InsiderTrades

Form 4 for OLN OLIN Corp

Accepted 2026-02-24 00:00:00 ET · period of report 2026-02-20 · accession 0001727635-26-000005 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-02-24 2026-02-20 OLN FLAUGHER BRETT A VP, Pres, Winchester F - Tax $24.09 -1,839 4,674 -28% -$44.3K
D 2026-02-24 2026-02-20 OLN FLAUGHER BRETT A VP, Pres, Winchester M - OptEx — +6,276 6,513 +2,648% —
D 2026-02-24 2026-02-20 OLN FLAUGHER BRETT A VP, Pres, Winchester M - OptEx $0.00 -6,276 12.6K -33% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-20 F D 1,839 $24.09 4,674 D — —
2 Common Common Stock 2026-02-20 M A 6,276 — 6,513 D — — (F1) Restricted stock units convert into common stock on a one-to-one basis.
3 Derivative Restricted Stock Units 2026-02-20 M D 6,276 $0.00 12,552 D — · — to — 6,276 Common Stock (F1) Restricted stock units convert into common stock on a one-to-one basis. (F2) On February 20, 2025 the reporting person was granted 18,827 restricted stock units, 6,276 vested on February 20, 2026, 6,276 will vest on February 20, 2027 and 6,275 will vest on February 20, 2028.