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
Q2 | $686K | Buy |
+16,533
| New | +$748K | ﹤0.01% | 3223 |
|
|
2025
Q4 | – | Sell |
-1,363
| Closed | -$80K | – | 8432 |
|
|
2025
Q3 | $80K | Sell |
1,363
-7,834
| -85% | -$392K | ﹤0.01% | 5992 |
|
|
2025
Q2 | $337K | Sell |
9,197
-4,311
| -32% | -$106K | ﹤0.01% | 3928 |
|
|
2025
Q1 | $245K | Sell |
13,508
-7,704
| -36% | -$192K | ﹤0.01% | 4109 |
|
|
2024
Q4 | $522K | Sell |
21,212
-2,983
| -12% | -$82.3K | ﹤0.01% | 3495 |
|
|
2024
Q3 | $571K | Sell |
24,195
-7,826
| -24% | -$180K | ﹤0.01% | 3457 |
|
|
2024
Q2 | $748K | Sell |
32,021
-21,641
| -40% | -$357K | ﹤0.01% | 3230 |
|
|
2024
Q1 | $724K | Buy |
+53,662
| New | +$666K | ﹤0.01% | 3459 |
|
|
2023
Q3 | – | Sell |
-600
| Closed | -$4.98K | – | 8570 |
|
|
2023
Q2 | $3K | Sell |
600
-14,246
| -96% | -$69.4K | ﹤0.01% | 8167 |
|
|
2023
Q1 | $72K | Buy |
14,846
+3,211
| +28% | +$16.1K | ﹤0.01% | 5508 |
|
|
2022
Q4 | $42K | Buy |
+11,635
| New | +$45.5K | ﹤0.01% | 6077 |
|
|
2022
Q3 | – | Sell |
-10,057
| Closed | -$52K | – | 9824 |
|
|
2022
Q2 | $52K | Buy |
+10,057
| New | +$58.3K | ﹤0.01% | 6432 |
|
|
2022
Q1 | – | Sell |
-35,653
| Closed | -$305K | – | 10295 |
|
|
2021
Q4 | $387K | Buy |
35,653
+14,156
| +66% | +$204K | ﹤0.01% | 4177 |
|
|
2021
Q3 | $382K | Buy |
21,497
+1,300
| +6% | +$18K | ﹤0.01% | 4512 |
|
|
2021
Q2 | $351K | Buy |
+20,197
| New | +$323K | ﹤0.01% | 4713 |
|
|
2021
Q1 | – | Sell |
-4,683
| Closed | -$116K | – | 8717 |
|
|
2020
Q4 | $109K | Sell |
4,683
-11,088
| -70% | -$197K | ﹤0.01% | 5365 |
|
|
2020
Q3 | $228K | Buy |
15,771
+13,694
| +659% | +$153K | ﹤0.01% | 3940 |
|
|
2020
Q2 | $16K | Sell |
2,077
-3,330
| -62% | -$21.8K | ﹤0.01% | 6353 |
|
|
2020
Q1 | $29K | Sell |
5,407
-4,549
| -46% | -$31.2K | ﹤0.01% | 5639 |
|
|
2019
Q4 | $78K | Buy |
9,956
+9,845
| +8,869% | +$79.3K | ﹤0.01% | 4756 |
|
|
2019
Q3 | $0 | Buy |
+111
| New | +$944 | ﹤0.01% | 7185 |
|
|
2019
Q2 | – | Sell |
-724
| Closed | -$7.71K | – | 7027 |
|
|
2019
Q1 | $9K | Sell |
724
-27,469
| -97% | -$374K | ﹤0.01% | 6187 |
|
|
2018
Q4 | $314K | Buy |
28,193
+17,031
| +153% | +$146K | ﹤0.01% | 2679 |
|
|
2018
Q3 | $77K | Sell |
11,162
-27,294
| -71% | -$163K | ﹤0.01% | 4711 |
|
|
2018
Q2 | $269K | Buy |
38,456
+19,245
| +100% | +$126K | ﹤0.01% | 3142 |
|
|
2018
Q1 | $111K | Sell |
19,211
-63,883
| -77% | -$328K | ﹤0.01% | 1727 |
|
|
2017
Q4 | $301K | Buy |
+83,094
| New | +$317K | 0.01% | 995 |
|
|
2017
Q3 | – | Sell |
-1,275
| Closed | -$4.95K | – | 5828 |
|
|
2017
Q2 | $5K | Sell |
1,275
-5,516
| -81% | -$28K | ﹤0.01% | 4543 |
|
|
2017
Q1 | $46K | Buy |
6,791
+2,150
| +46% | +$14.5K | ﹤0.01% | 2445 |
|
|
2016
Q4 | $34K | Buy |
4,641
+3,453
| +291% | +$25.9K | ﹤0.01% | 2529 |
|
|
2016
Q3 | $8K | Buy |
+1,188
| New | +$9.21K | ﹤0.01% | 3783 |
|
|
2016
Q1 | – | Sell |
-2,564
| Closed | -$17.2K | – | 5514 |
|
|
2015
Q4 | $16K | Buy |
2,564
+1,730
| +207% | +$8.45K | ﹤0.01% | 2870 |
|
|
2015
Q3 | $3K | Buy |
834
+458
| +122% | +$2.15K | ﹤0.01% | 4313 |
|
|
2015
Q2 | $1K | Sell |
376
-713
| -65% | -$4.71K | ﹤0.01% | 4546 |
|
|
2015
Q1 | $7K | Sell |
1,089
-720
| -40% | -$5.39K | ﹤0.01% | 3192 |
|
|
2014
Q4 | $13K | Buy |
+1,809
| New | +$19.1K | ﹤0.01% | 2373 |
|
Other funds holding AMSC
OAM
Simplex Trading's AMSC Position: Q2 2026 in Review
Simplex Trading opened a new position in American Superconductor (AMSC) in Q2 2026: 16,533 shares worth $686K. The stake represents ﹤0.01% of the portfolio and ranks #3223 among its holdings. This is a return to the name: Simplex Trading previously reported a position in AMSC as recently as Q3 2025.
Simplex Trading first reported a position in AMSC in Q4 2014 and has held it in 36 quarters since. The position peaked at $748K in Q2 2024. 279 funds tracked by Wall St. Rank hold AMSC as of Q2 2026.
- Simplex Trading held 16,533 shares of American Superconductor worth $686K as of Q2 2026.
- American Superconductor was a new Simplex Trading position in Q2 2026.
- American Superconductor made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #3223 holding.
- Simplex Trading first reported a position in American Superconductor in Q4 2014 and has held it in 36 quarters since.
- Simplex Trading's American Superconductor position peaked at $748K in Q2 2024.
- 279 funds tracked by Wall St. Rank held American Superconductor as of Q2 2026.
Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.