Position in AMPX
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$1,818,432
-$18,878,886 QoQ
Shares Held
131,200
-89.3% QoQ
Ownership
0.090%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#86
of 259 holders
Holding Since
Jun 2023
7 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in AMPX Over Time
Shares Held
Position Value (USD)
Position in Electrical Equipment & Parts
Industrials · as of Jun 30, 2026MARSHALL WACE, LLP holds $1,025,613,617 across 23 Electrical Equipment & Parts names. AMPX ranks #13 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BE |
Bloom Energy Corp
|
1,618,954 | $490,057,374 | |
| 2 | VRT |
Vertiv Holdings Co
|
950,002 | $318,079,668 | |
| 3 | AEIS |
Advanced Energy Industries Inc
|
204,788 | $76,359,301 | |
| 4 | HUBB |
Hubbell Inc
|
100,131 | $52,388,539 | |
| 5 | NVT |
nVent Electric plc
|
208,766 | $35,408,799 | |
| 6 | POWL |
Powell Industries Inc
|
54,007 | $15,465,443 | |
| 7 | FPS |
Forgent Power Solutions, Inc.
|
143,944 | $8,040,711 | |
| 8 | ENVX |
Enovix Corp
|
1,319,796 | $8,011,160 |
All Filings in AMPX
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,818,432 | 131,200 | Shares | Other | 2026-08-13 | |
| 2026-03-31 | $20,697,318 | 1,227,599 | Shares | Other | 2026-05-15 | |
| 2025-09-30 | $319,470 | 30,368 | Shares | Other | 2025-11-13 | |
| 2025-06-30 | $4,653,787 | 1,105,413 | Shares | Other | 2025-08-13 | |
| 2025-03-31 | $2,551,190 | 951,937 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $150,178 | 53,635 | Shares | Other | 2025-02-13 | |
| 2023-06-30 | $72,431 | 10,088 | Shares | Other | 2023-08-14 | |
| No filing history on record for this holder in this stock. | ||||||