Michael Jon Brown Dexcom Inc (DXCM) insider trading activity

Michael Jon Brown is EVP, Chief Legal Officer of DEXCOM INC. Currently has a direct ownership of 94,102 shares of DXCM, which is worth approximately $6.25 Million. The most recent transaction as insider was on Aug 15, 2025, when has been sold 500 shares (Common Stock) at a price of $80.29 per share, resulting in proceeds of $40,145. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 94.1K

1.05% 3M change

43.37% 12M change

Total Value Held $6.25 Million

Michael Jon Brown Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 15 2025	SELL Open market or private sale	$40,145 $80.29 p/Share	500 Reduced 0.53%	94,102 Common Stock
Jul 15 2025	SELL Open market or private sale	$43,015 $86.03 p/Share	500 Reduced 0.53%	94,602 Common Stock
Jun 16 2025	SELL Open market or private sale	$41,400 $82.8 p/Share	500 Reduced 0.52%	95,102 Common Stock
May 23 2025	SELL Open market or private sale	$842,800 $84.28 p/Share	10,000 Reduced 9.47%	95,602 Common Stock
Mar 12 2025	SELL Open market or private sale	$914,939 $70.38 p/Share	13,000 Reduced 10.96%	105,602 Common Stock
Mar 08 2025	BUY Grant, award, or other acquisition	-	52,720 Added 30.77%	118,602 Common Stock
Aug 30 2024	SELL Open market or private sale	$48,020 $70.0 p/Share	686 Reduced 1.03%	65,636 Common Stock
Jul 31 2024	SELL Open market or private sale	$45,346 $69.55 p/Share	652 Reduced 0.97%	66,249 Common Stock
Jun 28 2024	SELL Open market or private sale	$75,317 $114.29 p/Share	659 Reduced 0.98%	66,901 Common Stock
May 31 2024	SELL Open market or private sale	$77,744 $119.24 p/Share	652 Reduced 0.96%	67,560 Common Stock
Apr 30 2024	SELL Open market or private sale	$79,411 $126.25 p/Share	629 Reduced 0.91%	68,212 Common Stock
Mar 28 2024	SELL Open market or private sale	$368,357 $140.38 p/Share	2,624 Reduced 3.68%	68,682 Common Stock
Mar 12 2024	SELL Open market or private sale	$1,182,673 $134.41 p/Share	8,799 Reduced 10.98%	71,306 Common Stock
Mar 08 2024	BUY Grant, award, or other acquisition	-	21,711 Added 21.32%	80,105 Common Stock
Dec 01 2023	SELL Open market or private sale	$413,574 $114.5 p/Share	3,612 Reduced 5.83%	58,394 Common Stock
Apr 03 2023	SELL Open market or private sale	$415,596 $115.06 p/Share	3,612 Reduced 5.52%	61,870 Common Stock
Mar 10 2023	SELL Sale (or disposition) back to the issuer	$536,056 $111.4 p/Share	4,812 Reduced 6.85%	65,482 Common Stock
Mar 08 2023	BUY Grant, award, or other acquisition	-	21,769 Added 23.65%	70,294 Common Stock
Mar 08 2022	BUY Grant, award, or other acquisition	-	12,038 Added 50.0%	12,038 Common Stock

MJB

Michael Jon Brown

EVP, Chief Legal Officer

San Diego, CA

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