JANUS HENDERSON GROUP PLC
Position in AMSC — American Superconductor Corp /De/
CIK 1274173
LONDON, X0
Position in AMSC
as of Mar 31, 2026
· filed May 18, 2026
Position Value
$681,535
+$102,079 QoQ
Shares Held
20,134
0.0% QoQ
Ownership
0.042%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in AMSC Over Time
Shares Held
Position Value (USD)
Position in Specialty Industrial Machinery
Industrials · as of Mar 31, 2026JANUS HENDERSON GROUP PLC holds $4,941,055,735 across 48 Specialty Industrial Machinery names. AMSC ranks #41 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ETN |
Eaton Corp plc
|
5,092,361 | $1,821,384,757 | |
| 2 | GEV |
GE Vernova Inc.
|
1,519,799 | $1,326,632,545 | |
| 3 | IR |
Ingersoll Rand Inc.
|
6,576,720 | $526,926,805 | |
| 4 | EMR |
Emerson Electric Co
|
2,207,707 | $289,253,770 | |
| 5 | ITT |
Itt Inc.
|
631,201 | $120,262,725 | |
| 6 | GTES |
Gates Industrial Corp Ltd.
|
5,230,159 | $118,253,894 | |
| 7 | XYL |
Xylem Inc.
|
883,878 | $105,623,420 | |
| 8 | MIR |
Mirion Technologies, Inc.
|
4,043,089 | $75,161,023 |
All Filings in AMSC
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $681,535 | 20,134 | Shares | Defined | 2026-05-18 | |
| 2025-12-31 | $579,456 | 20,134 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $2,336,996 | 39,350 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,715,660 | 46,761 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $286,612 | 15,800 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $389,154 | 15,800 | Shares | Defined | 2025-02-14 | |
| 2024-09-30 | $372,880 | 15,800 | Shares | Defined | 2024-11-14 | |
| No filing history on record for this holder in this stock. | ||||||