Position in AMSC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$565,449
+$149,839 QoQ
Shares Held
13,622
+10.9% QoQ
Ownership
0.028%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#131
of 276 holders
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AMSC Over Time
Shares Held
Position Value (USD)
Position in Specialty Industrial Machinery
Industrials · as of Jun 30, 2026GROUP ONE TRADING LLC holds $12,117,630 across 20 Specialty Industrial Machinery names. AMSC ranks #7 (4.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SMR |
NUSCALE POWER Corp
|
373,232 | $3,743,516 | |
| 2 | NNE |
Nano Nuclear Energy Inc.
|
103,713 | $2,192,492 | |
| 3 | GNRC |
Generac Holdings Inc.
|
6,236 | $1,825,963 | |
| 4 | DOV |
DOVER Corp
|
5,097 | $1,143,155 | |
| 5 | SYM |
Symbotic Inc.
|
20,544 | $923,452 | |
| 6 | GTES |
Gates Industrial Corp Ltd.
|
31,134 | $870,817 | |
| 7 | AMSC |
American Superconductor Corp /De/
This page
|
13,622 | $565,449 | |
| 8 | BWEN |
Broadwind, Inc.
|
58,168 | $280,951 |
All Filings in AMSC
Export CSV
17 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $565,449 | 13,622 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $415,610 | 12,278 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $87,519 | 3,041 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $2,785,569 | 46,903 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $267,800 | 7,299 | Shares | Sole | 2025-08-14 | |
| 2023-09-30 | $136,881 | 18,130 | Shares | Sole | 2023-11-09 | |
| 2023-06-30 | $488,292 | 78,002 | Shares | Sole | 2023-08-09 | |
| 2023-03-31 | $272,126 | 55,423 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $177,582 | 48,256 | Shares | Sole | 2023-02-09 | |
| 2022-06-30 | $68,961 | 13,313 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $630,214 | 82,814 | Shares | Sole | 2022-05-12 | |
| 2021-12-31 | $244,506 | 22,473 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $131,890 | 9,046 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $312,950 | 17,996 | Shares | Sole | 2021-08-10 | |
| 2020-12-31 | $737,823 | 31,504 | Shares | Sole | 2021-02-10 | |
| 2020-09-30 | $589,654 | 40,722 | Shares | Sole | 2020-11-12 | |
| 2020-03-31 | $1,644 | 300 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||