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MILLENNIUM MANAGEMENT LLC

Position in AMPX — Amprius Technologies, Inc.

CIK 1273087 NEW YORK, NY

Position in AMPX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$16,743,115
-$710,997 QoQ
Shares Held
1,208,017
+16.7% QoQ
Ownership
0.827%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#21
of 259 holders
Holding Since
Sep 2022
13 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, 2026
CallValue
$0
CallShares
0
PutValue
$3,326,400
PutShares
240,000

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, 2026

MILLENNIUM MANAGEMENT LLC holds $1,747,908,328 across 26 Electrical Equipment & Parts names. AMPX ranks #12 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AMPX

Export CSV
15 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,326,400 240,000
2026-06-30 $16,743,115 1,208,017
2026-03-31 $2,107,500 125,000
2026-03-31 $17,454,112 1,035,238
2025-12-31 $8,562,780 1,085,270
2025-09-30 $6,183,992 587,832
2025-06-30 $15,224,959 3,616,380
2025-03-31 $3,741,314 1,396,013
2024-12-31 $2,009,198 717,571
2024-06-30 $228,072 179,585
2024-03-31 $151,161 57,042
2023-12-31 $72,028 13,616
2023-09-30 $490,523 103,486
2022-12-31 $219,224 27,645
2022-09-30 $161,493 17,508