Dexcom (DXCM) Shares Outstanding (2010 - 2026)

Dexcom (DXCM) has 17 years of Shares Outstanding data on file, last reported at $385.9 million in Q1 2026.

• Quarterly Shares Outstanding fell 1.58% year-over-year to $385.9 million in Q1 2026, while the trailing twelve-month figure through Mar 2026 was $385.9 million (down 1.58% YoY) and the FY2025 annual result came in at $384.8 million, down 1.51% from the prior year.
• Shares Outstanding was little changed at $385.9 million in Q1 2026 per DXCM's latest filing, from $384.8 million in the prior quarter.
• Across five years, Shares Outstanding topped out at $410.6 million in Q3 2025 and bottomed at $384.8 million in Q4 2025.
• The 5-year median for Shares Outstanding is $390.6 million (2024), against an average of $391.0 million.
• The widest annual swing landed in 2022, when Shares Outstanding slumped 74.64%; it then surged 295.11% in 2023.
• Tracing DXCM's Shares Outstanding over 5 years: stood at $386.3 million in 2022, then fell by 0.23% to $385.4 million in 2023, then increased by 1.38% to $390.7 million in 2024, then dropped by 1.51% to $384.8 million in 2025, then increased by 0.29% to $385.9 million in 2026.
• Per Business Quant, the three latest DXCM Shares Outstanding figures stand at $385.9 million (Q1 2026), $384.8 million (Q4 2025), and $390.0 million (Q3 2025).

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