TUDOR INVESTMENT CORP ET AL
Position in AMSC — American Superconductor Corp /De/
CIK 923093
STAMFORD, CT
Position in AMSC
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$0
-$7,242,256 QoQ
Shares Held
0
-100.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2024
7 quarters on record
Common Shares in AMSC Over Time
Shares Held
Position Value (USD)
Derivatives in AMSC
reported options exposure · as of Mar 31, 2026CallValue
$741,315
CallShares
21,900
PutValue
$216,640
PutShares
6,400
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, 2026TUDOR INVESTMENT CORP ET AL holds $204,208,107 across 29 Specialty Industrial Machinery names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | OTIS |
Otis Worldwide Corp
|
540,436 | $38,695,217 | |
| 2 | AME |
Ametek Inc/
|
89,275 | $21,599,193 | |
| 3 | PNR |
PENTAIR plc
|
258,132 | $19,788,399 | |
| 4 | INIO |
Innio N.V.
|
494,694 | $19,565,147 | |
| 5 | PH |
Parker-Hannifin Corp
|
14,639 | $14,318,698 | |
| 6 | HLIO |
Helios Technologies, Inc.
|
141,953 | $12,669,305 | |
| 7 | GGG |
Graco Inc
|
156,398 | $11,825,252 | |
| 8 | GNRC |
Generac Holdings Inc.
|
34,522 | $10,108,386 |
All Filings in AMSC
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $741,315 | 21,900 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $216,640 | 6,400 | Put | Defined | 2026-05-15 | |
| 2025-12-31 | $230,240 | 8,000 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $7,242,256 | 251,642 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $920,960 | 32,000 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $1,413,482 | 23,800 | Call | Defined | 2025-12-09 | |
| 2025-09-30 | $10,395,566 | 175,039 | Shares | Defined | 2025-12-09 | |
| 2025-09-30 | $1,823,273 | 30,700 | Put | Defined | 2025-12-09 | |
| 2025-06-30 | $289,851 | 7,900 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $880,560 | 24,000 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $9,543,839 | 260,121 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $495,222 | 27,300 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $364,867 | 20,114 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $334,968 | 13,600 | Put | Defined | 2025-02-14 | |
| 2024-06-30 | $1,129,175 | 48,276 | Shares | Defined | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||