Over the past 12 months, 10 insiders at DEXCOM INC filed 26 open-market SEC Form 4 transactions on DXCM: 2 purchases worth $1.0M and 24 sales worth $9.0M. Insiders have been net sellers over this period. The most recent filing was on Jul 20, 26.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Jul 20, 26 | Kevin R SayerExecutive Chair, Director | SELL | 26.8K | $76.32 | $2.0M |
| Jul 15, 26 | Michael Jon BrownEVP Chief Legal Compliance Off | SELL | 1.7K | $74.42 | $127K |
| Jul 6, 26 | Kevin R SayerExecutive Chair | SELL | 26.8K | $72.00 | $1.9M |
| Jun 15, 26 | Michael Jon BrownEVP Chief Legal Compliance Off | SELL | 1.7K | $75.55 | $128K |
| Jun 15, 26 | Mark G Foletta | SELL | 3.8K | $74.82 | $282K |
| Jun 4, 26 | Jon ColemanEVP, Chief Commercial Officer | SELL | 4.9K | $74.13 | $364K |
| Jun 3, 26 | Jon ColemanEVP, Chief Commercial Officer | SELL | 4.9K | $73.00 | $359K |
| May 21, 26 | Kevin R SayerExecutive Chair | SELL | 26.8K | $72.00 | $1.9M |
| May 15, 26 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 1.7K | $59.91 | $102K |
| May 12, 26 | Bridgette P Heller | SELL | 1.0K | $60.01 | $61K |
| Apr 15, 26 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 1.7K | $63.04 | $107K |
| Mar 16, 26 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 1.7K | $64.85 | $110K |
| Feb 12, 26 | Bridgette P HellerDirector | SELL | 1.0K | $68.01 | $69K |
| Nov 14, 25 | Richard Alexander CollinsDirector | SELL | 2.9K | $59.05 | $172K |
| Nov 12, 25 | Bridgette P HellerDirector | SELL | 1.0K | $58.07 | $59K |
| Nov 10, 25 | Richard Alexander CollinsDirector | SELL | 3.9K | $55.17 | $218K |
| Nov 10, 25 | Jacob Steven LeachPresident & COO | BUY | 15.7K | $55.43 | $863K |
| Sep 5, 25 | Kyle MaladyDirector | SELL | 667 | $80.86 | $54K |
| Sep 4, 25 | Sadie SternEVP, Chief HR Officer | SELL | 1.5K | $80.00 | $117K |
| Sep 2, 25 | Jereme M SylvainEVP, Chief Financal Officer | SELL | 4.8K | $74.17 | $358K |
| Aug 15, 25 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 500 | $80.29 | $40K |
| Aug 15, 25 | Mark G FolettaDirector | SELL | 2.6K | $81.54 | $207K |
| Jul 28, 25 | Sadie SternEVP, Chief HR Officer | SELL | 1.5K | $88.99 | $130K |
| Jul 15, 25 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 500 | $86.03 | $43K |
| Jul 15, 25 | Mark G FolettaDirector | SELL | 2.7K | $86.03 | $234K |
| Jun 26, 25 | Sadie SternEVP, Chief HR Officer | SELL | 1.5K | $85.06 | $125K |
| Jun 16, 25 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 500 | $82.80 | $41K |
| Jun 16, 25 | Mark G FolettaDirector | SELL | 2.8K | $83.13 | $229K |
| Jun 16, 25 | Nicholas AugustinosDirector | SELL | 3.7K | $82.80 | $304K |
| Jun 13, 25 | Nicholas AugustinosDirector | SELL | 2.6K | $81.69 | $214K |
| May 27, 25 | Sadie SternEVP, Chief HR Officer | SELL | 6.2K | $85.11 | $526K |
| May 23, 25 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 10.0K | $84.28 | $843K |
| Mar 17, 25 | Bridgette P HellerDirector | SELL | 352 | $70.33 | $25K |
| Mar 12, 25 | Michael Jon BrownEVP, Chief Legal Officer | SELL | 13.0K | $70.38 | $915K |
| Mar 12, 25 | Jacob Steven LeachEVP, Chief Operating Officer | SELL | 14.1K | $70.38 | $991K |
| Mar 12, 25 | Kevin R SayerChairman, CEO & President | SELL | 32.5K | $70.38 | $2.3M |
| Mar 12, 25 | Sadie SternEVP, Chief HR Officer | SELL | 11.2K | $70.38 | $787K |
| Mar 12, 25 | Jereme M SylvainEVP, Chief Financal Officer | SELL | 12.0K | $70.38 | $845K |
| Mar 10, 25 | Jereme M SylvainEVP, Chief Financal Officer | SELL | 3.2K | $74.70 | $237K |
| Jan 29, 25 | Matthew Vincent DolanEVP, Strategy & Corporate Dev | SELL | 1.2K | $86.91 | $103K |
| Jan 29, 25 | Jacob Steven LeachEVP, Chief Operating Officer | SELL | 2.6K | $86.91 | $229K |
| Jan 29, 25 | Kevin R SayerChairman, CEO & President | SELL | 33.4K | $86.91 | $2.9M |
| Jan 29, 25 | Sadie SternEVP, Chief HR Officer | SELL | 2.1K | $86.91 | $182K |
| Jan 29, 25 | Jereme M SylvainEVP, Chief Financal Officer | SELL | 2.1K | $86.91 | $182K |
| Dec 16, 24 | Bridgette P HellerDirector | SELL | 1.0K | $76.87 | $77K |
| Dec 16, 24 | Jacob Steven LeachEVP, Chief Operating Officer | SELL | 744 | $76.87 | $57K |
| Dec 16, 24 | Sadie SternEVP, Chief HR Officer | SELL | 424 | $76.87 | $33K |
| Dec 16, 24 | Jereme M SylvainEVP, Chief Financal Officer | SELL | 744 | $76.87 | $57K |
| Nov 20, 24 | Sadie SternEVP, Chief HR Officer | SELL | 4.3K | $74.73 | $318K |
| Nov 15, 24 | Jereme M SylvainEVP, Chief Financal Officer | SELL | 3.5K | $75.51 | $264K |
Over the past 12 months, insiders at DEXCOM INC filed 2 open-market purchases worth $1.0M and 24 sales worth $9.0M on DXCM, which makes them net sellers over the period. The most recent Form 4 was filed on Jul 20, 26.
The largest recent open-market DXCM insider purchase in our data was $863K by Jacob Steven Leach, President & COO, filed on Nov 10, 25.
10 different insiders at DEXCOM INC filed open-market SEC Form 4 transactions on DXCM over the last 12 months.
InsiderTape plots every DXCM insider buy and sell directly on the price chart and flags new SEC Form 4 filings as they arrive, with cluster detection and buy/sell pressure. The data updates daily from SEC EDGAR.
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