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SEI INVESTMENTS CO

Position in AMPX — Amprius Technologies, Inc.

CIK 350894 OAKS, PA

Position in AMPX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$6,143,167
-$3,621,486 QoQ
Shares Held
443,230
-23.5% QoQ
Ownership
0.303%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#47
of 259 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMPX Over Time

Shares Held

Position Value (USD)

Position in Electrical Equipment & Parts

Industrials · as of Jun 30, 2026

SEI INVESTMENTS CO holds $544,537,022 across 22 Electrical Equipment & Parts names. AMPX ranks #12 (1.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AMPX

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8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $6,143,167 443,230
2026-03-31 $9,764,653 579,161
2025-12-31 $3,406,790 431,786
2025-09-30 $828,134 78,720
2025-06-30 $43,064 10,229
2025-03-31 $27,413 10,229
2024-12-31 $28,641 10,229
2024-09-30 $73,352 66,083