsel Sell 20.0 -15,000 -38.60% ✗ $353.7K
Jun 30, 2025 Jul 2, 2025 Rutten Guillaume Marie Jean CEO Neutral 52.5 - 0.00% ✗ -
Jun 30, 2025 Jul 2, 2025 Faust Megan CFO Sell 42.5 -3,725 -4.10% ✗ $78.2K
Jun 30, 2025 Jul 2, 2025 Engel Kevin President Sell 42.5 -3,725 -36.96% ✗ $78.2K