OLIN CORP

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Q: Mar 31 2025

FY: Dec 31 2024

Q: Sep 30 2024

Q: Jun 30 2024

Q: Mar 31 2024

FY: Dec 31 2023

Q: Sep 30 2023

Q: Jun 30 2023

Q: Mar 31 2023

FY: Dec 31 2022

Q: Sep 30 2022

Q: Jun 30 2022

Q: Mar 31 2022

FY: Dec 31 2021

Q: Sep 30 2021

Submission of Matters to a Vote of Security Holders

Other Events

Regulation FD Disclosure

Results of Operations and Financial Condition

Regulation FD Disclosure

Entry into a Material Definitive Agreement

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Regulation FD Disclosure

Regulation FD Disclosure

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Regulation FD Disclosure

Results of Operations and Financial Condition

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Regulation FD Disclosure

Entry into a Material Definitive Agreement

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Written communication about a business combination transaction (Rule 425)

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

AQR CAPITAL MANAGEMENT LLC

DIMENSIONAL FUND ADVISORS LP

Carter Deon

Kohl Florian J

Kohl Florian J

FULLER & THALER ASSET MANAGEMENT, INC.

PIGGOTT JULIE A

Ehrhardt Marc

Daly Edward

Darnall Matthew S

Babcock Beverley A

Shipp Earl L

Williams Carol A

Weideman William H

VANGUARD CAPITAL MANAGEMENT LLC

VANGUARD GROUP INC

Lane Kenneth Todd

Carter Deon

Carter Deon

Castle Angela M

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Specialized Disclosure Report

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)