COMPASS MINERALS INTERNATIONAL INC — DEFA14A Filings
12 DEFA14A filings on record
This page lists all DEFA14A filings submitted to the SEC by COMPASS MINERALS INTERNATIONAL INC (CMP), sorted by most recent first. Each row links to the full filing on EdgarLookup. COMPASS MINERALS INTERNATIONAL INC has filed 12 DEFA14A documents with the SEC since 2017. To view all SEC filings by COMPASS MINERALS INTERNATIONAL INC, see the full filings list.
All
10-K
10-K/A
10-KT
10-Q
10-Q/A
11-K
144
144/A
15-12B
15-12B/A
3
3/A
4
4/A
424B3
424B4
8-A12B
8-K
8-K/A
ARS
CERTNYS
CORRESP
CT ORDER
DEF 14A
DEFA14A
EFFECT
NT 10-K
NT 10-Q
NT 11-K
PRE 14A
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001308179-26-000020 | Jan 23, 2026 | — |
| DEFA14A | DEF 14A | 0001227654-25-000038 | Feb 18, 2025 | — |
| DEFA14A | DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS | 0001308179-25-000014 | Jan 23, 2025 | — |
| DEFA14A | COMPASS MINERALS INTERNATIONAL INC - DEFA14A | 0001308179-23-000005 | Jan 3, 2023 | — |
| DEFA14A | DEFA14A | 0001104659-22-002915 | Jan 11, 2022 | — |
| DEFA14A | DEFA14A | 0001104659-21-045942 | Apr 2, 2021 | — |
| DEFA14A | DEFA14A | 0001193125-20-091756 | Mar 31, 2020 | — |
| DEFA14A | DEFA14A | 0001193125-19-085846 | Mar 26, 2019 | — |
| DEFA14A | DEFA14A | 0001193125-18-096550 | Mar 27, 2018 | — |
| DEFA14A | DEFA14A | 0001104659-17-018204 | Mar 21, 2017 | — |
| DEFA14A | DEFA14A | 0001227654-16-000114 | Mar 24, 2016 | — |
| DEFA14A | COMPASS MINERALS INTERNATIONAL, INC. DEFA 14A 4-29-2013 | 0001140361-13-017700 | Apr 29, 2013 | — |