DEXCOM INC

Ticker: DXCM CUSIP: 252131107 Class: EQTY

Rossby Financial, LCC's Holding History (CIK: 0002056510)

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

Q4 2025

Shares 74 Value ($000) $5 Avg Close $64.65 Range $54.11 - $72.08

Q3 2025

Shares 48 Value ($000) $3 Avg Close $79.14 Range $65.18 - $89.98

Q2 2025

Shares 27 Value ($000) $2 Avg Close $78.38 Range $57.52 - $88.32

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	74	$5	$64.65	$54.11 - $72.08
Q3 2025	48	$3	$79.14	$65.18 - $89.98
Q2 2025	27	$2	$78.38	$57.52 - $88.32