Dimensional Fund Advisors
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Dimensional Fund Advisors’s American Superconductor AMSC Stock Holding History

Dimensional Fund Advisors’s Portfolio AMSC Stock Details AMSC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$22.3M Buy
658,297
+118,044
+22% +$3.73M ﹤0.01% 1916
2025
Q4 		$15.5M Buy
540,253
+68,769
+15% +$2.97M ﹤0.01% 2100
2025
Q3 		$28M Sell
471,484
-9,269
-2% -$463K 0.01% 1833
2025
Q2 		$17.6M Sell
480,753
-187,399
-28% -$4.61M ﹤0.01% 2031
2025
Q1 		$12.1M Buy
668,152
+13,853
+2% +$345K ﹤0.01% 2167
2024
Q4 		$16.1M Buy
654,299
+46,354
+8% +$1.28M ﹤0.01% 2083
2024
Q3 		$14.3M Buy
607,945
+75,729
+14% +$1.75M ﹤0.01% 2137
2024
Q2 		$12.5M Sell
532,216
-48,331
-8% -$798K ﹤0.01% 2164
2024
Q1 		$7.84M Sell
580,547
-103,151
-15% -$1.28M ﹤0.01% 2410
2023
Q4 		$7.62M Sell
683,698
-8,395
-1% -$71K ﹤0.01% 2431
2023
Q3 		$5.23M Buy
692,093
+97,472
+16% +$809K ﹤0.01% 2519
2023
Q2 		$3.72M Buy
594,621
+89,230
+18% +$435K ﹤0.01% 2616
2023
Q1 		$2.48M Buy
505,391
+44,139
+10% +$222K ﹤0.01% 2686
2022
Q4 		$1.7K Buy
461,252
+108,929
+31% +$426K ﹤0.01% 2761
2022
Q3 		$1.54M Buy
352,323
+10,657
+3% +$55.2K ﹤0.01% 2787
2022
Q2 		$1.77M Buy
341,666
+22,781
+7% +$132K ﹤0.01% 2777
2022
Q1 		$2.43M Buy
318,885
+83,984
+36% +$719K ﹤0.01% 2769
2021
Q4 		$2.56M Buy
234,901
+12,520
+6% +$180K ﹤0.01% 2788
2021
Q3 		$3.24M Sell
222,381
-13,105
-6% -$182K ﹤0.01% 2707
2021
Q2 		$4.1M Sell
235,486
-7,914
-3% -$127K ﹤0.01% 2664
2021
Q1 		$4.61M Buy
243,400
+12,672
+5% +$314K ﹤0.01% 2609
2020
Q4 		$5.4M Buy
230,728
+30,465
+15% +$540K ﹤0.01% 2499
2020
Q3 		$2.9M Buy
200,263
+3,848
+2% +$43K ﹤0.01% 2639
2020
Q2 		$1.6M Sell
196,415
-34,985
-15% -$229K ﹤0.01% 2824
2020
Q1 		$1.27M Buy
231,400
+33,077
+17% +$227K ﹤0.01% 2838
2019
Q4 		$1.56M Buy
198,323
+117,599
+146% +$947K ﹤0.01% 2917
2019
Q3 		$633K Buy
80,724
+13,219
+20% +$112K ﹤0.01% 3107
2019
Q2 		$626K Sell
67,505
-1
-0% -$11 ﹤0.01% 3151
2019
Q1 		$868K Sell
67,506
-431
-0.6% -$5.86K ﹤0.01% 3068
2018
Q4 		$757K Sell
67,937
-1,238
-2% -$10.6K ﹤0.01% 3079
2018
Q3 		$481K Hold
69,175
– – ﹤0.01% 3185
2018
Q2 		$484K Hold
69,175
– – ﹤0.01% 3131
2018
Q1 		$403K Hold
69,175
– – ﹤0.01% 3136
2017
Q4 		$251K Hold
69,175
– – ﹤0.01% 3188
2017
Q3 		$314K Buy
69,175
+31,679
+84% +$123K ﹤0.01% 3164
2017
Q2 		$173K Buy
37,496
+2,600
+7% +$13.2K ﹤0.01% 3214
2017
Q1 		$239K Sell
34,896
-123
-0.4% -$828 ﹤0.01% 3178
2016
Q4 		$258K Hold
35,019
– – ﹤0.01% 3168
2016
Q3 		$245K Buy
35,019
+6,238
+22% +$48.4K ﹤0.01% 3162
2016
Q2 		$243K Hold
28,781
– – ﹤0.01% 3150
2016
Q1 		$219K Hold
28,781
– – ﹤0.01% 3169
2015
Q4 		$183K Sell
28,781
-43
-0.1% -$210 ﹤0.01% 3226
2015
Q3 		$125K Hold
28,824
– – ﹤0.01% 3292
2015
Q2 		$151K Sell
28,824
-2,599
-8% -$17.2K ﹤0.01% 3274
2015
Q1 		$202K Sell
31,423
-6,781
-18% -$50.8K ﹤0.01% 3227
2014
Q4 		$283K Sell
38,204
-3,049
-7% -$32.2K ﹤0.01% 3207
2014
Q3 		$582K Sell
41,253
-3,518
-8% -$60.1K ﹤0.01% 3125
2014
Q2 		$730K Hold
44,771
– – ﹤0.01% 3107
2014
Q1 		$721K Sell
44,771
-398
-0.9% -$7.1K ﹤0.01% 3115
2013
Q4 		$741K Buy
45,169
+3,648
+9% +$67.9K ﹤0.01% 3091
2013
Q3 		$972K Sell
41,521
-408
-1% -$10.3K ﹤0.01% 3047
2013
Q2 		$1.11M Buy
+41,929
New +$1.06M ﹤0.01% 2994

Other funds holding AMSC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
OAM
Oberweis Asset Management Lisle, Illinois $3.39B AUM 105.5% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return

Dimensional Fund Advisors's AMSC Position: Q1 2026 in Review

Dimensional Fund Advisors increased its American Superconductor (AMSC) stake by 22% in Q1 2026, buying an estimated $3.73M and bringing the position to 658,297 shares worth $22.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1916.

Dimensional Fund Advisors first reported a position in AMSC in Q2 2013 and has held it in 52 quarters since. The position peaked at $28M in Q3 2025. 244 funds tracked by Wall St. Rank hold AMSC as of Q1 2026.

  • Dimensional Fund Advisors held 658,297 shares of American Superconductor worth $22.3M as of Q1 2026.
  • Dimensional Fund Advisors bought 118,044 American Superconductor shares in Q1 2026, an estimated $3.73M.
  • American Superconductor made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q1 2026, its #1916 holding.
  • Dimensional Fund Advisors first reported a position in American Superconductor in Q2 2013 and has held it in 52 quarters since.
  • Dimensional Fund Advisors's American Superconductor position peaked at $28M in Q3 2025.
  • 244 funds tracked by Wall St. Rank held American Superconductor as of Q1 2026.

Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.