AMKOR TECHNOLOGY INC (AMKR) Stock Ownership

NASDAQ:AMKR • US0316521006

Current stock price

59.72 USD
-1.6 (-2.61%)
At close:
59.87 USD
+0.15 (+0.25%)
After Hours:

AMKR Ownership information

AMKR Ownership Chart.AMKR Ownership Chart: showing Insider, Institutional ownership and shares available to the public.AMKR Ownership.InsiderInstitutionalPublic



Shares Outstanding247.81M
Float121.11M
Float Short Interest Percentage7.1%
Owners (insider)0.55%
Owners (institutional)47.02%
Owners (insider) change-16.72%
Owners (institutional) change0.05%
AMKR Institutional Ownership HistoryAMKR Institutional Ownership HistoryAMKR Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 Mar 2026 20M 40M 60M 80M 100M
AMKR Historical Insider Transactions ChartAMKR Historical Insider Buy and Sell Transactions ChartAMKR Historical Insider Transactions May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 Apr 2026 0 -5M -10M -15M -20M
DateNameTypeSharesPriceAmount
Apr 7, 2026KIM SUSAN YOption Excercise200005.66$ 113,200.00
Apr 7, 2026Morse Robert RandolphOption Excercise200005.66$ 113,200.00
Apr 7, 2026Morse Robert RandolphOption Excercise23780.00$ 0.00
Mar 31, 2026Rutten Guillaume Marie JeanOption Excercise86920.00$ 0.00
Mar 31, 2026Faust MeganOption Excercise86920.00$ 0.00
Mar 31, 2026Faust MeganOption Excercise372545.03$ 167,736.75
Mar 31, 2026Engel KevinOption Excercise86920.00$ 0.00
Mar 31, 2026Engel KevinOption Excercise372545.03$ 167,736.75
Mar 16, 2026ROGERS MARK NOption Excercise50007.40$ 37,000.00
Mar 16, 2026ROGERS MARK NOpen Market Sale500044.54$ 222,700.00
Feb 25, 2026WATSON DAVID NOption Excercise200005.66$ 113,200.00
Feb 25, 2026WATSON DAVID NOption Excercise22230.00$ 0.00
Feb 25, 2026Haghighi FarshadOpen Market Sale1562450.50$ 789,012.00
Feb 24, 2026Faust MeganOption Excercise34930.00$ 0.00
Feb 24, 2026Faust MeganOption Excercise149748.53$ 72,649.41
Feb 24, 2026ROGERS MARK NOption Excercise18800.00$ 0.00
Feb 24, 2026ROGERS MARK NOption Excercise80648.53$ 39,115.18
Feb 24, 2026Haghighi FarshadOption Excercise18140.00$ 0.00
Feb 24, 2026Haghighi FarshadOption Excercise81548.53$ 39,551.95
Feb 24, 2026Engel KevinOption Excercise9100.00$ 0.00
Feb 24, 2026Engel KevinOption Excercise37248.53$ 18,053.16
Feb 24, 2026Engel KevinOpen Market Sale1250048.75$ 609,375.00
Feb 24, 2026Rutten Guillaume Marie JeanOption Excercise107480.00$ 0.00
Feb 24, 2026Rutten Guillaume Marie JeanOpen Market Sale2000048.80$ 976,000.00
Feb 20, 2026Engel KevinOption Excercise168530.00$ 0.00
Feb 20, 2026Engel KevinOption Excercise688347.94$ 329,971.02
Feb 20, 2026Faust MeganOption Excercise349110.00$ 0.00
Feb 20, 2026Faust MeganOption Excercise1496047.94$ 717,182.40
Feb 20, 2026ROGERS MARK NOption Excercise161120.00$ 0.00
Feb 20, 2026ROGERS MARK NOption Excercise690547.94$ 331,025.70
Feb 20, 2026Rutten Guillaume Marie JeanOption Excercise1723290.00$ 0.00
Feb 20, 2026Haghighi FarshadOption Excercise176210.00$ 0.00
Feb 20, 2026Haghighi FarshadOption Excercise790747.94$ 379,061.58
Feb 18, 2026Faust MeganGrant138630.00$ 0.00
Feb 18, 2026Faust MeganOption Excercise594146.74$ 277,682.34
Feb 18, 2026Haghighi FarshadGrant75970.00$ 0.00
Feb 18, 2026Haghighi FarshadOption Excercise365946.74$ 171,021.66
Feb 18, 2026Rutten Guillaume Marie JeanGrant414780.00$ 0.00
Feb 18, 2026Engel KevinGrant73710.00$ 0.00
Feb 18, 2026Engel KevinOption Excercise321246.74$ 150,128.88
Feb 18, 2026ROGERS MARK NGrant64780.00$ 0.00
Feb 18, 2026ROGERS MARK NOption Excercise277746.74$ 129,796.98
Feb 17, 2026Rutten Guillaume Marie JeanOpen Market Sale1000045.89$ 458,900.00
Feb 17, 2026Engel KevinOpen Market Sale531646.03$ 244,695.48
Feb 17, 2026ROGERS MARK NOpen Market Sale500046.92$ 234,600.00
Feb 16, 2026Rutten Guillaume Marie JeanOption Excercise139200.00$ 0.00
Feb 16, 2026Engel KevinOption Excercise13450.00$ 0.00
Feb 16, 2026Engel KevinOption Excercise55947.48$ 26,541.32
Feb 16, 2026Faust MeganOption Excercise41760.00$ 0.00
Feb 16, 2026Faust MeganOption Excercise191247.48$ 90,781.76
Feb 16, 2026ROGERS MARK NOption Excercise68565.40$ 37,000.00
Feb 16, 2026ROGERS MARK NOption Excercise79647.48$ 37,794.08
Feb 16, 2026Haghighi FarshadOption Excercise17890.00$ 0.00
Feb 16, 2026Haghighi FarshadOption Excercise81647.48$ 38,743.68
Feb 12, 2026KIM JOHN TOpen Market Sale1000000048.49$ 484,900,000.00
Feb 12, 2026915 Investments, LPOpen Market Sale1000000048.49$ 484,900,000.00
Jan 16, 2026ROGERS MARK NOption Excercise50007.40$ 37,000.00
Jan 16, 2026ROGERS MARK NOpen Market Sale500049.28$ 246,400.00
Jan 15, 2026Rutten Guillaume Marie JeanOpen Market Sale1000053.14$ 531,400.00
Dec 31, 2025Engel KevinOption Excercise86920.00$ 0.00
Dec 31, 2025Engel KevinOption Excercise372539.48$ 147,063.00
Dec 31, 2025Faust MeganOption Excercise86920.00$ 0.00
Dec 31, 2025Faust MeganOption Excercise372539.48$ 147,063.00
Dec 31, 2025Rutten Guillaume Marie JeanOption Excercise86920.00$ 0.00
Dec 26, 2025KIM JAMES JOther Aquisition7250000.00$ 0.00
Dec 26, 20252023 Grantor Retained Annuity Trust of Susan Y. Kim Dated 9/15/2023Other Disposition7250000.00$ 0.00
Dec 26, 2025KIM JOHN TOther Aquisition7250000.00$ 0.00
Dec 26, 2025KIM AGNES COther Aquisition7250000.00$ 0.00
Dec 26, 2025KIM SUSAN YOther Disposition7250000.00$ 0.00
Dec 19, 2025KIM SUSAN YOther Aquisition57825940.00$ 0.00
Dec 19, 2025KIM JAMES JOther Disposition57825940.00$ 0.00
Dec 19, 2025KIM AGNES COther Disposition57825940.00$ 0.00
Dec 16, 2025ROGERS MARK NOption Excercise200007.40$ 148,000.00
Dec 16, 2025ROGERS MARK NOpen Market Sale2000042.95$ 859,000.00
Dec 15, 2025CHURCHILL WINSTON JOption Excercise500019.39$ 96,950.00
Dec 15, 2025CHURCHILL WINSTON JOpen Market Sale500044.29$ 221,450.00
Dec 15, 2025Rutten Guillaume Marie JeanOpen Market Sale1000044.80$ 448,000.00
Dec 12, 2025McCourt MaryFrancesOption Excercise2000019.39$ 387,800.00
Dec 12, 2025McCourt MaryFrancesOpen Market Sale2000046.02$ 920,400.00
Dec 12, 2025Engel KevinOpen Market Sale1100046.21$ 508,310.00
Dec 12, 2025Tily Gil C.Open Market Sale2000046.44$ 928,800.00
Dec 4, 2025KIM SUSAN YOther Disposition15160000.00$ 0.00
Dec 4, 20252023 Grantor Retained Annuity Trust of Susan Y. Kim Dated 9/15/2023Other Disposition7580000.00$ 0.00
Nov 21, 2025KIM JAMES JOther Aquisition9650000.00$ 0.00
Nov 20, 2025KIM AGNES COther Aquisition7050000.00$ 0.00
Nov 20, 20252024 Grantor Retained Annuity Trust of Agnes C. Kim dtd. 8/5/2024Other Disposition7050000.00$ 0.00
Nov 20, 2025KIM SUSAN YOther Aquisition34220000.00$ 0.00
Nov 20, 2025KIM SUSAN YGrant9650000.00$ 0.00
Nov 20, 20252024 Grantor Retained Annuity Trust of James J. Kim dtd. 8/5/2024Other Disposition9650000.00$ 0.00
Nov 20, 20252024 Grantor Retained Annuity Trust of Susan Y. Kim dtd. 8/5/2024Other Disposition8760000.00$ 0.00
Nov 17, 2025Rutten Guillaume Marie JeanOpen Market Sale1000031.68$ 316,800.00
Nov 17, 2025ROGERS MARK NOption Excercise200007.40$ 148,000.00
Nov 17, 2025ROGERS MARK NOpen Market Sale2000031.69$ 633,800.00
Nov 14, 2025Haghighi FarshadOption Excercise7970.00$ 0.00
Nov 14, 2025Haghighi FarshadOption Excercise79731.68$ 25,248.96
Nov 14, 2025Engel KevinOption Excercise6690.00$ 0.00
Nov 14, 2025Engel KevinOption Excercise66931.68$ 21,193.92
Nov 4, 2025KIM JOHN TOther Aquisition16935000.00$ 0.00
Nov 4, 2025John T. Kim 2024 GRAT #2 dtd. 08/09/2024Other Disposition407500.00$ 0.00
Nov 4, 2025John T. Kim 2024 GRAT #1 dtd. 08/09/2024Other Disposition8060000.00$ 0.00
Oct 15, 2025Rutten Guillaume Marie JeanOpen Market Sale1000030.74$ 307,400.00
Sep 30, 2025Engel KevinOption Excercise86920.00$ 0.00
Sep 30, 2025Engel KevinOption Excercise372528.40$ 105,790.00
Sep 30, 2025Faust MeganOption Excercise86920.00$ 0.00
Sep 30, 2025Faust MeganOption Excercise372528.40$ 105,790.00
Sep 30, 2025Rutten Guillaume Marie JeanOption Excercise86920.00$ 0.00
Sep 23, 2025Rutten Guillaume Marie JeanOpen Market Sale1000030.00$ 300,000.00
Sep 9, 2025Haghighi FarshadOpen Market Sale1179225.00$ 294,800.00
Aug 1, 2025KIM JOHN TOther Aquisition7180030.00$ 0.00
Aug 1, 2025KIM JOHN TOpen Market Purchase44158921.85$ 9,648,719.65
Aug 1, 2025KIM SUSAN YOther Aquisition21540070.00$ 0.00
Aug 1, 2025KIM SUSAN YOpen Market Purchase44158921.85$ 9,648,719.65
Jul 31, 2025ROGERS MARK NOpen Market Sale1500023.58$ 353,727.00
Jul 30, 2025KIM JAMES JOther Aquisition44490000.00$ 0.00
Jul 30, 20252023 Grantor Retained Annuity Trust of Agnes C. Kim Dated 4/26/2023Other Disposition17380000.00$ 0.00
Jul 30, 20252023 Grantor Retained Annuity Trust of James J. Kim Dated 4/26/2023Other Disposition27110000.00$ 0.00
Jul 30, 2025KIM AGNES COther Aquisition44490000.00$ 0.00
Jul 30, 2025KIM SUSAN YOther Disposition44490000.00$ 0.00
Jun 30, 2025Rutten Guillaume Marie JeanOption Excercise86910.00$ 0.00
Jun 30, 2025Faust MeganOption Excercise86910.00$ 0.00
Jun 30, 2025Faust MeganOption Excercise372520.99$ 78,187.75
Jun 30, 2025Engel KevinOption Excercise86910.00$ 0.00
Jun 30, 2025Engel KevinOption Excercise372520.99$ 78,187.75
May 14, 2025KIM SUSAN YOption Excercise60170.00$ 0.00
May 14, 2025WATSON DAVID NOption Excercise60170.00$ 0.00
May 14, 2025Tily Gil C.Option Excercise60170.00$ 0.00
May 14, 2025Morse Robert RandolphOption Excercise60170.00$ 0.00
May 14, 2025McCourt MaryFrancesOption Excercise60170.00$ 0.00
May 14, 2025LIU JOHN DOption Excercise29830.00$ 0.00
May 14, 2025Liao Daniel JLOption Excercise6017$ 0.00
May 14, 2025CHURCHILL WINSTON JOption Excercise60170.00$ 0.00
May 14, 2025Carolin Roger AnthonyOption Excercise60170.00$ 0.00
May 14, 2025ALEXANDER DOUGLAS AOption Excercise60170.00$ 0.00