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OLIN Corp — DEFA14A Filings

18 DEFA14A filings on record

This page lists all DEFA14A filings submitted to the SEC by OLIN Corp (OLN), sorted by most recent first. Each row links to the full filing on EdgarLookup. OLIN Corp has filed 18 DEFA14A documents with the SEC since 2016. To view all SEC filings by OLIN Corp, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 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 425 8-A12B 8-K 8-K/A ARS AW CORRESP DEF 14A DEFA14A DEFM14A DEFR14A DFAN14A EFFECT FWP POS AM POSASR PRE 14A PREM14A PRER14A RW RW WD 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 SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
DEFA14A ADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALS 0000074303-26-000042 Mar 20, 2026
DEFA14A DEFA14A 0000074303-25-000057 Mar 21, 2025
DEFA14A DEFA14A 2023 ADDITIONAL PROXY MATERIALS 0000074303-24-000085 Mar 15, 2024
DEFA14A DEFA14A 2023 ADDITIONAL PROXY MATERIALS 0000074303-23-000085 Mar 17, 2023
DEFA14A DEFA14A 2022 ADDITIONAL PROXY MATERIALS 0000074303-22-000043 Mar 14, 2022
DEFA14A DEFA14A 2021 ADDITIONAL MATIERALS COVER PAGE 0000074303-21-000041 Mar 3, 2021
DEFA14A DEFA14A 2020 PRELIMINARY PROXY STATEMENT 0000074303-20-000077 Mar 2, 2020
DEFA14A SCHEDULE 14A 0000950157-20-000268 Mar 2, 2020
DEFA14A SCHEDULE 14A 0000950157-20-000229 Feb 25, 2020
DEFA14A DEFA14A 2019 ADDITIONAL MATIERALS COVER PAGE 0000074303-19-000021 Mar 1, 2019
DEFA14A DEFA14A 0000074303-18-000010 Mar 9, 2018
DEFA14A DEFA14A 0000074303-17-000037 Apr 13, 2017
DEFA14A DEFA14A COVER PAGE 0000074303-16-000097 Mar 31, 2016
DEFA14A DEFA 14A COVER PAGE 0000074303-15-000025 Apr 9, 2015
DEFA14A DEF 14A COVER PAGE 0000074303-14-000023 Apr 4, 2014
DEFA14A DEFA 14A COVER PAGE 0000074303-13-000017 Apr 8, 2013
DEFA14A DEFA 14A COVER PAGE 0000074303-12-000036 Apr 5, 2012
DEFA14A SCHEDULE 14A 0000950157-02-000629 Sep 10, 2002