InsiderTrades

Form 4 for OLN OLIN Corp

Accepted 2026-02-05 00:00:00 ET · period of report 2026-02-03 · accession 0001607503-26-000004 · 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 2026-02-05 2026-02-03 OLN Sumner R Nichole VP, Ctrl S - Sale+OE $22.49 -4,750 24.8K -16% -$106.8K
D 2026-02-05 2026-02-03 OLN Sumner R Nichole VP, Ctrl M - OptEx $13.14 +4,750 29.5K +19% +$62.4K
D 2026-02-05 2026-02-03 OLN Sumner R Nichole VP, Ctrl M - OptEx $0.00 -4,750 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-03 S D 4,750 $22.49 24,771 D — — (F1) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.48 to $22.52, inclusive. The reporting person undertakes to provide to Olin Corporation, any security holder of Olin Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 1 to this Form 4.
2 Common Common Stock 2026-02-03 M A 4,750 $13.14 29,521 D — —
3 Derivative Employee Stock Options (Right to Buy) 2026-02-03 M D 4,750 $0.00 0 D $13.14 · 2017-02-12 to 2026-02-12 4,750 Common Stock (F3) The option vested in three equal annual installments on February 12, 2017, 2018 and 2019.