Massachusetts Financial Services
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Massachusetts Financial Services’s FerroAtlántica GSM Stock Holding History

Massachusetts Financial Services’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
Q1 		$830K Buy
+201,546
New +$971K ﹤0.01% 858
2020
Q4 		– Sell
-3,061,245
Closed -$2.05M – 906
2020
Q3 		$2.05M Sell
3,061,245
-571,766
-16% -$303K ﹤0.01% 715
2020
Q2 		$1.8M Buy
3,633,011
+511,634
+16% +$305K ﹤0.01% 695
2020
Q1 		$1.42M Buy
3,121,377
+423,713
+16% +$335K ﹤0.01% 711
2019
Q4 		$2.54M Sell
2,697,664
-1,465,734
-35% -$1.09M ﹤0.01% 694
2019
Q3 		$4.71M Buy
4,163,398
+307,818
+8% +$432K ﹤0.01% 658
2019
Q2 		$6.55M Buy
3,855,580
+429,181
+13% +$817K ﹤0.01% 652
2019
Q1 		$7.02M Buy
3,426,399
+471,288
+16% +$1.07M ﹤0.01% 639
2018
Q4 		$4.7M Buy
2,955,111
+506,039
+21% +$2.42M ﹤0.01% 667
2018
Q3 		$20M Buy
2,449,072
+868,916
+55% +$6.95M 0.01% 530
2018
Q2 		$13.5M Buy
1,580,156
+548,803
+53% +$5.76M 0.01% 583
2018
Q1 		$11.1M Buy
1,031,353
+40,269
+4% +$614K ﹤0.01% 600
2017
Q4 		$16.1M Sell
991,084
-554,517
-36% -$8.59M 0.01% 546
2017
Q3 		$20.3M Sell
1,545,601
-502,148
-25% -$6.52M 0.01% 498
2017
Q2 		$24.5M Buy
2,047,749
+144,750
+8% +$1.47M 0.01% 482
2017
Q1 		$19.7M Buy
1,902,999
+30,153
+2% +$317K 0.01% 506
2016
Q4 		$20.3M Sell
1,872,846
-167,194
-8% -$1.73M 0.01% 501
2016
Q3 		$18.4M Buy
2,040,040
+126,971
+7% +$1.13M 0.01% 506
2016
Q2 		$16.5M Buy
1,913,069
+47,923
+3% +$440K 0.01% 518
2016
Q1 		$16.4M Buy
1,865,146
+174,586
+10% +$1.51M 0.01% 515
2015
Q4 		$18.2M Buy
1,690,560
+133,795
+9% +$1.53M 0.01% 517
2015
Q3 		$18.9M Buy
1,556,765
+21,971
+1% +$324K 0.01% 503
2015
Q2 		$27.2M Sell
1,534,794
-296,034
-16% -$5.89M 0.01% 459
2015
Q1 		$34.6M Buy
1,830,828
+499,417
+38% +$8.42M 0.02% 407
2014
Q4 		$22.9M Sell
1,331,411
-387,217
-23% -$6.71M 0.01% 488
2014
Q3 		$31.3M Sell
1,718,628
-132,123
-7% -$2.63M 0.02% 437
2014
Q2 		$38.5M Sell
1,850,751
-381,277
-17% -$7.67M 0.02% 402
2014
Q1 		$46.5M Sell
2,232,028
-450,800
-17% -$8.56M 0.03% 361
2013
Q4 		$48.3M Sell
2,682,828
-1,472,870
-35% -$25.4M 0.03% 351
2013
Q3 		$64M Buy
4,155,698
+430,770
+12% +$5.51M 0.04% 298
2013
Q2 		$40.5M Buy
+3,724,928
New +$46.6M 0.03% 351

Other funds holding GSM

CCPM
Cooper Creek Partners Management New York $2.92B AUM 30.49% 1-Year Est. Return
HP
Hosking Partners London, United Kingdom $2.79B AUM 58.33% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
DSC
Donald Smith & Co New York $5.56B AUM 47.13% 1-Year Est. Return
OWIM
Old West Investment Management Los Angeles, California $923M AUM 112.31% 1-Year Est. Return
GC
Grizzlyrock Capital Chicago, Illinois $126M AUM 11.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Massachusetts Financial Services's GSM Position: Q1 2026 in Review

Massachusetts Financial Services opened a new position in FerroAtlántica (GSM) in Q1 2026: 201,546 shares worth $830K. The stake represents ﹤0.01% of the portfolio and ranks #858 among its holdings. This is a return to the name: Massachusetts Financial Services previously reported a position in GSM as recently as Q3 2020.

Massachusetts Financial Services first reported a position in GSM in Q2 2013 and has held it in 31 quarters since. The position peaked at $64M in Q3 2013. 173 funds tracked by Wall St. Rank hold GSM as of Q1 2026.

  • Massachusetts Financial Services held 201,546 shares of FerroAtlántica worth $830K as of Q1 2026.
  • FerroAtlántica was a new Massachusetts Financial Services position in Q1 2026.
  • FerroAtlántica made up ﹤0.01% of Massachusetts Financial Services's portfolio in Q1 2026, its #858 holding.
  • Massachusetts Financial Services first reported a position in FerroAtlántica in Q2 2013 and has held it in 31 quarters since.
  • Massachusetts Financial Services's FerroAtlántica position peaked at $64M in Q3 2013.
  • 173 funds tracked by Wall St. Rank held FerroAtlántica as of Q1 2026.

Based on Massachusetts Financial Services's 13F filing for Q1 2026, filed 14 May 2026.