MK
Insider
Matthew D Kaufman
Chief Safety OfficerMatthew D Kaufman (Chief Safety Officer) filed 10 Form 4 reports in the trailing twelve months (0 purchases, 10 sales), most often in Roblox Corporation (RBLX). The largest single filing was $2.2M of RBLX (30,034 sh across 2 lots, as filed), executed Feb 10.
Add to watchlistReturn, 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
10
0 buys · 10 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$9.0M
shares × price, as filed
Last traded
Aug 20
Filed Aug 24
Median ADV $464.8M across their filed names
Open performance→Volume by month
Buys $0
Sells $19.1M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Communication Services
9 filings
Sector per market data · by filing · past 12 months
Most traded names
RBLXRecent filings
RBLXSALE
Roblox Corporation
View filing →
$550K6,000 sh × $91.69
Exec Jun 5 2025
Filed Jun 9 2025 · 5:30 PM ET RBLXSALE Roblox Corporation View filing → $1.1M
13,928 sh × $80.61
Exec May 20 2025
Filed May 22 2025 · 5:30 PM ET RBLXSALE Roblox Corporation View filing → $480K
6,000 sh × $79.94
Exec May 15 2025
Filed May 19 2025 · 5:30 PM ET RBLXSALE Roblox Corporation View filing → $820K
11,425 sh × $71.80
Exec May 5 2025
Filed May 7 2025 · 5:30 PM ET RBLXSALE Roblox Corporation View filing → $348K
6,000 sh × $57.99
Exec Apr 3 2025
Filed Apr 7 2025 · 5:30 PM ET