AMKOR TECHNOLOGY, INC. — SCHEDULE 13D/A Filings
2 SCHEDULE 13D/A filings on record
This page lists all SCHEDULE 13D/A filings submitted to the SEC by AMKOR TECHNOLOGY, INC. (AMKR), sorted by most recent first. Each row links to the full filing on EdgarLookup. AMKOR TECHNOLOGY, INC. has filed 2 SCHEDULE 13D/A documents with the SEC since 2018. To view all SEC filings by AMKOR TECHNOLOGY, INC., see the full filings list.
All
10-K
10-K/A
10-K405
10-K405/A
10-Q
10-Q/A
11-K
144
3
3/A
4
4/A
424B1
424B2
424B3
424B4
424B5
424B7
5
5/A
8-A12G
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFS14A
EFFECT
FWP
NT 10-K
NT 10-Q
POS AM
PRE 14A
PRES14A
PX14A6G
RW
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13D/A | — | 0001193125-26-054669 | Feb 17, 2026 | — |
| SCHEDULE 13D/A | — | 0000950170-25-073531 | May 16, 2025 | — |