TWO SIGMA INVESTMENTS, LP
Position in AMSC — American Superconductor Corp /De/
CIK 1179392
NEW YORK, NY
Position in AMSC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$3,750,013
-$1,971,178 QoQ
Shares Held
90,340
-46.5% QoQ
Ownership
0.186%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#58
of 276 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)
Derivatives in AMSC
reported options exposure · as of Jun 30, 2026CallValue
$265,664
CallShares
6,400
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Specialty Industrial Machinery
Industrials · as of Jun 30, 2026TWO SIGMA INVESTMENTS, LP holds $1,892,059,768 across 54 Specialty Industrial Machinery names. AMSC ranks #32 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ITW |
Illinois Tool Works Inc
|
2,153,740 | $582,522,057 | |
| 2 | OTIS |
Otis Worldwide Corp
|
3,138,794 | $224,737,650 | |
| 3 | GGG |
Graco Inc
|
1,756,121 | $132,780,308 | |
| 4 | SMR |
NUSCALE POWER Corp
|
11,655,351 | $116,903,170 | |
| 5 | IEX |
Idex Corp /De/
|
491,153 | $111,467,173 | |
| 6 | PH |
Parker-Hannifin Corp
|
104,981 | $102,684,015 | |
| 7 | AME |
Ametek Inc/
|
406,681 | $98,392,401 | |
| 8 | FELE |
Franklin Electric Co Inc
|
622,473 | $66,722,880 |
All Filings in AMSC
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $3,750,013 | 90,340 | Shares | Sole | 2026-08-14 | |
| 2026-06-30 | $265,664 | 6,400 | Call | Sole | 2026-08-14 | |
| 2026-03-31 | $328,345 | 9,700 | Call | Sole | 2026-05-15 | |
| 2026-03-31 | $236,950 | 7,000 | Put | Sole | 2026-05-15 | |
| 2026-03-31 | $5,721,191 | 169,016 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $9,254,813 | 321,571 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $7,223,189 | 121,623 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $4,507,366 | 122,850 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $786,495 | 43,357 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $448,807 | 18,222 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $444,860 | 18,850 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $617,496 | 26,400 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $485,400 | 35,929 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $200,520 | 18,000 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $1,242,518 | 164,572 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $62,600 | 10,000 | Shares | Sole | 2023-08-14 | |
| 2022-09-30 | $389,018 | 88,817 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $265,241 | 51,205 | Shares | Sole | 2022-08-15 | |
| 2021-09-30 | $226,821 | 15,557 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $795,714 | 45,757 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $1,434,475 | 75,658 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $4,077,164 | 174,089 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $1,729,172 | 119,418 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $203,916 | 25,082 | Shares | Sole | 2020-08-14 | |
| No filing history on record for this holder in this stock. | ||||||