Coleman Jon — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Coleman Jon has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $723K.

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-05DXCMDEXCOM INCS — Open-market sale4.9K$74.13$364K
2026-06-05DXCMDEXCOM INCS — Open-market sale4.9K$73.00$359K
2026-05-27DXCMDEXCOM INCF — Tax withholding / forfeiture7.4K$71.90$529K
2026-03-10DXCMDEXCOM INCA — Grant or award43.9K$0.00
2025-05-22DXCMDEXCOM INCA — Grant or award68.7K$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is Coleman Jon?

Coleman Jon is a corporate insider — currently tracked as EVP, Chief Commercial Officer of DEXCOM INC (DXCM). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Coleman Jon submitted recently?

2 primary Form 4 filings in the last 90 days, covering 1 company.

Has Coleman Jon been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 2 open-market sales ($723K) across all tracked filings.

Where can I see all of Coleman Jon's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

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