DEXCOM INC

Ticker: DXCM CUSIP: 252131107 Class: EQTY

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q4 2025

Shares 2,736 Value ($000) $182 Avg Close $64.65 Range $54.11 - $72.08

Q2 2025

Shares 559 Value ($000) $49 Avg Close $78.38 Range $57.52 - $88.32

Q1 2025

Shares 1,800 Value ($000) $123 Avg Close $81.60 Range $66.25 - $93.25

Q4 2024

Shares 421 Value ($000) $33 Avg Close $74.04 Range $64.76 - $82.26

Q2 2024

Shares 314 Value ($000) $36 Avg Close $126.43 Range $108.71 - $141.99

Q2 2021

Shares 73 Value ($000) $31 Avg Close $96.03 Range $79.61 - $109.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,736	$182	$64.65	$54.11 - $72.08
Q2 2025	559	$49	$78.38	$57.52 - $88.32
Q1 2025	1,800	$123	$81.60	$66.25 - $93.25
Q4 2024	421	$33	$74.04	$64.76 - $82.26
Q2 2024	314	$36	$126.43	$108.71 - $141.99
Q2 2021	73	$31	$96.03	$79.61 - $109.91