SW
Insider
Sandra Wallach
Chief Financial OfficerSandra Wallach (Chief Financial Officer) filed 1 Form 4 report in the past 24 months (0 purchases, 1 sale), most often in Amprius Technologies, Inc. (AMPX). The largest single filing was $194K of AMPX (28,390 sh × $6.82, as filed), executed Aug 21 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
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returns measure stock purchases only
Filings, ttm
1
0 buys · 1 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$194K
shares × price, as filed
Last traded
Aug 21 2025
Filed Aug 25 2025
Median ADV $72.5M across their filed names
Open performance→Volume by month
Buys $0
Sells $194K
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Industrials
1 filing
Sector per market data · by filing · past 24 months
Most traded names
AMPXRecent filings
AMPXSALE
Amprius Technologies, Inc.
View filing →
$194K28,390 sh × $6.82
Exec Aug 21 2025
Filed Aug 25 2025 · 5:30 PM ET