Tower Research Capital LLC (TRC)
Position in AMSC — American Superconductor Corp /De/
CIK 1533421
NEW YORK, NY
Position in AMSC
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$97,050
-$61,198 QoQ
Shares Held
2,338
-50.0% QoQ
Ownership
0.005%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#206
of 278 holders
Holding Since
Jun 2020
21 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, 2026Tower Research Capital LLC (TRC) holds $37,411,092 across 65 Specialty Industrial Machinery names. AMSC ranks #42 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GEV |
GE Vernova Inc.
|
5,106 | $5,998,835 | |
| 2 | WTS |
Watts Water Technologies Inc
|
7,690 | $3,010,250 | |
| 3 | ETN |
Eaton Corp plc
|
6,788 | $2,892,502 | |
| 4 | CMI |
Cummins Inc
|
3,552 | $2,533,321 | |
| 5 | PH |
Parker-Hannifin Corp
|
2,201 | $2,152,842 | |
| 6 | AME |
Ametek Inc/
|
7,290 | $1,763,742 | |
| 7 | DOV |
DOVER Corp
|
6,402 | $1,435,840 | |
| 8 | RRX |
Regal Rexnord Corp
|
5,942 | $1,415,324 |
All Filings in AMSC
Export CSV
21 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $97,050 | 2,338 | Shares | Defined | 2026-08-11 | |
| 2026-03-31 | $158,248 | 4,675 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $83,202 | 2,891 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $96,330 | 1,622 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $211,406 | 5,762 | Shares | Defined | 2025-08-15 | |
| 2025-03-31 | $25,849 | 1,425 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $99,479 | 4,039 | Shares | Defined | 2025-02-13 | |
| 2024-09-30 | $253,133 | 10,726 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $1,590 | 68 | Shares | Other | 2024-08-13 | |
| 2024-03-31 | $78,412 | 5,804 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $5,324 | 478 | Shares | Defined | 2024-02-13 | |
| 2023-03-31 | $92,366 | 18,812 | Shares | Other | 2023-05-09 | |
| 2022-12-31 | $29,333 | 7,971 | Shares | Other | 2023-02-10 | |
| 2022-03-31 | $89,622 | 11,777 | Shares | Other | 2022-05-12 | |
| 2021-12-31 | $153,364 | 14,096 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $15,075 | 1,034 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $56,500 | 3,249 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $125,495 | 6,619 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $131,105 | 5,598 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $362,694 | 25,048 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $43,088 | 5,300 | Shares | Other | 2020-08-13 | |
| No filing history on record for this holder in this stock. | ||||||