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JK
Insider

John Kenneweg

SVP, Sales & Product Marketing

John Kenneweg (SVP, Sales & Product Marketing) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in 908 Devices Inc. (MASS). The largest single filing was $216K of MASS (21,399 sh × $10.11, as filed), executed Sep 16.

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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
2
0 buys · 2 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$364K
shares × price, as filed
Last traded
Sep 16
Filed Sep 17

Median ADV $3.5M across their filed names

Open performance
Volume by month
$216K$108K$0Oct 2024Apr 2025Oct 2025Apr 2026May 2026 · sells $148KSep 2026 · sells $216K
Buys $0 Sells $364K

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

Sectors filed on
Healthcare 2 filings

Sector per market data · by filing · past 12 months

Most traded names
MASS 908 Devices Inc. MASS · 0 buys · 2 sells 2 filings
Recent filings
MASSSALE 908 Devices Inc. View filing → $216K
21,399 sh × $10.11
Exec Sep 16
Filed Sep 17 · 5:27 PM ET
MASSSALE 908 Devices Inc. View filing → $148K
18,255 sh × $8.11
Exec May 8
Filed May 11 · 5:30 PM ET