RC
Insider
Richard Alexander Collins
DirectorRichard Alexander Collins (Director) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in DexCom, Inc. (DXCM). The largest single filing was $218K of DXCM (3,948 sh × $55.17, as filed), executed Nov 10 2025.
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
2
0 buys · 2 sells
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$389K
shares × price, as filed
Last traded
Nov 14 2025
Filed Nov 17 2025
Median ADV $483.2M across their filed names
Open performance→Volume by month
Buys $0
Sells $389K
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
DXCMRecent filings
DXCMSALE
DexCom, Inc.
View filing →
$172K2,906 sh × $59.05
Exec Nov 14 2025
Filed Nov 17 2025 · 5:30 PM ET DXCMSALE DexCom, Inc. View filing → $218K
3,948 sh × $55.17
Exec Nov 10 2025
Filed Nov 10 2025 · 5:30 PM ET