Jane Street
KOP icon

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 		$2.43M Sell
54,010
-92,939
-63% -$3.8M ﹤0.01% 4838
2026
Q1 		$5.68M Buy
+146,949
New +$4.91M ﹤0.01% 3321
2025
Q4 		– Sell
-16,444
Closed -$460K – 11812
2025
Q3 		$460K Sell
16,444
-7,796
-32% -$240K ﹤0.01% 8040
2025
Q2 		$779K Sell
24,240
-27,836
-53% -$799K ﹤0.01% 6073
2025
Q1 		$1.46M Buy
52,076
+41,097
+374% +$1.24M ﹤0.01% 4901
2024
Q4 		$356K Sell
10,979
-49,563
-82% -$1.77M ﹤0.01% 7443
2024
Q3 		$2.21M Buy
60,542
+34,074
+129% +$1.27M ﹤0.01% 4267
2024
Q2 		$979K Buy
26,468
+16,823
+174% +$784K ﹤0.01% 5817
2024
Q1 		$532K Sell
9,645
-13,569
-58% -$702K ﹤0.01% 6564
2023
Q4 		$1.19M Buy
23,214
+17,084
+279% +$714K ﹤0.01% 5255
2023
Q3 		$242K Sell
6,130
-2,524
-29% -$95.5K ﹤0.01% 7356
2023
Q2 		$295K Buy
+8,654
New +$282K ﹤0.01% 7141
2022
Q3 		– Sell
-19,794
Closed -$448K – 10094
2022
Q2 		$448K Buy
+19,794
New +$502K ﹤0.01% 6933
2021
Q2 		– Sell
-7,766
Closed -$270K – 10120
2021
Q1 		$270K Buy
+7,766
New +$272K ﹤0.01% 7848

Other funds holding KOP

BlackRock
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
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Pzena Investment Management
Pzena Investment Management New York $34.1B AUM 23.81% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
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. 216 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.
  • 216 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.