InsiderFlow

DXCM

DexCom, Inc.$75.26+0.05 (+0.07%)
Prev Close$75.25·MCap$29.57B·P/E36.01·Vol3.10M·Yield

Buys (12M)

1

$1.00M

Sells (12M)

27

$8.98M

Net Activity

Net Seller

$7.98M

Active Insiders

12

last 12 mo

Over the past 12 months, insider activity at DexCom, Inc. (DXCM) has been dominated by selling, with 1 insider purchase totaling $1.00M and 27 insider sales totaling $8.98M. The most recent insider transaction was by Coleman Jon (officer: EVP, Chief Commercial Officer), who sold $722.6K worth of shares on Jun 5, 2026. DexCom, Inc. operates in the Healthcare sector, within the Medical - Devices industry, with a market cap of $29.57B.

DXCM Insider Trading Activity

DateInsiderTypeValue
Jun 5, 2026 Coleman JonSell$722.6K
May 26, 2026 SAYER KEVIN RSell$1.93M
May 19, 2026 Brown Michael JonSell$101.8K
May 14, 2026 Heller Bridgette PSell$60.7K
Apr 16, 2026 Brown Michael JonSell$107.2K
Mar 18, 2026 Brown Michael JonSell$110.2K
Feb 17, 2026 Heller Bridgette PSell$68.8K
Feb 2, 2026 Sylvain Jereme MSell$194.6K
Feb 2, 2026 Leach Jacob StevenSell$224.3K
Feb 2, 2026 Brown Michael JonSell$194.6K
Feb 2, 2026 SAYER KEVIN RSell$2.51M
Feb 2, 2026 Stern SadieSell$194.8K
Nov 17, 2025 Collins Richard AlexanderSell$171.6K
Nov 12, 2025 Heller Bridgette PSell$58.8K
Nov 10, 2025 Leach Jacob StevenBuy$1.00M
Nov 10, 2025 Collins Richard AlexanderSell$217.8K
Sep 9, 2025 Malady KyleSell$53.9K
Sep 8, 2025 Stern SadieSell$117.3K
Sep 4, 2025 Sylvain Jereme MSell$357.8K
Aug 18, 2025 Brown Michael JonSell$40.1K
Aug 18, 2025 FOLETTA MARK GSell$222.9K
Jul 29, 2025 Stern SadieSell$130.5K
Jul 17, 2025 FOLETTA MARK GSell$234.2K
Jul 17, 2025 Brown Michael JonSell$43.0K
Jun 30, 2025 Stern SadieSell$124.7K
Jun 18, 2025 FOLETTA MARK GSell$228.6K
Jun 18, 2025 Brown Michael JonSell$41.4K
Jun 17, 2025 AUGUSTINOS NICHOLASSell$517.9K
May 28, 2025 Stern SadieSell$526.3K
May 28, 2025 Brown Michael JonSell$842.8K
Mar 19, 2025 Heller Bridgette PSell$24.8K
Mar 14, 2025 Brown Michael JonSell$914.9K
Mar 14, 2025 Stern SadieSell$786.6K
Mar 14, 2025 Sylvain Jereme MSell$844.6K
Mar 14, 2025 Leach Jacob StevenSell$990.7K
Mar 14, 2025 SAYER KEVIN RSell$2.29M
Mar 11, 2025 Sylvain Jereme MSell$516.8K
Jan 30, 2025 Dolan Matthew VincentSell$102.8K
Jan 30, 2025 Stern SadieSell$181.9K
Jan 30, 2025 SAYER KEVIN RSell$2.90M
Jan 30, 2025 Sylvain Jereme MSell$181.7K
Jan 30, 2025 Leach Jacob StevenSell$228.9K
Dec 17, 2024 Sylvain Jereme MSell$57.2K
Dec 17, 2024 Heller Bridgette PSell$76.9K
Dec 17, 2024 Stern SadieSell$32.6K
Dec 17, 2024 Leach Jacob StevenSell$57.2K
Nov 22, 2024 Stern SadieSell$318.3K
Nov 18, 2024 Sylvain Jereme MSell$264.3K
Sep 17, 2024 Heller Bridgette PSell$70.0K
Sep 11, 2024 Sylvain Jereme MSell$51.6K
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DXCM Insider Buying Activity

The following table shows recent insider purchases of DexCom, Inc. (DXCM) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Nov 10, 2025 Leach Jacob StevenBuy$1.00M

DXCM Insider Selling Activity

The following table shows recent insider sales of DexCom, Inc. (DXCM) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Jun 5, 2026 Coleman JonSell$722.6K
May 26, 2026 SAYER KEVIN RSell$1.93M
May 19, 2026 Brown Michael JonSell$101.8K
May 14, 2026 Heller Bridgette PSell$60.7K
Apr 16, 2026 Brown Michael JonSell$107.2K
Mar 18, 2026 Brown Michael JonSell$110.2K
Feb 17, 2026 Heller Bridgette PSell$68.8K
Feb 2, 2026 Sylvain Jereme MSell$194.6K
Feb 2, 2026 Leach Jacob StevenSell$224.3K
Feb 2, 2026 Brown Michael JonSell$194.6K
Feb 2, 2026 SAYER KEVIN RSell$2.51M
Feb 2, 2026 Stern SadieSell$194.8K
Nov 17, 2025 Collins Richard AlexanderSell$171.6K
Nov 12, 2025 Heller Bridgette PSell$58.8K
Nov 10, 2025 Collins Richard AlexanderSell$217.8K
Sep 9, 2025 Malady KyleSell$53.9K
Sep 8, 2025 Stern SadieSell$117.3K
Sep 4, 2025 Sylvain Jereme MSell$357.8K
Aug 18, 2025 Brown Michael JonSell$40.1K
Aug 18, 2025 FOLETTA MARK GSell$222.9K
Jul 29, 2025 Stern SadieSell$130.5K
Jul 17, 2025 FOLETTA MARK GSell$234.2K
Jul 17, 2025 Brown Michael JonSell$43.0K
Jun 30, 2025 Stern SadieSell$124.7K
Jun 18, 2025 FOLETTA MARK GSell$228.6K
Jun 18, 2025 Brown Michael JonSell$41.4K
Jun 17, 2025 AUGUSTINOS NICHOLASSell$517.9K
May 28, 2025 Stern SadieSell$526.3K
May 28, 2025 Brown Michael JonSell$842.8K
Mar 19, 2025 Heller Bridgette PSell$24.8K
Mar 14, 2025 Brown Michael JonSell$914.9K
Mar 14, 2025 Stern SadieSell$786.6K
Mar 14, 2025 Sylvain Jereme MSell$844.6K
Mar 14, 2025 Leach Jacob StevenSell$990.7K
Mar 14, 2025 SAYER KEVIN RSell$2.29M
Mar 11, 2025 Sylvain Jereme MSell$516.8K
Jan 30, 2025 Dolan Matthew VincentSell$102.8K
Jan 30, 2025 Stern SadieSell$181.9K
Jan 30, 2025 SAYER KEVIN RSell$2.90M
Jan 30, 2025 Sylvain Jereme MSell$181.7K
Jan 30, 2025 Leach Jacob StevenSell$228.9K
Dec 17, 2024 Sylvain Jereme MSell$57.2K
Dec 17, 2024 Heller Bridgette PSell$76.9K
Dec 17, 2024 Stern SadieSell$32.6K
Dec 17, 2024 Leach Jacob StevenSell$57.2K
Nov 22, 2024 Stern SadieSell$318.3K
Nov 18, 2024 Sylvain Jereme MSell$264.3K
Sep 17, 2024 Heller Bridgette PSell$70.0K
Sep 11, 2024 Sylvain Jereme MSell$51.6K

DXCM Insiders

Coleman Jon

officer: EVP, Chief Commercial Officer

Sold $722.6K
1 tradesLast: Jun 5, 2026
SAYER KEVIN R

President, CEO and Chairman

Sold $84.33M
23 tradesLast: May 26, 2026
Brown Michael Jon

officer: EVP, Chief Legal Officer

Sold $5.10M
18 tradesLast: May 19, 2026
Heller Bridgette P

Director

Sold $537.4K
8 tradesLast: May 14, 2026
Leach Jacob Steven

President, CEO, and Director

Bought $1.00MSold $27.40M
15 tradesLast: Feb 2, 2026
Sylvain Jereme M

SVP, Finance & CAO

Sold $7.71M
23 tradesLast: Feb 2, 2026
Stern Sadie

EVP, Chief HR Officer

Sold $7.87M
23 tradesLast: Feb 2, 2026
Collins Richard Alexander

Director

Sold $1.36M
3 tradesLast: Nov 17, 2025
Malady Kyle

Director

Sold $53.9K
1 tradesLast: Sep 9, 2025
FOLETTA MARK G

Director

Sold $2.25M
7 tradesLast: Aug 18, 2025
AUGUSTINOS NICHOLAS

Director

Sold $2.80M
4 tradesLast: Jun 17, 2025
Dolan Matthew Vincent

SVP Corporate Strategy-Develop

Sold $4.02M
11 tradesLast: Jan 30, 2025
Lawver Teri L

EVP Chief Commercial Officer

Sold $640.3K
1 tradesLast: Mar 14, 2024
ALTMAN STEVEN R

Director

Sold $1.08M
6 tradesLast: Jan 17, 2024
Pacelli Steven Robert

Managing Dir., Dexcom Ventures

Sold $12.92M
34 tradesLast: Nov 27, 2023
Naganathan Girish

EVP Chief Technology Officer

Sold $254.2K
1 tradesLast: Nov 27, 2023
Regan Barry J.

EVP Operations

Sold $2.94M
8 tradesLast: Nov 8, 2023
Selvaraj Shelly Ramasamy

SVP Information Technology

Sold $4.77M
6 tradesLast: Jun 15, 2023
Flynn Paul R

EVP, Global Revenue

Sold $2.80M
5 tradesLast: Apr 18, 2023
Patterson Chad

EVP, Global Marketing

Sold $1.30M
7 tradesLast: May 10, 2022
KAHN BARBARA

Director

Sold $2.06M
1 tradesLast: Feb 14, 2022
Murphy Patrick Michael

EVP, Chief Legal Officer

Sold $3.06M
8 tradesLast: Sep 13, 2021
Abbey Donald

EVP Quality and Regulatory Aff

Sold $2.70M
2 tradesLast: Sep 13, 2021
Balo Andrew K

*

Sold $8.68M
5 tradesLast: Sep 13, 2021
Shrishrimal Sumi

SVP Chief Risk Officer

Sold $1.08M
4 tradesLast: Sep 13, 2021
Blackford Quentin S.

Chief Operating Officer & CFO

Sold $15.29M
3 tradesLast: Sep 10, 2021
SKYLER JAY S

Director

Sold $8.53M
1 tradesLast: Jun 24, 2021
DOUBLEDAY RICHARD

EVP Chief Commercial Officer

Sold $399.8K
1 tradesLast: Mar 24, 2021