Ardsley Advisory Partners’s FerroAtlántica GSM Stock Holding History

Ardsley Advisory 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	$6.95M	Buy	+2,185,000	New	+$9.04M	0.72%	47
2026 Q1	–	Sell	-2,120,000	Closed	-$9.84M	–	174
2025 Q4	$9.84M	Buy	+2,120,000	New	+$9.79M	1.08%	30
2025 Q3	–	Sell	-2,007,595	Closed	-$7.37M	–	163
2025 Q2	$7.37M	Buy	2,007,595 +205,000	+11%	+$753K	0.97%	34
2025 Q1	$6.69M	Buy	1,802,595 +135,000	+8%	+$521K	1.28%	22
2024 Q4	$6.34M	Sell	1,667,595 -246,750	-13%	-$1.06M	1%	33
2024 Q3	$8.88M	Buy	1,914,345 +55,000	+3%	+$266K	1.46%	25
2024 Q2	$9.97M	Sell	1,859,345 -415,500	-18%	-$2.26M	1.46%	16
2024 Q1	$11.3M	Buy	2,274,845 +444,845	+24%	+$2.3M	1.63%	14
2023 Q4	$11.9M	Buy	1,830,000 +809,000	+79%	+$4.28M	1.84%	12
2023 Q3	$5.31M	Sell	1,021,000 -9,000	-0.9%	-$46.7K	1.19%	29
2023 Q2	$4.91M	Buy	1,030,000 +553,500	+116%	+$2.55M	0.83%	40
2023 Q1	$2.35M	Buy	476,500 +374,500	+367%	+$1.73M	0.52%	43
2022 Q4	$393K	Buy	102,000 +25,000	+32%	+$124K	0.08%	105
2022 Q3	$407K	Sell	77,000 -155,000	-67%	-$960K	0.09%	91
2022 Q2	$1.38M	Sell	232,000 -334,000	-59%	-$2.34M	0.23%	71
2022 Q1	$4.36M	Sell	566,000 -1,333,000	-70%	-$9.1M	0.73%	46
2021 Q4	$11.8M	Buy	1,899,000 +123,000	+7%	+$841K	2.25%	14
2021 Q3	$15.5M	Buy	1,776,000 +539,000	+44%	+$3.67M	2.36%	11
2021 Q2	$7.57M	Buy	1,237,000 +212,000	+21%	+$990K	0.89%	32
2021 Q1	$3.88M	Sell	1,025,000 -2,070,000	-67%	-$6.15M	0.47%	37
2020 Q4	$5.08M	Buy	+3,095,000	New	+$3.25M	0.83%	34
2020 Q3	–	Sell	-10,000	Closed	-$5K	–	164
2020 Q2	$5K	Sell	10,000 -20,000	-67%	-$11.9K	﹤0.01%	132
2020 Q1	$14K	Buy	+30,000	New	+$23.7K	0.01%	101
2019 Q3	–	Sell	-200,000	Closed	-$340K	–	155
2019 Q2	$340K	Buy	+200,000	New	+$381K	0.05%	110
2018 Q4	–	Sell	-400,000	Closed	-$1.91M	–	120
2018 Q3	$3.27M	Buy	400,000 +10,000	+3%	+$80K	0.44%	45
2018 Q2	$3.34M	Buy	390,000 +190,000	+95%	+$2M	0.5%	52
2018 Q1	$2.15M	Buy	200,000 +50,000	+33%	+$763K	0.32%	57
2017 Q4	$2.43M	Sell	150,000 -120,000	-44%	-$1.86M	0.3%	57
2017 Q3	$3.55M	Sell	270,000 -325,000	-55%	-$4.22M	0.47%	58
2017 Q2	$7.11M	Buy	595,000 +335,000	+129%	+$3.39M	1.11%	33
2017 Q1	$2.69M	Buy	260,000 +147,000	+130%	+$1.55M	0.42%	63
2016 Q4	$1.22M	Sell	113,000 -39,000	-26%	-$403K	0.2%	70
2016 Q3	$1.37M	Sell	152,000 -138,000	-48%	-$1.23M	0.22%	73
2016 Q2	$2.5M	Buy	290,000 +60,000	+26%	+$550K	0.43%	56
2016 Q1	$2.03M	Buy	+230,000	New	+$1.98M	0.31%	53
2015 Q4	–	Sell	-150,000	Closed	-$1.82M	–	163
2015 Q3	$1.82M	Buy	150,000 +40,000	+36%	+$591K	0.44%	46
2015 Q2	$1.95M	Buy	+110,000	New	+$2.19M	0.24%	59
2014 Q4	–	Sell	-72,600	Closed	-$1.32M	–	217
2014 Q3	$1.32M	Buy	72,600 +5,000	+7%	+$99.6K	0.17%	62
2014 Q2	$1.41M	Buy	67,600 +4,800	+8%	+$96.5K	0.18%	68
2014 Q1	$1.31M	Buy	62,800 +12,800	+26%	+$243K	0.2%	64
2013 Q4	$901K	Buy	50,000 +25,000	+100%	+$430K	0.12%	70
2013 Q3	$385K	Buy	+25,000	New	+$320K	0.08%	87

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

Ardsley Advisory Partners's GSM Position: Q2 2026 in Review

Ardsley Advisory Partners opened a new position in FerroAtlántica (GSM) in Q2 2026: 2,185,000 shares worth $6.95M. The stake represents 0.72% of the portfolio and ranks #47 among its holdings. This is a return to the name: Ardsley Advisory Partners previously reported a position in GSM as recently as Q4 2025.

Ardsley Advisory Partners first reported a position in GSM in Q3 2013 and has held it in 42 quarters since. The position peaked at $15.5M in Q3 2021. 177 funds tracked by Wall St. Rank hold GSM as of Q2 2026.

Ardsley Advisory Partners held 2,185,000 shares of FerroAtlántica worth $6.95M as of Q2 2026.
FerroAtlántica was a new Ardsley Advisory Partners position in Q2 2026.
FerroAtlántica made up 0.72% of Ardsley Advisory Partners's portfolio in Q2 2026, its #47 holding.
Ardsley Advisory Partners first reported a position in FerroAtlántica in Q3 2013 and has held it in 42 quarters since.
Ardsley Advisory Partners's FerroAtlántica position peaked at $15.5M in Q3 2021.
177 funds tracked by Wall St. Rank held FerroAtlántica as of Q2 2026.

Based on Ardsley Advisory Partners's 13F filing for Q2 2026, filed 13 Jul 2026.