Rossby Financial’s Olin OLN Stock Holding History

Rossby Financial’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
2026 Q1	$1.17M	Buy	40,038 +23,038	+136%	+$563K	0.24%	85
2025 Q4	$354K	Buy	+17,000	New	+$367K	0.11%	164

Other funds holding OLN

Hotchkis & Wiley Capital Management Los Angeles, California $32.4B AUM 17.21% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Pzena Investment Management New York $30.8B AUM 11.29% 1-Year Est. Return

YAM

Yacktman Asset Management Austin, Texas $7.5B AUM 22.48% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Rossby Financial's OLN Position: Q1 2026 in Review

Rossby Financial increased its Olin (OLN) stake by 136% in Q1 2026, buying an estimated $563K and bringing the position to 40,038 shares worth $1.17M. The position accounts for 0.24% of the portfolio, ranked #85.

Rossby Financial first reported a position in OLN in Q4 2025 and has held it in 2 quarters since. 417 funds tracked by Wall St. Rank hold OLN as of Q1 2026.

Rossby Financial held 40,038 shares of Olin worth $1.17M as of Q1 2026.
Rossby Financial bought 23,038 Olin shares in Q1 2026, an estimated $563K.
Olin made up 0.24% of Rossby Financial's portfolio in Q1 2026, its #85 holding.
Rossby Financial first reported a position in Olin in Q4 2025 and has held it in 2 quarters since.
417 funds tracked by Wall St. Rank held Olin as of Q1 2026.

Based on Rossby Financial's 13F filing for Q1 2026, filed 11 May 2026.