Olin OLN Institutional Ownership

NYSE OLN

$17.47 -0.42 (-2.35%)

As of: Sep 9, 2026 · 3:59 PM EDT

Institutions by Trading Activity

412 Institutions

Increased 214 51.9%

Unchanged 77 18.7%

Reduced 121 29.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

101.17%

▲+2.46 pp QoQ

Shares Held by Institutions

115.24Mn

of 113.90Mn outstanding

▲+7.44% QoQ

Shares Outstanding

113.90Mn

-1.34Mn held outside 13F filers

Institutional Investors

412

filed 13F for Jun 2026

▼-8 vs prior quarter

Net Shares Added (QoQ)

+7.98Mn

accumulated since last quarter

Value of Holdings

$2.00Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

OLIN Corp (NYSE:OLN) appears in 412 institutional 13F filings for the quarter ending June 2026.

These investors collectively held 101.2% of Olin's outstanding shares in June 2026, up from 98.7% in March 2026.
They increased total shares held in Olin by 7.44% from last quarter, and the number of investors in OLN increased 16.38% annually.
Activity in OLN broke down as 214 buyers, 121 sellers, and 77 unchanged among 412 total holders.
Altogether, these fund groups held 115.24Mn shares in OLN by June 2026, up by 7.98Mn shares quarter on quarter, and up 12.05Mn shares year over year.
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC leads ownership in OLN with 16.02Mn shares as of June 30, 2026, equal to 14.07% of outstanding shares.
The biggest buyers of Olin for the quarter ending June 2026 included AQR CAPITAL MANAGEMENT LLC (4.34Mn), Sixth Street Partners Management Company, L.P. (1.54Mn), CAPTRUST FINANCIAL ADVISORS (1.3Mn), HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC (936.99K), Jpmorgan Chase & Co (726.44K).
Leading sellers of Olin shares for the quarter ending June 2026 were MILLENNIUM MANAGEMENT LLC (984.37K), FULLER & THALER ASSET MANAGEMENT, INC. (714.29K), TWO SIGMA INVESTMENTS, LP (704.41K), TUDOR INVESTMENT CORP ET AL (631.72K), D. E. Shaw & Co., Inc. (562.22K).
Per Business Quant, the top 10 investors in OLN for the quarter ending June 2026 include HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC (16.02Mn), BlackRock, Inc. (11.98Mn), DIMENSIONAL FUND ADVISORS LP (6.17Mn), AQR CAPITAL MANAGEMENT LLC (5.51Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (5.45Mn), VANGUARD CAPITAL MANAGEMENT LLC (5.14Mn), State Street Corp (4.8Mn), FULLER & THALER ASSET MANAGEMENT, INC. (4.3Mn), YACKTMAN ASSET MANAGEMENT LP (4.21Mn), PZENA INVESTMENT MANAGEMENT LLC (3.89Mn).

Form 13F Holdings

412 Institutional Holders

Report period 30 Jun, 2026

Total shares held 115.24Mn

Of outstanding 101.17%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	0001164833	16,021,214	14.07%	▲936,990	+6.21%	$317.54Mn
2	BlackRock, Inc.	0002012383	11,984,254	10.52%	▲497,398	+4.33%	$237.53Mn
3	DIMENSIONAL FUND ADVISORS LP	0000354204	6,166,477	5.41%	▲538,480	+9.57%	$122.23Mn
4	AQR CAPITAL MANAGEMENT LLC	0001167557	5,510,335	4.84%	▲4,344,109	+372.49%	$109.21Mn
5	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	5,447,478	4.78%	▲8,071	+0.15%	$107.97Mn
6	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	5,138,572	4.51%	▲99,604	+1.98%	$101.85Mn
7	State Street Corp	0000093751	4,799,788	4.21%	▼230	0.00%	$95.13Mn
8	FULLER & THALER ASSET MANAGEMENT, INC.	0001082327	4,301,590	3.78%	▼714,287	-14.24%	$85.26Mn
9	YACKTMAN ASSET MANAGEMENT LP	0000905567	4,209,403	3.70%	▲117,192	+2.86%	$83.43Mn
10	PZENA INVESTMENT MANAGEMENT LLC	0001027796	3,890,204	3.42%	▼541,409	-12.22%	$77.10Mn
11	Goldman Sachs Group Inc	0000886982	2,550,105	2.24%	▼286,078	-10.09%	$50.54Mn
12	CITADEL ADVISORS LLC	0001423053	2,233,816	1.96%	▲593,302	+36.17%	$44.27Mn
13	SEMPER AUGUSTUS INVESTMENTS GROUP LLC	0001115373	2,153,826	1.89%	▲124,507	+6.14%	$42.69Mn
14	GEODE CAPITAL MANAGEMENT, LLC	0001214717	2,107,148	1.85%	▼4,428	-0.21%	$41.78Mn
15	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	1,543,162	1.35%	▼14,020	-0.90%	$30.59Mn
15	Sixth Street Partners Management Company, L.P.	0001812095	1,543,162	1.35%	▲1,543,162	0.00%	$30.59Mn
16	Morgan Stanley	0000895421	1,384,610	1.22%	▼267,057	-16.17%	$27.44Mn
17	CAPTRUST FINANCIAL ADVISORS	0001512024	1,321,951	1.16%	▲1,301,343	+6,314.75%	$26.20Mn
18	Bank Of America Corp /De/	0000070858	1,284,002	1.13%	▼490,007	-27.62%	$25.45Mn
19	Bank of New York Mellon Corp	0001390777	1,200,056	1.05%	▼32,856	-2.66%	$23.79Mn

Showing 1 to 20 of 412 holders