INTERNATIONAL BUSINESS MACHINES CORP — SC 13D/A Filings
8 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by INTERNATIONAL BUSINESS MACHINES CORP (IBM), sorted by most recent first. Each row links to the full filing on EdgarLookup. INTERNATIONAL BUSINESS MACHINES CORP has filed 8 SC 13D/A documents with the SEC since 2019. To view all SEC filings by INTERNATIONAL BUSINESS MACHINES CORP, see the full filings list.
All
10-K
10-K405
10-Q
10-Q/A
11-K
11-K/A
144
25
25-NSE
3
3/A
4
4/A
424B2
424B3
424B5
424B8
5
8-A12B
8-A12B/A
8-K
8-K/A
8A12BEF
ARS
CERT
CERTNYS
CORRESP
DEF 14A
DEFA14A
DFAN14A
FWP
IRANNOTICE
NO ACT
PRE 14A
PREC14A
PRRN14A
PX14A6G
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13E3
SC 13E3/A
SC 13E4
SC 13E4/A
SC 13G
SC 13G/A
SC 14D1
SC 14D1/A
SC TO-C
SC TO-T
SC TO-T/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | AMENDMENT NO. 1 | 0000950157-08-001022 | Dec 18, 2008 | — |
| SC 13D/A | SC 13D/A | 0000912057-01-531048 | Aug 31, 2001 | — |
| SC 13D/A | AMENDMENT NO. 3 | 0000950157-97-000629 | Dec 10, 1997 | — |
| SC 13D/A | AMENDMENT NO. 2 | 0000950157-97-000536 | Oct 21, 1997 | — |
| SC 13D/A | AMENDMENT NO. 1 TO SCHEDULE 13D | 0001005477-97-001798 | Jul 3, 1997 | — |
| SC 13D/A | SCHEDULE 13D/A | 0000891554-96-000971 | Dec 19, 1996 | — |
| SC 13D/A | SCHEDULE 13D/A | 0000891554-96-000895 | Dec 2, 1996 | — |
| SC 13D/A | — | 0000891554-96-000462 | Jul 31, 1996 | — |