Activist 13D/13G Filings - AMKOR TECHNOLOGY INC. (AMKR)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-10-04
5:03 pm
Sale
13DAMKOR TECHNOLOGY INC.
AMKR
KIM JAMES J0
0.000%
-40,314,232decrease
(Position Closed)
View
2024-07-08
4:32 pm
Sale
13GAMKOR TECHNOLOGY INC.
AMKR
BlackRock Inc.
BLK
12,136,723
4.900%
-2,783,768decrease
(-18.66%)
View
2024-02-13
4:58 pm
Purchase
13GAMKOR TECHNOLOGY INC.
AMKR
VANGUARD GROUP INC14,756,992
6.000%
1,629,910increase
(+12.42%)
View
2024-02-09
09:59 am
Sale
13GAMKOR TECHNOLOGY INC.
AMKR
DIMENSIONAL FUND ADVISORS LP14,862,198
6.000%
-848,986decrease
(-5.40%)
View
2024-01-29
5:25 pm
Purchase
13GAMKOR TECHNOLOGY INC.
AMKR
BlackRock Inc.
BLK
14,920,491
6.100%
1,696,748increase
(+12.83%)
View
2023-09-08
8:04 pm
Sale
13DAMKOR TECHNOLOGY INC.
AMKR
KIM JAMES J40,314,232
16.400%
-11,519,175decrease
(-22.22%)
View
2023-02-10
2:42 pm
Purchase
13GAMKOR TECHNOLOGY INC.
AMKR
DIMENSIONAL FUND ADVISORS LP15,711,184
6.400%
293,851increase
(+1.91%)
View
2023-02-09
11:07 am
Purchase
13GAMKOR TECHNOLOGY INC.
AMKR
VANGUARD GROUP INC13,127,082
5.360%
3,119,868increase
(+31.18%)
View
2023-02-03
12:10 pm
Purchase
13GAMKOR TECHNOLOGY INC.
AMKR
BlackRock Inc.
BLK
13,223,743
5.400%
13,223,743increase
(New Position)
View
2022-02-08
3:52 pm
Sale
13GAMKOR TECHNOLOGY INC.
AMKR
DIMENSIONAL FUND ADVISORS LP15,417,333
6.300%
-1,305,612decrease
(-7.81%)
View
2022-01-04
5:20 pm
Purchase
13DAMKOR TECHNOLOGY INC.
AMKR
KIM JAMES J51,833,407
21.200%
648,550increase
(+1.27%)
View
2021-03-16
4:05 pm
Sale
13DAMKOR TECHNOLOGY INC.
AMKR
KIM JAMES J51,184,857
21.000%
-186,946decrease
(-0.36%)
View
2021-02-12
3:55 pm
Sale
13GAMKOR TECHNOLOGY INC.
AMKR
DIMENSIONAL FUND ADVISORS LP16,722,945
6.900%
-1,329,516decrease
(-7.36%)
View
2020-03-20
10:11 am
Sale
13DAMKOR TECHNOLOGY INC.
AMKR
KIM JAMES J51,371,803
21.300%
-3,336,900decrease
(-6.10%)
View
2020-02-12
10:26 am
Purchase
13GAMKOR TECHNOLOGY INC.
AMKR
DIMENSIONAL FUND ADVISORS LP18,052,461
7.530%
629,708increase
(+3.61%)
View