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Home/Companies/DexCom, Inc.

DexCom, Inc.

92 insider trades tracked

DXCM
Insider trades
92
Bought (open market)
$1M
Sold (open market)
$14.6M
Unique insiders
18

12-month activity

Monthly insider buy vs sell totals for DexCom, Inc..

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$0$01
November 2025$1M$448K5
December 2025$0$00
January 2026$0$010
February 2026$0$69K2
March 2026$0$110K12
April 2026$0$107K1
May 2026$0$2.1M22
June 2026$0$1.1M5
July 2026$0$4.3M4
August 2026$0$3.1M12
September 2026$0$00

Recent insider trades

Most recent Form 4 filings for DexCom, Inc..

  • Stern Sadiesold2,565 shares ofDXCMat $88.37$227KAug 27 · filed Aug 28Details
  • Stern Sadietax-withheld1,451 shares ofDXCMat $92.34$134KAug 22 · filed Aug 25Details
  • Sylvain Jereme Mtax-withheld1,451 shares ofDXCMat $92.34$134KAug 22 · filed

Insiders at this company

Executives and directors who have filed Form 4s.

  • Brown Michael Jon14 trades
  • FOLETTA MARK G10 trades
  • SAYER KEVIN R10 trades
  • Stern Sadie9 trades
  • Leach Jacob Steven8 trades
  • Sylvain Jereme M7 trades
  • Dolan Matthew Vincent5 trades
  • Heller Bridgette P5 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
Aug 25
Details
  • Brown Michael Jontax-withheld1,451 shares ofDXCMat $92.34$134KAug 22 · filed Aug 25Details
  • Leach Jacob Steventax-withheld1,451 shares ofDXCMat $92.34$134KAug 22 · filed Aug 25Details
  • SAYER KEVIN Rsold97 shares ofDXCMat $91.41$9KAug 20 · filed Aug 24Details
  • SAYER KEVIN Rsold7,351 shares ofDXCMat $90.781$667KAug 20 · filed Aug 24Details
  • SAYER KEVIN Rsold19,308 shares ofDXCMat $89.706$1.7MAug 20 · filed Aug 24Details
  • Brown Michael Jonsold1,700 shares ofDXCMat $91.93$156KAug 14 · filed Aug 17Details
  • AUGUSTINOS NICHOLASgifted1,075 shares ofDXCMat $0Aug 12 · filed Aug 13Details
  • Heller Bridgette Psold1,012 shares ofDXCMat $88.29$89KAug 12 · filed Aug 13Details
  • FOLETTA MARK Gsold2,000 shares ofDXCMat $85.32$171KAug 3 · filed Aug 4Details
  • FOLETTA MARK Gsold2,000 shares ofDXCMat $80$160KJul 31 · filed Aug 4Details
  • SAYER KEVIN Rsold26,756 shares ofDXCMat $76.319$2MJul 20 · filed Jul 21Details
  • Brown Michael Jonsold1,700 shares ofDXCMat $74.42$127KJul 15 · filed Jul 16Details
  • SAYER KEVIN Rsold26,756 shares ofDXCMat $72$1.9MJul 6 · filed Jul 7Details
  • Brown Michael Jonsold1,700 shares ofDXCMat $75.55$128KJun 15 · filed Jun 17Details
  • FOLETTA MARK Gsold199 shares ofDXCMat $74.819$15KJun 15 · filed Jun 17Details
  • FOLETTA MARK Gsold3,801 shares ofDXCMat $74.099$282KJun 15 · filed Jun 17Details
  • Coleman Jonsold4,911 shares ofDXCMat $74.13$364KJun 4 · filed Jun 5Details
  • Coleman Jonsold4,912 shares ofDXCMat $73$359KJun 3 · filed Jun 5Details
  • ALTMAN STEVEN Rgranted5,565 shares ofDXCMat $0May 28 · filed Jun 1Details
  • Malady Kylegranted5,575 shares ofDXCMat $0May 28 · filed Jun 1Details
  • AUGUSTINOS NICHOLASgranted5,575 shares ofDXCMat $0May 28 · filed Jun 1Details
  • FOLETTA MARK Ggranted6,331 shares ofDXCMat $0May 28 · filed Jun 1Details
  • Heller Bridgette Pgranted5,575 shares ofDXCMat $0May 28 · filed Jun 1Details
  • Osterloh Albert Frederick IVgranted1,630 shares ofDXCMat $0May 28 · filed Jun 1Details
  • Driscoll Rimmagranted5,605 shares ofDXCMat $0May 28 · filed Jun 1Details
  • Ashley Euan A.granted5,565 shares ofDXCMat $0May 28 · filed Jun 1Details
  • Collins Richard Alexandergranted5,605 shares ofDXCMat $0May 28 · filed Jun 1Details
  • View all trades for DXCM →
    Coleman Jon
    4 trades
  • Collins Richard Alexander4 trades
  • AUGUSTINOS NICHOLAS3 trades
  • Lawver Teri L2 trades
  • ALTMAN STEVEN R2 trades
  • Osterloh Albert Frederick IV2 trades
  • Ashley Euan A.2 trades
  • Malady Kyle2 trades
  • Driscoll Rimma2 trades
  • GALA RENEE D1 trades