OLIN Corp (OLN) Insider Ownership

Historic Insider Ownership Trends

As of June 06, 2026, the three largest insider holders of OLN are Scott D. Ferguson (Director, 9.47Mn shares), Todd A Slater (Vp Cfo, 106.55K shares), Kenneth Todd Lane (President Ceo, 100.29K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Dana C. O'Brien Svp, Chief Legal Officer 2,098 0 21 Feb, 2025
Todd A Slater Vp Cfo 106,548 0 04 Jan, 2023
William H Weideman - 13,140 0 01 May, 2024
W Anthony Will - 10,000 0 05 Nov, 2021
Carol A Williams - 7,947 0 05 May, 2025
Julie A Piggott - 761 0 03 May, 2024
R Nichole Sumner Vp Controller 26,147 0 24 Feb, 2026
Scott Mcdougald Sutton President Ceo 90,327 0 28 Feb, 2024
Pat D Dawson Evp 21,551 0 24 Feb, 2022
James A Varilek Evp Coo 17,761 0 19 Aug, 2022
Scott D. Ferguson - 0 9,465,160 24 May, 2022
Brett A Flaugher Vp Pres, Winchester 0 77,763 28 Feb, 2024
Teresa M Vermillion Vp Treasurer 18,922 0 24 Feb, 2026
Valerie A Peters Vp, Hr 19,469 0 24 Feb, 2023
Beverley A Babcock - 3,518 0 05 May, 2025
Kenneth Todd Lane President Ceo 100,287 0 20 Mar, 2026
Damian Gumpel Vp Corp Strategy 34,539 0 23 Feb, 2024
Florian J Kohl Vp Pres,Epoxyinternational 5,510 0 24 Feb, 2026
Deon Carter Vp President Capv 357 0 25 Feb, 2026
Angela M Castle Vp Chief Legal Officer 1,528 0 24 Feb, 2026
Marc Ehrhardt Vp Pres Corp Development 20,000 0 07 Aug, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
18 Mar, 2026 Kenneth Todd Lane Common Stock A 50,000 - 119,962 D M
18 Mar, 2026 Kenneth Todd Lane Common Stock D 19,675 $26.25 100,287 D F
18 Mar, 2026 Kenneth Todd Lane Restricted Stock Units D 50,000 $0.00 100,000 D M
25 Feb, 2026 Deon Carter Common Stock D 6,500 $23.73 357 D S
20 Feb, 2026 R Nichole Sumner Common Stock A 1,835 - 26,685 D M
20 Feb, 2026 Todd A Slater Common Stock A 8,690 - 53,393 D M
20 Feb, 2026 Brett A Flaugher Common Stock A 6,276 - 6,513 D M
20 Feb, 2026 Todd A Slater Common Stock A 8,690 - 53,393 D M
20 Feb, 2026 Florian J Kohl Common Stock A 6,035 - 6,980 D M
20 Feb, 2026 Deon Carter Common Stock A 6,759 - 8,650 D M
20 Feb, 2026 R Nichole Sumner Common Stock A 1,835 - 26,685 D M
20 Feb, 2026 Teresa M Vermillion Common Stock A 2,318 - 19,596 D M
20 Feb, 2026 Kenneth Todd Lane Common Stock A 36,206 - 78,773 D M
20 Feb, 2026 Teresa M Vermillion Common Stock A 2,318 - 19,596 D M
20 Feb, 2026 Angela M Castle Common Stock A 3,380 - 4,910 D M
20 Feb, 2026 Brett A Flaugher Common Stock D 1,839 $24.09 4,674 D F
20 Feb, 2026 Todd A Slater Common Stock D 3,850 $24.09 49,543 D F
20 Feb, 2026 R Nichole Sumner Common Stock D 538 $24.09 26,147 D F
20 Feb, 2026 Deon Carter Common Stock D 1,793 $24.09 6,857 D F
20 Feb, 2026 Todd A Slater Common Stock D 3,850 $24.09 49,543 D F