Position in AMSC
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$1,097,150
+$408,641 QoQ
Shares Held
26,431
+29.9% QoQ
Ownership
0.055%
of shares outstanding
% of Portfolio
0.30%
of 13F equity value
Holder Rank
#101
of 276 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority
Sole 99%
Shared 0%
None 1%
Common Shares in AMSC Over Time
Shares Held
Position Value (USD)
Position in Specialty Industrial Machinery
Industrials · as of Jun 30, 2026Round Rock Advisors LLC holds $4,922,351 across 7 Specialty Industrial Machinery names. AMSC ranks #2 (22.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SXI |
Standex International Corp/De/
|
4,031 | $1,441,767 | |
| 2 | AMSC |
American Superconductor Corp /De/
This page
|
26,431 | $1,097,150 | |
| 3 | KRNT |
Kornit Digital Ltd.
|
47,071 | $764,903 | |
| 4 | GHM |
Graham Corp
|
4,778 | $591,468 | |
| 5 | BW |
Babcock & Wilcox Enterprises, Inc.
|
28,382 | $400,186 | |
| 6 | PNR |
PENTAIR plc
|
4,300 | $329,638 | |
| 7 | GEV |
GE Vernova Inc.
|
253 | $297,239 |
All Filings in AMSC
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,097,150 | 26,431 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $688,509 | 20,340 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $308,205 | 10,709 | Shares | Sole | 2026-04-07 | |
| No filing history on record for this holder in this stock. | ||||||