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AMKOR TECHNOLOGY, INC.

AMKR Clue Score37
United States Fiscal year ends December CIK 0001047127
$49.12 -3.69% Close, 9 Oct 2026

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
49.12 on 9 Oct 2026
94 62 30 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $30.46 14 Oct 2025 $29.91 15 Oct 2025 $31.28 16 Oct 2025 $31.50 17 Oct 2025 $31.29 20 Oct 2025 $32.28 21 Oct 2025 $32.15 22 Oct 2025 $30.77 23 Oct 2025 $31.98 24 Oct 2025 $32.77 27 Oct 2025 $33.18 28 Oct 2025 $32.16 29 Oct 2025 $32.69 30 Oct 2025 $31.92 31 Oct 2025 $32.28 3 Nov 2025 $37.84 4 Nov 2025 $35.25 5 Nov 2025 $36.55 6 Nov 2025 $35.15 7 Nov 2025 $34.78 10 Nov 2025 $35.21 11 Nov 2025 $34.26 12 Nov 2025 $34.47 13 Nov 2025 $31.95 14 Nov 2025 $31.68 17 Nov 2025 $30.89 18 Nov 2025 $30.69 19 Nov 2025 $31.43 20 Nov 2025 $30.19 21 Nov 2025 $32.05 24 Nov 2025 $33.14 25 Nov 2025 $33.80 26 Nov 2025 $34.92 28 Nov 2025 $36.39 1 Dec 2025 $37.74 2 Dec 2025 $40.65 3 Dec 2025 $43.93 4 Dec 2025 $43.18 5 Dec 2025 $43.23 8 Dec 2025 $44.71 9 Dec 2025 $44.61 10 Dec 2025 $46.85 11 Dec 2025 $47.04 12 Dec 2025 $44.31 15 Dec 2025 $43.91 16 Dec 2025 $40.28 17 Dec 2025 $38.87 18 Dec 2025 $39.30 19 Dec 2025 $40.39 22 Dec 2025 $40.79 23 Dec 2025 $40.86 24 Dec 2025 $40.76 26 Dec 2025 $40.59 29 Dec 2025 $40.09 30 Dec 2025 $40.40 31 Dec 2025 $39.48 2 Jan 2026 $42.92 5 Jan 2026 $48.13 6 Jan 2026 $51.29 7 Jan 2026 $52.72 8 Jan 2026 $51.00 9 Jan 2026 $52.29 12 Jan 2026 $51.58 13 Jan 2026 $51.95 14 Jan 2026 $48.67 15 Jan 2026 $49.20 16 Jan 2026 $48.00 20 Jan 2026 $49.05 21 Jan 2026 $53.46 22 Jan 2026 $52.45 23 Jan 2026 $49.71 26 Jan 2026 $50.39 27 Jan 2026 $50.74 28 Jan 2026 $50.96 29 Jan 2026 $50.00 30 Jan 2026 $48.33 2 Feb 2026 $48.20 3 Feb 2026 $46.24 4 Feb 2026 $43.87 5 Feb 2026 $44.27 6 Feb 2026 $49.36 9 Feb 2026 $52.52 10 Feb 2026 $53.46 11 Feb 2026 $56.17 12 Feb 2026 $51.59 13 Feb 2026 $47.48 17 Feb 2026 $46.84 18 Feb 2026 $46.74 19 Feb 2026 $48.34 20 Feb 2026 $47.94 23 Feb 2026 $47.07 24 Feb 2026 $48.53 25 Feb 2026 $50.94 26 Feb 2026 $48.52 27 Feb 2026 $47.82 2 Mar 2026 $47.81 3 Mar 2026 $44.59 4 Mar 2026 $45.77 5 Mar 2026 $44.56 6 Mar 2026 $41.61 9 Mar 2026 $43.22 10 Mar 2026 $43.94 11 Mar 2026 $43.92 12 Mar 2026 $41.27 13 Mar 2026 $42.99 16 Mar 2026 $44.63 17 Mar 2026 $46.34 18 Mar 2026 $46.87 19 Mar 2026 $48.13 20 Mar 2026 $45.81 23 Mar 2026 $46.12 24 Mar 2026 $50.26 25 Mar 2026 $49.93 26 Mar 2026 $45.14 27 Mar 2026 $44.45 30 Mar 2026 $41.25 31 Mar 2026 $45.03 1 Apr 2026 $46.49 2 Apr 2026 $46.70 6 Apr 2026 $47.03 7 Apr 2026 $47.62 8 Apr 2026 $52.42 9 Apr 2026 $55.14 10 Apr 2026 $57.96 13 Apr 2026 $60.44 14 Apr 2026 $61.32 15 Apr 2026 $59.72 16 Apr 2026 $62.90 17 Apr 2026 $67.37 20 Apr 2026 $69.44 21 Apr 2026 $70.21 22 Apr 2026 $72.25 23 Apr 2026 $72.91 24 Apr 2026 $78.10 27 Apr 2026 $75.62 28 Apr 2026 $71.36 29 Apr 2026 $70.61 30 Apr 2026 $69.75 1 May 2026 $71.09 4 May 2026 $70.96 5 May 2026 $76.71 6 May 2026 $77.22 7 May 2026 $72.27 8 May 2026 $76.61 11 May 2026 $76.69 12 May 2026 $73.45 13 May 2026 $74.61 14 May 2026 $72.09 15 May 2026 $70.35 18 May 2026 $66.04 19 May 2026 $65.54 20 May 2026 $68.49 21 May 2026 $65.90 22 May 2026 $65.75 26 May 2026 $73.46 27 May 2026 $72.19 28 May 2026 $70.58 29 May 2026 $69.56 1 Jun 2026 $72.75 2 Jun 2026 $74.74 3 Jun 2026 $75.20 4 Jun 2026 $73.82 5 Jun 2026 $64.95 8 Jun 2026 $68.29 9 Jun 2026 $70.91 10 Jun 2026 $69.61 11 Jun 2026 $76.15 12 Jun 2026 $82.78 15 Jun 2026 $85.44 16 Jun 2026 $86.55 17 Jun 2026 $86.43 18 Jun 2026 $90.46 22 Jun 2026 $93.55 23 Jun 2026 $86.72 24 Jun 2026 $82.76 25 Jun 2026 $85.62 26 Jun 2026 $78.72 29 Jun 2026 $82.34 30 Jun 2026 $86.23 1 Jul 2026 $79.99 2 Jul 2026 $69.65 6 Jul 2026 $69.88 7 Jul 2026 $65.33 8 Jul 2026 $66.91 9 Jul 2026 $72.16 10 Jul 2026 $70.47 13 Jul 2026 $66.06 14 Jul 2026 $70.20 15 Jul 2026 $67.64 16 Jul 2026 $63.02 17 Jul 2026 $62.94 20 Jul 2026 $62.56 21 Jul 2026 $66.73 22 Jul 2026 $66.97 23 Jul 2026 $65.33 24 Jul 2026 $64.96 27 Jul 2026 $60.71 28 Jul 2026 $45.69 29 Jul 2026 $42.73 30 Jul 2026 $48.26 31 Jul 2026 $49.87 3 Aug 2026 $50.84 4 Aug 2026 $55.87 5 Aug 2026 $53.86 6 Aug 2026 $54.16 7 Aug 2026 $55.27 10 Aug 2026 $52.87 11 Aug 2026 $54.30 12 Aug 2026 $55.59 13 Aug 2026 $57.75 14 Aug 2026 $58.99 17 Aug 2026 $61.30 18 Aug 2026 $54.84 19 Aug 2026 $50.89 20 Aug 2026 $50.86 21 Aug 2026 $50.26 24 Aug 2026 $47.90 25 Aug 2026 $48.70 26 Aug 2026 $48.40 27 Aug 2026 $51.74 28 Aug 2026 $47.88 31 Aug 2026 $47.30 1 Sep 2026 $45.73 2 Sep 2026 $47.17 3 Sep 2026 $46.94 4 Sep 2026 $47.77 8 Sep 2026 $50.72 9 Sep 2026 $51.35 10 Sep 2026 $49.53 11 Sep 2026 $51.73 14 Sep 2026 $47.12 15 Sep 2026 $46.38 16 Sep 2026 $46.28 17 Sep 2026 $47.95 18 Sep 2026 $50.30 21 Sep 2026 $52.19 22 Sep 2026 $54.59 23 Sep 2026 $53.32 24 Sep 2026 $52.69 25 Sep 2026 $53.61 28 Sep 2026 $53.18 29 Sep 2026 $54.14 30 Sep 2026 $52.38 1 Oct 2026 $52.90 2 Oct 2026 $56.02 5 Oct 2026 $54.63 6 Oct 2026 $53.39 7 Oct 2026 $52.27 8 Oct 2026 $51.00 9 Oct 2026 $49.12 Rutten Guillaume Marie Jean President and CEO Sold on a plan $307.40K 15 Oct 2025 · at $30.74 · 2.7% of stake Rutten Guillaume Marie Jean President and CEO Sold on a plan $316.80K 17 Nov 2025 · at $31.68 · 2.8% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $633.80K 17 Nov 2025 · at $31.69 · 45.6% of stake Engel Kevin K. Executive Vice President Sold at will $508.31K 12 Dec 2025 · at $46.21 · 96.9% of stake McCourt MaryFrances Director Sold at will $920.40K 12 Dec 2025 · at $46.02 · 26.3% of stake Tily Gil C. Director Sold at will $928.80K 12 Dec 2025 · at $46.44 · 13.9% of stake CHURCHILL WINSTON J Director Sold at will $221.45K 15 Dec 2025 · at $44.29 · 16.2% of stake Rutten Guillaume Marie Jean President and CEO Sold on a plan $448.00K 15 Dec 2025 · at $44.80 · 2.9% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $859.00K 16 Dec 2025 · at $42.95 · 45.6% of stake Rutten Guillaume Marie Jean Director Sold on a plan $531.40K 15 Jan 2026 · at $53.14 · 2.9% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $246.40K 16 Jan 2026 · at $49.28 · 17.3% of stake KIM JOHN T 10% owner Sold at will $484.90M 12 Feb 2026 · at $48.49 · 25.3% of stake 915 Investments, LP Member of 10% owner group (2) Sold at will $484.90M 12 Feb 2026 · at $48.49 · 25.3% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $234.60K 17 Feb 2026 · at $46.92 · 16.7% of stake Engel Kevin K. President and CEO Sold at will $244.70K 17 Feb 2026 · at $46.03 · 87.1% of stake Rutten Guillaume Marie Jean Director Sold on a plan $458.90K 17 Feb 2026 · at $45.89 · 2.9% of stake Engel Kevin K. President and CEO Sold at will $609.38K 24 Feb 2026 · at $48.75 · 80.9% of stake Rutten Guillaume Marie Jean Director Sold at will $976.00K 24 Feb 2026 · at $48.80 · 3.5% of stake Haghighi Farshad Executive Vice President Sold at will $789.01K 25 Feb 2026 · at $50.50 · 65.2% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $222.70K 16 Mar 2026 · at $44.54 · 11.4% of stake ROGERS MARK N EVP & General Counsel Sold at will $297.15K 16 Apr 2026 · at $59.43 · 11.4% of stake ALEXANDER DOUGLAS A Director Sold at will $382.90K 5 May 2026 · at $76.58 · 14.7% of stake CHURCHILL WINSTON J Director Sold at will $535.15K 5 May 2026 · at $76.45 · 27.0% of stake Carolin Roger Anthony Director Sold at will $1.52M 5 May 2026 · at $76.24 · 17.5% of stake Rutten Guillaume Marie Jean Director Sold at will $3.71M 8 May 2026 · at $74.28 · 9.0% of stake Tily Gil C. Director Sold at will $1.16M 11 May 2026 · at $77.30 · 12.1% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $358.15K 18 May 2026 · at $71.63 · 11.4% of stake Faust Megan CFO Sold on a plan $64.60K 19 May 2026 · at $64.60 · 0.7% of stake Faust Megan CFO Sold on a plan $70.30K 9 Jun 2026 · at $70.30 · 0.8% of stake CHURCHILL WINSTON J Director Sold at will $391.00K 12 Jun 2026 · at $78.20 · 14.8% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $431.05K 16 Jun 2026 · at $86.21 · 11.4% of stake Faust Megan CFO Sold on a plan $69.91K 14 Jul 2026 · at $69.91 · 0.7% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $325.60K 16 Jul 2026 · at $65.12 · 11.4% of stake Engel Kevin K. President and CEO Sold at will $151.39K 30 Jul 2026 · at $47.00 · 25.0% of stake Rutten Guillaume Marie Jean Director Sold at will $1.38M 5 Aug 2026 · at $55.35 · 4.9% of stake Rutten Guillaume Marie Jean Director Sold at will $1.36M 6 Aug 2026 · at $54.50 · 5.1% of stake ALEXANDER DOUGLAS A Director Sold on a plan $279.05K 7 Aug 2026 · at $55.81 · 14.7% of stake Faust Megan CFO Sold on a plan $54.45K 11 Aug 2026 · at $54.45 · 0.7% of stake ROGERS MARK N EVP & General Counsel Sold on a plan $298.90K 17 Aug 2026 · at $59.78 · 11.4% of stake Faust Megan CFO Sold on a plan $49.05K 8 Sep 2026 · at $49.05 · 0.7% of stake ALEXANDER DOUGLAS A Director Sold on a plan $275.00K 2 Oct 2026 · at $55.00 · 14.7% of stake
0 buys20 sales at will21 planned sales

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$6.71B
Net income
$373.90M
Free cash flow
$190.99M
Gross margin
14.0%
Operating margin
7.0%
Net margin
5.6%
Return on equity
8.4%
Return on capital
6.7%
Debt to equity
0.31
Revenue growth, 1 yr
6.2%
Revenue growth, 5 yr
5.8% a year
EPS growth, 1 yr
4.9%

Revenue and profit

Fiscal years, as filed with the SEC · point at a year for the detail
Full statements →
5.1B 338M FY20 Fiscal year 2020 Revenue $5.05B Net income $338.14M Margin 6.7% 6.1B 643M FY21 Fiscal year 2021 Revenue $6.14B Net income $643.00M Margin 10.5% · growth +21.5% 7.1B 766M FY22 Fiscal year 2022 Revenue $7.09B Net income $765.82M Margin 10.8% · growth +15.5% 6.5B 360M FY23 Fiscal year 2023 Revenue $6.50B Net income $359.81M Margin 5.5% · growth -8.3% 6.3B 354M FY24 Fiscal year 2024 Revenue $6.32B Net income $354.01M Margin 5.6% · growth -2.9% 6.7B 374M FY25 Fiscal year 2025 Revenue $6.71B Net income $373.90M Margin 5.6% · growth +6.2%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
2 Oct 2026 ALEXANDER DOUGLAS A
Director
Sold on a plan $275.00K 14.7%
8 Sep 2026 Faust Megan
CFO
Sold on a plan $49.05K 0.7%
17 Aug 2026 ROGERS MARK N
EVP & General Counsel
Sold on a plan $298.90K 11.4%
11 Aug 2026 Faust Megan
CFO
Sold on a plan $54.45K 0.7%
7 Aug 2026 ALEXANDER DOUGLAS A
Director
Sold on a plan $279.05K 14.7%
6 Aug 2026 Rutten Guillaume Marie Jean
Director
Sold at will $1.36M 5.1%