Simplex Trading’s American Superconductor AMSC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$403K Buy
+11,900
New +$376K ﹤0.01% 3524
2025
Q4
Sell
-14,800
Closed -$878K 8433
2025
Q3
$878K Sell
14,800
-7,000
-32% -$350K ﹤0.01% 3186
2025
Q2
$799K Buy
21,800
+3,600
+20% +$88.5K ﹤0.01% 3015
2025
Q1
$330K Sell
18,200
-51,400
-74% -$1.28M ﹤0.01% 3838
2024
Q4
$1.71M Buy
69,600
+10,800
+18% +$298K ﹤0.01% 2337
2024
Q3
$1.39M Sell
58,800
-17,900
-23% -$413K ﹤0.01% 2598
2024
Q2
$1.79M Sell
76,700
-42,400
-36% -$700K ﹤0.01% 2307
2024
Q1
$1.61M Buy
119,100
+52,800
+80% +$655K ﹤0.01% 2620
2023
Q4
$738K Sell
66,300
-5,100
-7% -$43.1K ﹤0.01% 3318
2023
Q3
$539K Buy
71,400
+68,000
+2,000% +$564K ﹤0.01% 3309
2023
Q2
$21K Buy
+3,400
New +$16.6K ﹤0.01% 6703
2022
Q3
Sell
-11,800
Closed -$61K 9825
2022
Q2
$61K Buy
11,800
+1,700
+17% +$9.85K ﹤0.01% 6220
2022
Q1
$76K Sell
10,100
-25,200
-71% -$216K ﹤0.01% 6526
2021
Q4
$384K Sell
35,300
-75,300
-68% -$1.09M ﹤0.01% 4188
2021
Q3
$1.97M Hold
110,600
﹤0.01% 2163
2021
Q2
$1.92M Buy
110,600
+110,395
+53,851% +$1.77M ﹤0.01% 2214
2021
Q1
$388K Buy
205
+53
+35% +$1.31K ﹤0.01% 3749
2020
Q4
$355K Sell
152
-77
-34% -$1.37K ﹤0.01% 3856
2020
Q3
$331K Sell
229
-59
-20% -$660 ﹤0.01% 3495
2020
Q2
$234K Buy
288
+109
+61% +$713 ﹤0.01% 3824
2020
Q1
$98K Sell
179
-35
-16% -$240 ﹤0.01% 4387
2019
Q4
$167K Buy
214
+155
+263% +$1.25K ﹤0.01% 3946
2019
Q3
$46K Buy
59
+36
+157% +$306 ﹤0.01% 5082
2019
Q2
$21K Sell
23
-48
-68% -$511 ﹤0.01% 5561
2019
Q1
$91K Buy
71
+59
+492% +$802 ﹤0.01% 4435
2018
Q4
$13K Buy
12
+3
+33% +$26 ﹤0.01% 5650
2018
Q3
$6K Sell
9
-76
-89% -$453 ﹤0.01% 6660
2018
Q2
$59K Buy
85
+19
+29% +$124 ﹤0.01% 4864
2018
Q1
$1K Sell
66
-1,226
-95% -$6.29K ﹤0.01% 5520
2017
Q4
$81K Buy
1,292
+1,281
+11,645% +$4.89K ﹤0.01% 1977
2017
Q3
$2K Buy
+11
New +$43 ﹤0.01% 4989
2017
Q2
Sell
-87
Closed -$10K 6016
2017
Q1
$10K Hold
87
﹤0.01% 3943
2016
Q4
$12K Buy
+87
New +$652 ﹤0.01% 3529
2015
Q4
Sell
-32
Closed -$5K 5327
2015
Q3
$5K Buy
32
+2
+7% +$9 ﹤0.01% 3948
2015
Q2
$4K Sell
30
-79
-72% -$522 ﹤0.01% 3770
2015
Q1
$27K Buy
+109
New +$817 ﹤0.01% 2067

Other funds holding AMSC

Simplex Trading's AMSC Position: Q4 2025 in Review

Simplex Trading sold out of American Superconductor (AMSC) in Q4 2025, closing a stake of 1,363 shares — an estimated $80K sold.

Simplex Trading first reported a position in AMSC in Q4 2014 and held it in 35 quarters. The position peaked at $748K in Q2 2024. 240 funds tracked by Wall St. Rank hold AMSC as of Q4 2025.

  • Simplex Trading reported no remaining American Superconductor position as of Q4 2025 after selling out during the quarter.
  • Simplex Trading sold 1,363 American Superconductor shares in Q4 2025, an estimated $80K.
  • Simplex Trading first reported a position in American Superconductor in Q4 2014 and held it in 35 quarters.
  • Simplex Trading's American Superconductor position peaked at $748K in Q2 2024.
  • 240 funds tracked by Wall St. Rank held American Superconductor as of Q4 2025.

Based on Simplex Trading's 13F filing for Q4 2025, filed 11 Feb 2026.