BlackRock’s Olin OLN Stock Holding History

BlackRock’s Portfolio OLN Stock Details OLN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	–	Sell	-2,500	Closed	-$51K	–	3791
2016 Q3	$51K	Buy	+2,500	New	+$53.8K	﹤0.01%	2949

Other funds holding OLN

Hotchkis & Wiley Capital Management Los Angeles, California $34.3B AUM 22.63% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

YAM

Yacktman Asset Management Austin, Texas $8.09B AUM 19.03% 1-Year Est. Return

Pzena Investment Management New York $34.1B AUM 23.81% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

BlackRock's OLN Position: Q2 2026 in Review

BlackRock increased its Olin (OLN) stake by 4.3% in Q2 2026, buying an estimated $13M and bringing the position to 11,984,254 shares worth $238M. The position accounts for ﹤0.01% of the portfolio, ranked #1689.

BlackRock first reported a position in OLN in Q2 2013 and has held it in 53 quarters since. The position peaked at $881M in Q4 2021. 413 funds tracked by Wall St. Rank hold OLN as of Q2 2026.

BlackRock held 11,984,254 shares of Olin worth $238M as of Q2 2026.
BlackRock bought 497,398 Olin shares in Q2 2026, an estimated $13M.
Olin made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #1689 holding.
BlackRock first reported a position in Olin in Q2 2013 and has held it in 53 quarters since.
BlackRock's Olin position peaked at $881M in Q4 2021.
413 funds tracked by Wall St. Rank held Olin as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.