MS
Insider
Mark Stolper
EVP, Chief Financial OfficerMark Stolper (EVP, Chief Financial Officer) filed 1 Form 4 report in the past 24 months (0 purchases, 1 sale), most often in RadNet, Inc. (RDNT). The largest single filing was $2.6M of RDNT (35,000 sh × $73.89, as filed), executed Sep 16 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
$2.6M
shares × price, as filed
Last traded
Sep 16 2025
Filed Sep 18 2025
Median ADV $63.6M across their filed names
Open performance→Volume by month
Buys $0
Sells $2.6M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
1 filing
Sector per market data · by filing · past 24 months
Most traded names
RDNTRecent filings
RDNTSALE
RadNet, Inc.
View filing →
$2.6M35,000 sh × $73.89
Exec Sep 16 2025
Filed Sep 18 2025 · 5:30 PM ET