---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-133137"
form_type: "8-K"
ticker: "DXCM"
cik: "0001093557"
company_name: "DEXCOM INC"
filed_at: "2023-05-03T23:59:59+00:00"
generated_at: "2026-06-16T00:09:20.517813+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# DexCom prices upsized $1.1B 0.375% convertible notes due 2028; repurchases $188.7M of stock

## Summary
- Offering raised to $1.1B from initially announced $1.0B; initial purchasers have 13-day option for additional $150M.
- Notes carry 0.375% coupon, mature May 15, 2028; initial conversion price ~$162.41/share (37.5% premium over May 2 close of $118.12).
- Net proceeds ~$1.08B ($1.23B if option exercised); $188.7M used to repurchase 1.6M shares at $118.12 concurrent with offering.
- $89.1M allocated to capped call transactions to reduce potential dilution; remainder for capex, working capital, and general purposes.
- Notes are unsecured, non-redeemable before May 20, 2026; holders can require repurchase upon a fundamental change.

## SEC filing metadata
- accession: 0001193125-23-133137
- form_type: 8-K
- ticker: DXCM
- cik: 0001093557
- company_name: DEXCOM INC
- filed_at: 2023-05-03T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1093557/000119312523133137/0001193125-23-133137-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1093557/000119312523133137/d488055d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-133137
- JSON: https://secwatch.observer/filing/0001193125-23-133137.json
- Plain text: https://secwatch.observer/filing/0001193125-23-133137.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.