ACADIAN ASSET MANAGEMENT LLC
Position in AMSC — American Superconductor Corp /De/
CIK 916542
Boston, MA
Position in AMSC
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$27,452
-$377,223 QoQ
Shares Held
811
-94.2% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2022
8 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, 2026ACADIAN ASSET MANAGEMENT LLC holds $701,685,279 across 29 Specialty Industrial Machinery names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CMI |
Cummins Inc
|
359,260 | $256,227,824 | |
| 2 | AME |
Ametek Inc/
|
568,171 | $137,463,291 | |
| 3 | ROK |
Rockwell Automation, Inc
|
172,083 | $85,194,851 | |
| 4 | GEV |
GE Vernova Inc.
|
67,494 | $79,296,000 | |
| 5 | GGG |
Graco Inc
|
517,251 | $39,109,348 | |
| 6 | XYL |
Xylem Inc.
|
192,229 | $22,723,390 | |
| 7 | DCI |
DONALDSON Co INC
|
243,274 | $21,838,706 | |
| 8 | NDSN |
Nordson Corp
|
32,483 | $9,799,796 |
All Filings in AMSC
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $27,452 | 811 | Shares | Defined | 2026-05-13 | |
| 2025-12-31 | $404,675 | 14,061 | Shares | Defined | 2026-02-10 | |
| 2025-09-30 | $94,727 | 1,595 | Shares | Defined | 2025-11-13 | |
| 2024-09-30 | $252,236 | 10,688 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $2,911,774 | 124,488 | Shares | Defined | 2024-08-06 | |
| 2024-03-31 | $651,425 | 48,218 | Shares | Defined | 2024-05-10 | |
| 2023-12-31 | $278,990 | 25,044 | Shares | Defined | 2024-02-13 | |
| 2022-12-31 | $118,735 | 32,265 | Shares | Defined | 2023-02-14 | |
| No filing history on record for this holder in this stock. | ||||||