PDT Partners’s Koppers KOP Stock Holding History

PDT Partners’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 Q1	$371K	Sell	9,583 -3,800	-28%	-$127K	0.02%	446
2025 Q4	$362K	Sell	13,383 -13,378	-50%	-$374K	0.02%	459
2025 Q3	$749K	Buy	+26,761	New	+$824K	0.05%	393
2024 Q3	–	Sell	-25,952	Closed	-$960K	–	772
2024 Q2	$960K	Buy	25,952 +6,846	+36%	+$319K	0.09%	343
2024 Q1	$1.05M	Buy	+19,106	New	+$988K	0.1%	327
2015 Q3	–	Sell	-24,300	Closed	-$601K	–	1422
2015 Q2	$601K	Buy	24,300 +11,170	+85%	+$270K	0.02%	912
2015 Q1	$258K	Buy	+13,130	New	+$264K	0.01%	1201
2014 Q2	–	Sell	-19,786	Closed	-$816K	–	1520
2014 Q1	$816K	Buy	19,786 +565	+3%	+$23.1K	0.02%	754
2013 Q4	$879K	Buy	+19,221	New	+$871K	0.11%	264

Other funds holding KOP

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

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

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

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

SCM

Simcoe Capital Management New York $576M AUM 36.22% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

PDT Partners's KOP Position: Q1 2026 in Review

PDT Partners reduced its Koppers (KOP) stake by 28% in Q1 2026, selling an estimated $127K and leaving 9,583 shares worth $371K. The position accounts for 0.02% of the portfolio, ranked #446.

PDT Partners first reported a position in KOP in Q4 2013 and has held it in 9 quarters since. The position peaked at $1.05M in Q1 2024. 204 funds tracked by Wall St. Rank hold KOP as of Q1 2026.

PDT Partners held 9,583 shares of Koppers worth $371K as of Q1 2026.
PDT Partners sold 3,800 Koppers shares in Q1 2026, an estimated $127K.
Koppers made up 0.02% of PDT Partners's portfolio in Q1 2026, its #446 holding.
PDT Partners first reported a position in Koppers in Q4 2013 and has held it in 9 quarters since.
PDT Partners's Koppers position peaked at $1.05M in Q1 2024.
204 funds tracked by Wall St. Rank held Koppers as of Q1 2026.

Based on PDT Partners's 13F filing for Q1 2026, filed 15 May 2026.