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Alistair N Sporck

VP Contactor Business Unit

Alistair N Sporck (VP Contactor Business Unit) filed 5 Form 4 reports in the trailing twelve months (0 purchases, 5 sales), most often in Aehr Test Systems, Inc. (AEHR). The largest single filing was $187K of AEHR (2,000 sh × $93.50, as filed), executed Apr 22.

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Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
5
0 buys · 5 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$726K
shares × price, as filed
Last traded
Aug 10
Filed Aug 11

Median ADV $307.6M across their filed names

Open performance
Volume by month
$486K$243K$0Oct 2024Apr 2025Oct 2025Apr 2026Apr 2026 · sells $486KAug 2026 · sells $240K
Buys $0 Sells $726K

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Technology 5 filings

Sector per market data · by filing · past 12 months

Most traded names
AEHR Aehr Test Systems, Inc. AEHR · 0 buys · 5 sells 5 filings
Recent filings
AEHRSALE Aehr Test Systems, Inc. View filing → $108K
1,000 sh × $108.49
Exec Aug 10
Filed Aug 11 · 2:18 PM ET
AEHRSALE Aehr Test Systems, Inc. View filing → $132K
1,301 sh × $101.10
Exec Aug 4
Filed Aug 6 · 4:46 PM ET
AEHRSALE Aehr Test Systems, Inc. View filing → $187K
2,000 sh × $93.50
Exec Apr 22
Filed Apr 22 · 5:30 PM ET
AEHRSALE Aehr Test Systems, Inc. View filing → $164K
2,000 sh × $81.88
Exec Apr 16
Filed Apr 17 · 5:30 PM ET
AEHRSALE Aehr Test Systems, Inc. View filing → $135K
2,000 sh × $67.37
Exec Apr 10
Filed Apr 14 · 5:30 PM ET