PDT Partners’s FerroAtlántica GSM Stock Holding History

PDT Partners’s Portfolio GSM Stock Details GSM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$43.6K	Buy	+13,712	New	+$56.7K	﹤0.01%	489
2026 Q1	–	Sell	-59,778	Closed	-$277K	–	564
2025 Q4	$277K	Hold	59,778	–	–	0.02%	489
2025 Q3	$272K	Hold	59,778	–	–	0.02%	522
2025 Q2	$219K	Sell	59,778 -24,694	-29%	-$90.7K	0.01%	630
2025 Q1	$313K	Buy	+84,472	New	+$326K	0.02%	604
2023 Q4	–	Sell	-46,380	Closed	-$241K	–	588
2023 Q3	$241K	Sell	46,380 -68,112	-59%	-$354K	0.03%	498
2023 Q2	$546K	Sell	114,492 -68	-0.1%	-$313	0.08%	363
2023 Q1	$566K	Buy	114,560 +19,485	+20%	+$89.9K	0.08%	376
2022 Q4	$366K	Buy	95,075 +84,517	+801%	+$420K	0.06%	447
2022 Q3	$56K	Buy	+10,558	New	+$65.4K	0.01%	809
2015 Q3	–	Sell	-21,904	Closed	-$388K	–	1384
2015 Q2	$388K	Buy	+21,904	New	+$436K	0.01%	1061
2014 Q2	–	Sell	-31,621	Closed	-$658K	–	1483
2014 Q1	$658K	Buy	+31,621	New	+$600K	0.02%	821
2013 Q3	–	Sell	-21,095	Closed	-$229K	–	1585
2013 Q2	$229K	Buy	+21,095	New	+$264K	0.01%	1332

Other funds holding GSM

CCPM

Cooper Creek Partners Management New York $4.21B AUM 44.81% 1-Year Est. Return

Hosking Partners London, United Kingdom $3.01B AUM 83.99% 1-Year Est. Return

DSC

Donald Smith & Co New York $5.65B AUM 47.79% 1-Year Est. Return

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

Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $33B AUM 40.62% 1-Year Est. Return

OWIM

Old West Investment Management Los Angeles, California $944M AUM 90.26% 1-Year Est. Return

Grizzlyrock Capital Chicago, Illinois $143M AUM 6.82% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

CenterBook Partners Greenwich, Connecticut $2.04B AUM 35.27% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

PDT Partners's GSM Position: Q2 2026 in Review

PDT Partners opened a new position in FerroAtlántica (GSM) in Q2 2026: 13,712 shares worth $43.6K. The stake represents ﹤0.01% of the portfolio and ranks #489 among its holdings. This is a return to the name: PDT Partners previously reported a position in GSM as recently as Q4 2025.

PDT Partners first reported a position in GSM in Q2 2013 and has held it in 13 quarters since. The position peaked at $658K in Q1 2014. 177 funds tracked by Wall St. Rank hold GSM as of Q2 2026.

PDT Partners held 13,712 shares of FerroAtlántica worth $43.6K as of Q2 2026.
FerroAtlántica was a new PDT Partners position in Q2 2026.
FerroAtlántica made up ﹤0.01% of PDT Partners's portfolio in Q2 2026, its #489 holding.
PDT Partners first reported a position in FerroAtlántica in Q2 2013 and has held it in 13 quarters since.
PDT Partners's FerroAtlántica position peaked at $658K in Q1 2014.
177 funds tracked by Wall St. Rank held FerroAtlántica as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.