HALLIBURTON CO — SC TO-I/A Filings
27 SC TO-I/A filings on record
This page lists all SC TO-I/A filings submitted to the SEC by HALLIBURTON CO (HAL), sorted by most recent first. Each row links to the full filing on EdgarLookup. HALLIBURTON CO has filed 27 SC TO-I/A documents with the SEC since 2018. To view all SEC filings by HALLIBURTON CO, see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
11-K
11-K/A
144
15-12B
3
3/A
4
4/A
424B2
424B3
424B5
425
5
8-A12B
8-A12B/A
8-B12B
8-K
8-K/A
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DFAN14A
EFFECT
FWP
NO ACT
NT 11-K
POS AM
POSASR
PRE 14A
PRER14A
PX14A6G
REGDEX
RW
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 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC TO-I/A | SC TO-I/A | 0001193125-13-351250 | Aug 29, 2013 | — |
| SC TO-I/A | SC TO-I/A | 0001193125-13-344554 | Aug 23, 2013 | — |
| SC TO-I/A | SC TO-I/A [AMD. 4] | 0001193125-13-341836 | Aug 21, 2013 | — |
| SC TO-I/A | SC TO - TENDER OFFER AMENDMENT | 0001193125-13-338331 | Aug 16, 2013 | — |
| SC TO-I/A | SC TO-I/A | 0001193125-13-320546 | Aug 6, 2013 | — |
| SC TO-I/A | SC TO-I/A | 0001193125-13-308149 | Jul 30, 2013 | — |
| SC TO-I/A | AMENDMENT NO. 21 TO SCHEDULE TO-I | 0000950129-07-001890 | Apr 6, 2007 | — |
| SC TO-I/A | AMENDMENT NO. 20 TO SCHEDULE TO-I | 0000950134-07-007426 | Apr 3, 2007 | — |
| SC TO-I/A | AMENDMENT NO.19 TO SCHEDULE TO-I | 0000950129-07-001753 | Mar 29, 2007 | — |
| SC TO-I/A | AMENDMENT NO.18 TO SCHEDULE TO-I | 0000950129-07-001707 | Mar 28, 2007 | — |
| SC TO-I/A | AMENDMENT NO.17 TO SCHEDULE TO-I | 0000950129-07-001655 | Mar 27, 2007 | — |
| SC TO-I/A | AMENDMENT NO.16 TO SCHEDULE TO-I | 0000950129-07-001623 | Mar 26, 2007 | — |
| SC TO-I/A | AMENDMENT NO.15 TO SCHEDULE TO-I | 0000950129-07-001574 | Mar 23, 2007 | — |
| SC TO-I/A | AMENDMENT NO.14 TO SCHEDULE TO-I | 0000950129-07-001517 | Mar 22, 2007 | — |
| SC TO-I/A | AMENDMENT NO.13 TO SCHEDULE TO-I | 0000950129-07-001496 | Mar 21, 2007 | — |
| SC TO-I/A | AMENDMENT NO.12 TO SCHEDULE TO-I | 0000950129-07-001475 | Mar 20, 2007 | — |
| SC TO-I/A | AMENDMENT NO.11 TO SCHEDULE TO-I | 0000950129-07-001441 | Mar 19, 2007 | — |
| SC TO-I/A | AMENDMENT NO.10 TO SCHEDULE TO-I | 0000950129-07-001432 | Mar 16, 2007 | — |
| SC TO-I/A | AMENDMENT NO.9 TO SCHEDULE TO-I | 0000950129-07-001393 | Mar 15, 2007 | — |
| SC TO-I/A | AMENDMENT NO.8 TO SCHEDULE TO-I | 0000950129-07-001360 | Mar 14, 2007 | — |
| SC TO-I/A | AMENDMENT NO.7 TO SCHEDULE TO-I | 0000950129-07-001343 | Mar 13, 2007 | — |
| SC TO-I/A | AMENDMENT NO.6 TO SCHEDULE TO-I | 0000950129-07-001320 | Mar 12, 2007 | — |
| SC TO-I/A | AMENDMENT NO.5 TO SCHEDULE TO-I | 0000950129-07-001291 | Mar 9, 2007 | — |
| SC TO-I/A | AMENDMENT NO.4 TO SCHEDULE TO-I | 0000950129-07-001250 | Mar 8, 2007 | — |
| SC TO-I/A | AMENDMENT NO.3 TO SCHEDULE TO-I | 0000950129-07-001224 | Mar 7, 2007 | — |
| SC TO-I/A | AMENDMENT NO.2 TO SCHEDULE TO-I | 0000950129-07-001206 | Mar 6, 2007 | — |
| SC TO-I/A | AMENDMENT NO.1 TO SCHEDULE TO-I | 0000950129-07-001182 | Mar 5, 2007 | — |