STATE OF WISCONSIN INVESTMENT BOARD

Position in OLN — OLIN Corp

CIK 854157 MADISON, WI

Position in OLN

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$1,353,190

+$188,689 QoQ

Shares Held

45,516

-18.6% QoQ

Ownership

0.040%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Mar 31, 2026

STATE OF WISCONSIN INVESTMENT BOARD holds $26,843,183 across 7 Chemicals names. OLN ranks #4 (5.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	DOW	Dow Inc.	380,693	$15,855,863
2	CE	Celanese Corp	78,970	$5,193,856
3	GPRE	Green Plains Inc.	149,998	$2,467,467
4	OLN	OLIN Corp This page	45,516	$1,353,190
5	REX	REX AMERICAN RESOURCES Corp	28,327	$1,290,861
6	HUN	Huntsman CORP	42,373	$563,984
7	TROX	Tronox Holdings plc	12,074	$117,962

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,353,190	45,516	-18.6%	Shares	Sole	2026-05-15
2025-12-31	$1,164,501	55,905	+380.7%	Shares	Sole	2026-02-17
2025-09-30	$290,633	11,630	-0.5%	Shares	Sole	2025-11-14
2025-06-30	$234,872	11,691	-5.0%	Shares	Sole	2025-08-14
2025-03-31	$298,321	12,307	-72.0%	Shares	Sole	2025-05-15
2024-12-31	$1,487,470	44,008	-81.1%	Shares	Sole	2025-02-14
2024-09-30	$11,168,064	232,765	-1.0%	Shares	Sole	2024-11-14
2024-06-30	$11,086,615	235,135	+6.2%	Shares	Sole	2024-08-14
2024-03-31	$13,024,141	221,499	-10.9%	Shares	Sole	2024-05-14
2023-12-31	$13,404,848	248,468	+9.9%	Shares	Sole	2024-02-12
2023-09-30	$11,296,979	226,030	+2.8%	Shares	Sole	2023-11-14
2023-06-30	$11,301,072	219,908	-21.5%	Shares	Sole	2023-08-14
2023-03-31	$15,543,718	280,067	-11.3%	Shares	Sole	2023-05-15
2022-12-31	$16,723,163	315,889	-2.9%	Shares	Sole	2023-02-14
2022-09-30	$13,954,652	325,435	-3.0%	Shares	Sole	2022-11-14
2022-06-30	$15,530,966	335,587	+20.3%	Shares	Sole	2022-08-15
2022-03-31	$14,586,904	279,015	+1495.6%	Shares	Sole	2022-05-13
2021-12-31	$1,005,794	17,486	-3.0%	Shares	Sole	2022-02-11
2021-09-30	$869,513	18,021	+5.0%	Shares	Sole	2021-11-12
2021-06-30	$794,237	17,169	-5.0%	Shares	Sole	2021-08-12
2021-03-31	$686,573	18,082	-1.4%	Shares	Sole	2021-05-17
2020-12-31	$450,283	18,334	-4.1%	Shares	Sole	2021-02-03
2020-09-30	$236,631	19,114	+2.0%	Shares	Sole	2020-11-16
2020-06-30	$215,368	18,744	-12.0%	Shares	Sole	2020-08-12
2020-03-31	$248,617	21,304	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.