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AMKOR TECHNOLOGY, INC.

AMKR Net selling
CIK 0001047127 #837 in the set updated 17 Sep 2026
Bought (120 mo)
$281.65M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$2.56B
$2.99M on a plan · $67.14M straight out of an exercise
Sold at will
$2.49B
83 of 272 sales
Net
−$2.27B
−$2.20B against sales at will

By person

60 insiders · 319 transactions
Insider
Role
Bought
Sold
Net
Holding
Worth
Change
915 Investments, LP entity
Member of 10% owner group (2)
$717.10M (2)
−$717.10M
29,594,980
$1.45B
−40.3%
KIM JOHN T
10% owner
$28.65M (3)
$687.96M (13)
−$659.31M
35,189,469
$1.73B
+125.4%
KIM AGNES C
Member of 10% owner group (4)
$45.82M (2)
$260.85M (3)
−$215.03M
11,187,355
$548.74M
−67.7%
KIM SUSAN Y
Director
$28.65M (3)
$203.06M (12)
−$174.41M
7,244,387
$355.34M
KIM JAMES J
10% owner
$91.60M (4)
$260.85M (3)
−$169.25M
1,236,645
$60.66M
−93.3%
KIM DAVID D
Member of 10% owner group (5)
$28.65M (2)
$91.72M (4)
−$63.08M
3,789,479
$185.87M
−38.8%
SUJODA Investments, LP entity
Member of 10% owner group (2)
$28.65M (2)
$91.60M (3)
−$62.95M
3,789,479
$185.87M
−38.8%
Sujoda Management, LLC entity
Member of 10% owner group (4)
$28.65M (2)
$91.60M (3)
−$62.95M
3,789,479
$185.87M
−38.8%
Rutten Guillaume Marie Jean
Director
$36.94M (64) scheduled
−$36.94M
461,732
$22.65M
James J. Kim 2008 Trust FBO Descendants of John T. Kim entity
See Exhibit 99.1
$25.17M (1)
−$25.17M
1,093,574
$53.64M
−59.9%
James J. Kim 2008 Trust FBO Alexandra Kim Panichello & Descendants entity
See Exhibit 99.1
$12.58M (1)
−$12.58M
546,787
$26.82M
−59.9%
James J. Kim 2008 Trust FBO Dylan James Panichello & Descendants entity
See Exhibit 99.1
$12.58M (1)
−$12.58M
546,787
$26.82M
−59.9%
James J. Kim 2008 Trust FBO Jacqueline Mary Panichello & Descendants entity
See Exhibit 99.1
$12.58M (1)
−$12.58M
546,787
$26.82M
−59.9%
Faust Megan
CFO
$7.84M (52) scheduled
−$7.84M
134,105
$6.58M
Kelley Stephen Douglas
President and CEO
$949.00K (2)
$8.52M (10) scheduled
−$7.57M
286,200
$14.04M
−62.0%
CHURCHILL WINSTON J
Director
$6.22M (22) scheduled
−$6.22M
28,681
$1.41M
+72.2%
Stone John Charles
Executive Vice President
$6.14M (16) scheduled
−$6.14M
31,038
$1.52M
+3.3%
ROGERS MARK N
EVP & General Counsel
$22.85K (1)
$5.80M (14) scheduled
−$5.78M
38,904
$1.91M
Tily Gil C.
Director
$5.02M (9)
−$5.02M
185,038
$9.08M
+53.5%
Carolin Roger Anthony
Director
$3.59M (8) scheduled
−$3.59M
94,409
$4.63M
+34.9%
Haghighi Farshad
Executive Vice President
$2.65M (7)
−$2.65M
8,354
$409.76K
+182.9%
Engel Kevin K.
President and CEO
$2.40M (9)
−$2.40M
9,666
$474.12K
+1,741%
McCourt MaryFrances
Director
$18.15K (1)
$2.07M (6) scheduled
−$2.05M
65,811
$3.23M
ALEXANDER DOUGLAS A
Director
$661.95K (3) scheduled
−$661.95K
29,109
$1.43M
Shin Sung
Executive Vice President
$124.65K (1)
−$124.65K
15,418
$756.25K
ZUG JAMES W
Director
$120.70K (1) scheduled
−$120.70K
49,243
$2.42M
+7.5%
OSBORNE JOHN
Director
$85.82K (1)
−$85.82K
37,816
$1.85M
−8.6%
DAVID D KIM TRUST OF 12/31/87 entity
See Exhibit 99.1
(2)
$0.00
0
$0.00
−100.0%
Qualified Annuity Trust under the Susan Y. Kim 2020-1 Irrevocable Trust Agreement dated 04/01/2020 entity
Member of 10% owner group (2)
1,958,355
$96.06M
−60.5%
2024 Grantor Retained Annuity Trust of James J. Kim dtd. 8/5/2024 entity
Member of 10% owner group (2)
1,235,000
$60.58M
−43.9%
John T. Kim 2024 GRAT #1 dtd. 08/09/2024
Member of 10% owner group
1,194,000
$58.57M
−40.3%
2024 Grantor Retained Annuity Trust of Susan Y. Kim dtd. 8/5/2024 entity
Member of 10% owner group (2)
1,124,000
$55.13M
−43.8%
2024 Grantor Retained Annuity Trust of Agnes C. Kim dtd. 8/5/2024 entity
Member of 10% owner group (2)
895,000
$43.90M
−44.1%
Susan Y. Kim 2012 Generation-Skipping Trust U/A Dated December 11, 2012 entity
Member of 10% owner group (2)
164,678
$8.08M
Susins, LLC entity
Member of 10% owner group (2)
164,678
$8.08M
Morse Robert Randolph
Director
134,977
$6.62M
+779.0%
WATSON DAVID N
Director
130,650
$6.41M
+2,340%
John T. Kim 2024 GRAT #2 dtd. 08/09/2024
Member of 10% owner group
59,250
$2.91M
−40.8%
Liao Daniel JL
Director
40,804
$2.00M
LIU JOHN D
Director
2,983
$146.32K
2023 Grantor Retained Annuity Trust of Susan Y. Kim Dated 9/15/2023 entity
Member of 10% owner group (2)
0
$0.00
−100.0%
2023 Grantor Retained Annuity Trust of Agnes C. Kim Dated 4/26/2023 entity
Member of 10% owner group (3)
0
$0.00
−100.0%
2023 Grantor Retained Annuity Trust of James J. Kim Dated 4/26/2023 entity
Member of 10% owner group (3)
0
$0.00
−100.0%
James J. Kim 2021 Qualified Annuity Trust U/A Dated 12/15/2021 entity
Member of 10% owner group (3)
0
$0.00
Agnes C. Kim 2020-1 Qualified Annuity Trust Under Agreement Dated 12/16/20 entity
Member of 10% owner group (4)
0
$0.00
−100.0%
Family Trust Under the Susan Y. Kim 2012 Irrevocable Trust Agreement Dated 7/26/12 entity
Member of 10% owner group (2)
0
$0.00
−100.0%
Jacqueline Investments, LLC entity
Member of 10% owner group (2)
0
$0.00
Dylan Investments, LLC entity
Member of 10% owner group (2)
0
$0.00
Family Trust under the Susan Y. Kim 2018-1 Irrevocable Trust Agreement dtd. 8/29/18 entity
Member of 10% owner group (2)
0
$0.00
−100.0%
Alexandra Investments, LLC entity
Member of 10% owner group (2)
0
$0.00
Family Trust Under the Susan Y. Kim 2020-1 Irrevocable Trust Agreement Dated 04/01/2020 entity
Member of 10% owner group (2)
0
$0.00
−100.0%
Blaney Liam E
Member of 10% owner group (4)
0
$0.00
−100.0%
Qualified Annuity Trust under the Susan Y. Kim 2018-1 Irrevocable Trust Agreement dtd August 29, 2018 entity
Member of 10% owner group (2)
0
$0.00
−100.0%
Qualified Annuity Trust under the John T. Kim 2018 Irrevocable Trust Agreement Dated 2/6/18 entity
Member of 10% owner group (2)
0
$0.00
−100.0%
Qualified Annuity Trust under the James J. Kim 2020-1 Annuity Trust Agreement dated 04/01/2020 entity
Member of 10% owner group (3)
0
$0.00
−100.0%
Qualified Annuity Trust under the James J. Kim 2019-1 Qualified Annuity Trust Agreement dtd September10,2019 entity
Member of 10% owner group (4)
0
$0.00
−100.0%
Qualified Annuity Trust under the James J. Kim 2018-1 Qualified Annuity Trust Agreement dtd 8/30/18 entity
Member of 10% owner group (4)
0
$0.00
−100.0%
Trust of Kim Susan Y dated 4/16/98 for the benefit of Alexandra Panichello entity
See Exhibit 99.1
0
$0.00
−100.0%
Irrevocable Deed of Trust of Susan Y. Kim dated 4/16/98 For the Benefit of Jacqueline Mary Panichello entity
See Exhibit 99.1
0
$0.00
−100.0%
Irrevocable Deed of Trust of Susan Y. Kim dated 4/16/98 For the Benefit of Dylan James Panichello entity
See Exhibit 99.1
0
$0.00
−100.0%

No percentages here. These insiders hold more than one class of share between them, and the share count on file covers one of them rather than all. Dividing the two would compare different things.

Insider
Date
Role
Action
Shares
Price
Amount
KIM JAMES J
20 Jul 2026
10% owner
Exercised, kept
250,000
$9.48
$2.37M
KIM JAMES J
20 Jul 2026
10% owner
Exercised, kept
200,000
$9.86
$1.97M
KIM AGNES C
20 Jul 2026
Member of 10% owner group (4)
Exercised, kept indirect
250,000
$9.48
$2.37M
KIM AGNES C
20 Jul 2026
Member of 10% owner group (4)
Exercised, kept indirect
200,000
$9.86
$1.97M
Morse Robert Randolph
7 Apr 2026
Director
Exercised, kept
20,000
$5.66
$113.20K
KIM SUSAN Y
7 Apr 2026
Director
Exercised, kept
20,000
$5.66
$113.20K
WATSON DAVID N
25 Feb 2026
Director
Exercised, kept
20,000
$5.66
$113.20K
WATSON DAVID N
14 Mar 2025
Director
Exercised, kept
20,000
$6.81
$136.20K
Morse Robert Randolph
25 Feb 2025
Director
Exercised, kept
20,000
$6.81
$136.20K
Carolin Roger Anthony
11 Feb 2025
Director
Exercised, kept
20,000
$5.66
$113.20K
Carolin Roger Anthony
11 Feb 2025
Director
Exercised, kept
20,000
$6.81
$136.20K
KIM SUSAN Y
21 Nov 2024
Director
Exercised, kept
20,000
$6.81
$136.20K
KIM SUSAN Y
21 Nov 2024
Director
Exercised, kept
5,000
$8.92
$44.60K
WATSON DAVID N
2 May 2024
Director
Exercised, kept
20,000
$9.87
$197.40K
Morse Robert Randolph
16 Nov 2023
Director
Exercised, kept
20,000
$9.17
$183.40K
Morse Robert Randolph
24 May 2022
Director
Exercised, kept
20,000
$4.68
$93.60K
KIM JOHN T
3 May 2021
10% owner
Exercised, kept
20,000
$6.46
$129.20K
Tily Gil C.
1 Mar 2021
Director
Exercised, kept
10,938
$9.86
$107.85K
Tily Gil C.
11 Feb 2021
Director
Exercised, kept
20,000
$7.07
$141.40K
Tily Gil C.
11 Feb 2021
Director
Exercised, kept
64,062
$9.86
$631.65K
Showing 250 of 319 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 786
Amendments (4/A) skipped 9
Filings about a different issuer 0
Unreadable filings 0
Joint filings 1
Sales on a Rule 10b5-1 plan 12
Sales straight out of an exercise 177
Sales at will 83
Transactions with no price 4
Shares from compensation/vesting 265,802,233
Sales filed before the plan box existed 52
History held since 6 Sep 2016