COMMONWEALTH EQUITY SERVICES, LLC
Position in AMSC — American Superconductor Corp /De/
CIK 312272
WALTHAM, MA
Position in AMSC
as of Jun 30, 2026
· filed Jul 29, 2026
Position Value
$624,476
+$259,133 QoQ
Shares Held
15,044
+39.4% QoQ
Ownership
0.031%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#127
of 276 holders
Holding Since
Dec 2024
6 quarters on record
Common Shares in AMSC Over Time
Shares Held
Position Value (USD)
Position in Specialty Industrial Machinery
Industrials · as of Jun 30, 2026COMMONWEALTH EQUITY SERVICES, LLC holds $530,669,872 across 37 Specialty Industrial Machinery names. AMSC ranks #30 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GEV |
GE Vernova Inc.
|
126,926 | $149,120,280 | |
| 2 | ETN |
Eaton Corp plc
|
210,384 | $89,648,830 | |
| 3 | EMR |
Emerson Electric Co
|
415,229 | $59,440,031 | |
| 4 | CMI |
Cummins Inc
|
57,172 | $40,775,642 | |
| 5 | PH |
Parker-Hannifin Corp
|
40,815 | $39,921,967 | |
| 6 | ROK |
Rockwell Automation, Inc
|
80,424 | $39,816,313 | |
| 7 | ITW |
Illinois Tool Works Inc
|
134,959 | $36,502,360 | |
| 8 | GNRC |
Generac Holdings Inc.
|
42,428 | $12,423,342 |
All Filings in AMSC
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $624,476 | 15,044 | Shares | Sole | 2026-07-29 | |
| 2026-03-31 | $365,343 | 10,793 | Shares | Sole | 2026-04-27 | |
| 2025-12-31 | $290,591 | 10,097 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $825,817 | 13,905 | Shares | Sole | 2025-10-22 | |
| 2025-06-30 | $505,368 | 13,774 | Shares | Sole | 2025-08-06 | |
| 2024-12-31 | $291,988 | 11,855 | Shares | Sole | 2025-02-10 | |
| No filing history on record for this holder in this stock. | ||||||