Jon Coleman

CIK: 0001442689

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (40.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (40.0%)

Compensation grants

Other (G, F, J, C, D, …)1 (20.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

DXCM

DEXCOM INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (5 total)

DXCM
DEXCOM INC
Jun 4, 2026
Sale(S)
Direct
4.9K shares at avg. $74.13$364K
DXCM
DEXCOM INC
Jun 3, 2026
Sale(S)
Direct
4.9K shares at avg. $73.00$359K
DXCM
DEXCOM INC
May 22, 2026
Tax Payment(F)
Direct
7.4K shares at avg. $71.90$529K
DXCM
DEXCOM INC
Mar 8, 2026
Award(A)
Direct
43.9K shares-
DXCM
DEXCOM INC
May 22, 2025
Award(A)
Direct
68.7K shares-

		Type	Shares	Price		Ownership
Jun 4, 2026	DXCM DEXCOM INC	Sale(S)	4,911	$74.13	$364,052	Direct
Jun 3, 2026	DXCM DEXCOM INC	Sale(S)	4,912	$73.00	$358,576	Direct
May 22, 2026	DXCM DEXCOM INC	Tax Payment(F)	7,362	$71.90	$529,328	Direct
Mar 8, 2026	DXCM DEXCOM INC	Award(A)	43,897	-	$0	Direct
May 22, 2025	DXCM DEXCOM INC	Award(A)	68,738	-	-	Direct

1-5 of 5 transactions

About Coleman Jon

Coleman Jon (SEC CIK 0001442689) files insider reports with the SEC as EVP, Chief Commercial Officer of DEXCOM INC (DXCM).

Signal8 holds 5 ownership filings by Coleman Jon (1 Form 3, 4 Form 4), filed between Mar 31, 2025 and Jun 5, 2026. Those filings report 5 transactions, from May 22, 2025 to Jun 4, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Coleman Jon's filings is in SAN DIEGO, CA.

Recent filings by Coleman Jon

Jun 4, 2026: Open-market sale of DXCM shares (Form 4, code S).
Jun 3, 2026: Open-market sale of DXCM shares (Form 4, code S).
May 22, 2026: Tax withholding of DXCM shares (Form 4, code F).
Mar 8, 2026: Grant or award of DXCM shares (Form 4, code A).
May 22, 2025: Grant or award of DXCM shares (Form 4, code A).

Other insiders filing for DEXCOM INC (DXCM)

Ashley Euan A., Director
Stern Sadie, EVP Chief People & Culture Off
Brown Michael Jon, EVP Chief Legal Compliance Off
AUGUSTINOS NICHOLAS, Director
Sylvain Jereme M, EVP, Chief Financal Officer
Boehnlein Glenn S, Director

How to read Form 4 transaction codes