FLAUGHER BRETT A 4

What Happened

• Brett A. Flaugher, VP & President, Winchester for OLIN Corp (OLN), received a compensation award on Feb 18, 2026 consisting of 237 shares and 24,010 restricted stock units (RSUs). The reported acquisition price for both items is $0.00. The 24,010 RSUs are derivative awards that represent contingent rights to receive one share of OLIN common stock each, so the total potential shares from this grant are 24,247.

Key Details

• Transaction date: 2026-02-18; Report filed: 2026-02-20.
• Items: 237 shares acquired; 24,010 RSUs (derivative) granted. Reported price: $0.00 (award/grant).
• Footnotes: F1 — each RSU converts to one share when settled. F2 — the RSUs vest in three annual installments beginning Feb 18, 2027.
• Shares owned after transaction: not disclosed in the provided filing excerpt.
• Timeliness: filing appears timely (reported within two days of the transaction); no late filing indicated.

Context

• This is a compensation award (not an open‑market purchase or sale). Awards like RSUs are common executive compensation and represent potential future shares if vesting conditions are met; they do not necessarily signal a near‑term buy or sell decision.