DEXCOM INC

Ticker: DXCM CUSIP: 252131107 Class: EQTY

ADVENT CAPITAL MANAGEMENT /DE/'s Holding History (CIK: 0001097278)

Note: Option positions (PUT/CALL) are excluded.

Q2 2025

Shares 40,000 Value ($000) $3,492 Avg Close $78.38 Range $57.52 - $88.32

Q1 2025

Shares 50,000 Value ($000) $3,415 Avg Close $81.60 Range $66.25 - $93.25

Q3 2024

Shares 2,605 Value ($000) $175 Avg Close $82.12 Range $62.34 - $117.19

Q1 2021

Shares 12 Value ($000) $4 Avg Close $93.87 Range $84.28 - $105.85

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	40,000	$3,492	$78.38	$57.52 - $88.32
Q1 2025	50,000	$3,415	$81.60	$66.25 - $93.25
Q3 2024	2,605	$175	$82.12	$62.34 - $117.19
Q1 2021	12	$4	$93.87	$84.28 - $105.85