Position in AMPX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$47,138,843
-$23,009,815 QoQ
Shares Held
3,401,071
-18.3% QoQ
Ownership
2.33%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#7
of 259 holders
Holding Since
Sep 2022
12 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AMPX Over Time
Shares Held
Position Value (USD)
Derivatives in AMPX
reported options exposure · as of Jun 30, 2026CallValue
$18,194,022
CallShares
1,312,700
PutValue
$64,048,446
PutShares
4,621,100
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 Electrical Equipment & Parts
Industrials · as of Jun 30, 2026JANE STREET GROUP, LLC holds $2,410,068,871 across 33 Electrical Equipment & Parts names. AMPX ranks #8 (2.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BE |
Bloom Energy Corp
|
4,168,454 | $1,261,791,024 | |
| 2 | AEIS |
Advanced Energy Industries Inc
|
815,680 | $304,142,601 | |
| 3 | NVT |
nVent Electric plc
|
1,470,178 | $249,356,890 | |
| 4 | POWL |
Powell Industries Inc
|
562,655 | $161,121,885 | |
| 5 | HUBB |
Hubbell Inc
|
255,013 | $133,422,801 | |
| 6 | FPS |
Forgent Power Solutions, Inc.
|
1,397,302 | $78,053,289 | |
| 7 | ENS |
EnerSys
|
290,958 | $68,031,798 | |
| 8 | AMPX |
Amprius Technologies, Inc.
This page
|
3,401,071 | $47,138,843 |
All Filings in AMPX
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $18,194,022 | 1,312,700 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $47,138,843 | 3,401,071 | Shares | Defined | 2026-08-14 | |
| 2026-06-30 | $64,048,446 | 4,621,100 | Put | Defined | 2026-08-14 | |
| 2026-06-30 | $65,333,309 | 4,713,803 | Shares | Sole | 2026-08-10 | |
| 2026-04-22 | $159,165,448 | 7,014,784 | Shares | Sole | 2026-04-28 | |
| 2026-03-31 | $70,148,658 | 4,160,656 | Shares | Defined | 2026-05-12 | |
| 2026-03-31 | $19,658,760 | 1,166,000 | Put | Defined | 2026-05-12 | |
| 2026-03-31 | $21,034,536 | 1,247,600 | Call | Defined | 2026-05-12 | |
| 2025-12-31 | $1,740,534 | 220,600 | Put | Defined | 2026-02-12 | |
| 2025-12-31 | $7,061,550 | 895,000 | Call | Defined | 2026-02-12 | |
| 2025-12-31 | $1,683,923 | 213,425 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $6,934,784 | 659,200 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $1,148,784 | 109,200 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $7,118,504 | 676,664 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $94,114 | 22,355 | Shares | Defined | 2025-08-14 | |
| 2025-06-30 | $138,930 | 33,000 | Call | Defined | 2025-08-14 | |
| 2024-12-31 | $724,130 | 258,618 | Shares | Defined | 2025-02-14 | |
| 2024-06-30 | $28,756 | 22,643 | Shares | Defined | 2024-08-15 | |
| 2024-03-31 | $59,446 | 22,433 | Shares | Defined | 2024-05-16 | |
| 2023-12-31 | $147,649 | 27,911 | Shares | Defined | 2024-02-15 | |
| 2023-06-30 | $264,302 | 36,811 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $225,919 | 25,938 | Shares | Defined | 2023-05-16 | |
| 2022-09-30 | $474,445 | 51,436 | Shares | Defined | 2022-11-15 | |
| No filing history on record for this holder in this stock. | ||||||