Jane Street’s Koppers KOP Stock Holding History

Jane Street’s Portfolio KOP Stock Details KOP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-7,500	Closed	-$290K	–	12417
2026 Q1	$290K	Buy	+7,500	New	+$251K	﹤0.01%	9304

Other funds holding KOP

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

SCM

Simcoe Capital Management New York $549M AUM 24.95% 1-Year Est. Return

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

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

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

LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Jane Street's KOP Position: Q2 2026 in Review

Jane Street reduced its Koppers (KOP) stake by 63% in Q2 2026, selling an estimated $3.8M and leaving 54,010 shares worth $2.43M. The position accounts for ﹤0.01% of the portfolio, ranked #4838.

Jane Street first reported a position in KOP in Q1 2021 and has held it in 14 quarters since. The position peaked at $5.68M in Q1 2026. 217 funds tracked by Wall St. Rank hold KOP as of Q2 2026.

Jane Street held 54,010 shares of Koppers worth $2.43M as of Q2 2026.
Jane Street sold 92,939 Koppers shares in Q2 2026, an estimated $3.8M.
Koppers made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #4838 holding.
Jane Street first reported a position in Koppers in Q1 2021 and has held it in 14 quarters since.
Jane Street's Koppers position peaked at $5.68M in Q1 2026.
217 funds tracked by Wall St. Rank held Koppers as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.