Swiss National Bank
BankPosition in AMSC — American Superconductor Corp /De/
CIK 1582202
ZURICH, V8
Position in AMSC
as of Jun 30, 2026
· filed Aug 11, 2026
Position Value
$3,677,786
+$661,751 QoQ
Shares Held
88,600
-0.6% QoQ
Ownership
0.183%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#59
of 278 holders
Holding Since
Sep 2024
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, 2026Swiss National Bank holds $3,590,600,939 across 50 Specialty Industrial Machinery names. AMSC ranks #42 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GEV |
GE Vernova Inc.
|
760,245 | $893,181,440 | |
| 2 | ETN |
Eaton Corp plc
|
1,094,320 | $466,311,638 | |
| 3 | PH |
Parker-Hannifin Corp
|
355,980 | $348,191,157 | |
| 4 | CMI |
Cummins Inc
|
389,718 | $277,950,774 | |
| 5 | EMR |
Emerson Electric Co
|
1,585,200 | $226,921,380 | |
| 6 | ITW |
Illinois Tool Works Inc
|
772,240 | $208,867,752 | |
| 7 | ROK |
Rockwell Automation, Inc
|
316,860 | $156,871,048 | |
| 8 | AME |
Ametek Inc/
|
646,025 | $156,299,288 |
All Filings in AMSC
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $3,677,786 | 88,600 | Shares | Sole | 2026-08-11 | |
| 2026-03-31 | $3,016,035 | 89,100 | Shares | Sole | 2026-05-07 | |
| 2025-12-31 | $2,564,298 | 89,100 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $5,024,394 | 84,600 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $3,056,277 | 83,300 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $1,316,964 | 72,600 | Shares | Sole | 2025-05-12 | |
| 2024-12-31 | $1,854,639 | 75,300 | Shares | Sole | 2025-02-10 | |
| 2024-09-30 | $1,703,920 | 72,200 | Shares | Sole | 2024-11-07 | |
| No filing history on record for this holder in this stock. | ||||||