OIL STATES INTERNATIONAL, INC — DEFA14A Filings
11 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by OIL STATES INTERNATIONAL, INC (OIS), sorted by most recent first. Each row links to the full filing on EdgarLookup. OIL STATES INTERNATIONAL, INC has filed 11 DEFA14A documents with the SEC since 2010. To view all SEC filings by OIL STATES INTERNATIONAL, INC, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
144
3
3/A
4
4/A
424B3
424B4
424B5
424B7
5
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DEFR14A
EFFECT
IRANNOTICE
POS AM
PRE 14A
S-1
S-1/A
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-I
SC TO-I/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001121484-26-000018 | Mar 27, 2026 | — |
| DEFA14A | DEFA14A | 0001121484-25-000041 | Mar 26, 2025 | — |
| DEFA14A | OIL STATES INTERNATIONAL, INC - DEFA14A | 0001121484-24-000027 | Mar 20, 2024 | — |
| DEFA14A | PROXY STATEMENT SUPPLEMENT | 0001121484-23-000041 | Apr 11, 2023 | — |
| DEFA14A | OIL STATES INTERNATIONAL, INC - DEFA14A | 0001121484-23-000026 | Mar 23, 2023 | — |
| DEFA14A | OIL STATES INTERNATIONAL, INC - DEFA14A | 0001121484-22-000042 | Mar 24, 2022 | — |
| DEFA14A | OIL STATES INTERNATIONAL, INC - DEFA14A | 0001121484-21-000059 | Mar 25, 2021 | — |
| DEFA14A | DEFA14A | 0001121484-20-000055 | Apr 21, 2020 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001206774-20-000889 | Mar 24, 2020 | — |
| DEFA14A | DEFA14A | 0001121484-18-000029 | Apr 3, 2018 | — |
| DEFA14A | FORM DEFA14A | 0001437749-16-028295 | Mar 23, 2016 | — |