MILLENNIUM MANAGEMENT LLC
Position in AMSC — American Superconductor Corp /De/
CIK 1273087
NEW YORK, NY
Position in AMSC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$4,182,630
+$744,283 QoQ
Shares Held
100,762
-0.8% QoQ
Ownership
0.208%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#53
of 276 holders
Holding Since
Dec 2020
23 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, 2026MILLENNIUM MANAGEMENT LLC holds $2,486,549,763 across 48 Specialty Industrial Machinery names. AMSC ranks #37 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | IEX |
Idex Corp /De/
|
2,369,834 | $537,833,826 | |
| 2 | RRX |
Regal Rexnord Corp
|
972,549 | $231,651,446 | |
| 3 | DOV |
DOVER Corp
|
987,542 | $221,485,919 | |
| 4 | CMI |
Cummins Inc
|
277,042 | $197,589,124 | |
| 5 | AME |
Ametek Inc/
|
783,287 | $189,508,456 | |
| 6 | IR |
Ingersoll Rand Inc.
|
2,151,323 | $176,386,972 | |
| 7 | PH |
Parker-Hannifin Corp
|
148,837 | $145,580,446 | |
| 8 | NDSN |
Nordson Corp
|
303,890 | $91,680,574 |
All Filings in AMSC
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $4,182,630 | 100,762 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $3,438,347 | 101,576 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $2,247,372 | 78,088 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $7,275,393 | 122,502 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $9,238,798 | 251,807 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $4,093,871 | 225,682 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $568,090 | 23,065 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $6,187,896 | 262,199 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $8,767,694 | 374,848 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $6,750,501 | 499,667 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $4,598,224 | 412,767 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $4,032,568 | 534,115 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $1,609,890 | 257,171 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $198,653 | 40,459 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $419,122 | 113,892 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $577,559 | 131,863 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $3,001,810 | 579,500 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $678,210 | 89,121 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $1,892,826 | 173,973 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $3,618,522 | 248,184 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $2,935,066 | 168,779 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $2,497,600 | 131,730 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $809,910 | 34,582 | Shares | Sole | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||