DM
Insider
David W Mason
Chief Legal OfficerDavid W Mason (Chief Legal Officer) filed 1 Form 4 report in the trailing twelve months (0 purchases, 1 sale), most often in SEMR. The largest single filing was $1.2M of SEMR (97,372 sh × $11.93, as filed), executed Mar 5.
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
1
0 buys · 1 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.2M
shares × price, as filed
Last traded
Mar 5
Filed Mar 9
Volume by month
Buys $0
Sells $1.3M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Not on file
1 filing
Sector per market data · by filing · past 12 months
Most traded names
SEMR
SEMR
SEMR · 0 buys · 2 sells
2 filings
Recent filings
SEMRSALE
SEMrush Holdings, Inc.
View filing →
$1.2M97,372 sh × $11.93
Exec Mar 5
Filed Mar 9 · 5:30 PM ET SEMRSALE SEMrush Holdings, Inc. View filing → $102K
9,127 sh × $11.14
Exec Mar 3 2025
Filed Mar 5 2025 · 5:30 PM ET