DEXCOM INC

Ticker: DXCM CUSIP: 252131107 Class: EQTY

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

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

Q4 2025

Shares 31,328 Value ($000) $2,079 Avg Close $64.65 Range $54.11 - $72.08

Q3 2025

Shares 37,041 Value ($000) $2,493 Avg Close $79.14 Range $65.18 - $89.98

Q2 2025

Shares 44,260 Value ($000) $3,864 Avg Close $78.38 Range $57.52 - $88.32

Q1 2025

Shares 38,497 Value ($000) $2,629 Avg Close $81.60 Range $66.25 - $93.25

Q4 2024

Shares 39,751 Value ($000) $3,091 Avg Close $74.04 Range $64.76 - $82.26

Q3 2024

Shares 34,051 Value ($000) $2,283 Avg Close $82.12 Range $62.34 - $117.19

Q2 2024

Shares 39,406 Value ($000) $4,461 Avg Close $126.43 Range $108.71 - $141.99

Q1 2024

Shares 40,516 Value ($000) $5,620 Avg Close $125.70 Range $113.05 - $142.00

Q4 2023

Shares 37,972 Value ($000) $4,712 Avg Close $102.16 Range $74.75 - $126.37

Q3 2023

Shares 36,989 Value ($000) $3,451 Avg Close $112.73 Range $85.31 - $139.55

Q2 2023

Shares 39,170 Value ($000) $5,034 Avg Close $120.95 Range $110.90 - $134.14

Q1 2023

Shares 37,006 Value ($000) $4,299 Avg Close $111.94 Range $102.50 - $123.14

Q4 2022

Shares 31,513 Value ($000) $3,569 Avg Close $109.79 Range $81.06 - $125.55

Q3 2022

Shares 21,821 Value ($000) $1,757 Avg Close $84.70 Range $73.93 - $94.60

Q2 2022

Shares 13,607 Value ($000) $1,014 Avg Close $91.26 Range $66.89 - $134.76

Q1 2022

Shares 3,069 Value ($000) $1,570 Avg Close $109.39 Range $91.43 - $133.20

Q4 2021

Shares 2,269 Value ($000) $1,218 Avg Close $143.69 Range $127.62 - $164.86

Q3 2021

Shares 1,513 Value ($000) $827 Avg Close $126.11 Range $105.19 - $144.75

Q2 2021

Shares 937 Value ($000) $400 Avg Close $96.03 Range $79.61 - $109.91

Q1 2021

Shares 1,649 Value ($000) $593 Avg Close $93.87 Range $84.28 - $105.85

Q4 2020

Shares 981 Value ($000) $363 Avg Close $89.29 Range $76.41 - $105.00

Q3 2020

Shares 896 Value ($000) $369 Avg Close $104.48 Range $93.91 - $114.06

Q2 2020

Shares 760 Value ($000) $308 Avg Close $89.45 Range $62.50 - $107.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	31,328	$2,079	$64.65	$54.11 - $72.08
Q3 2025	37,041	$2,493	$79.14	$65.18 - $89.98
Q2 2025	44,260	$3,864	$78.38	$57.52 - $88.32
Q1 2025	38,497	$2,629	$81.60	$66.25 - $93.25
Q4 2024	39,751	$3,091	$74.04	$64.76 - $82.26
Q3 2024	34,051	$2,283	$82.12	$62.34 - $117.19
Q2 2024	39,406	$4,461	$126.43	$108.71 - $141.99
Q1 2024	40,516	$5,620	$125.70	$113.05 - $142.00
Q4 2023	37,972	$4,712	$102.16	$74.75 - $126.37
Q3 2023	36,989	$3,451	$112.73	$85.31 - $139.55
Q2 2023	39,170	$5,034	$120.95	$110.90 - $134.14
Q1 2023	37,006	$4,299	$111.94	$102.50 - $123.14
Q4 2022	31,513	$3,569	$109.79	$81.06 - $125.55
Q3 2022	21,821	$1,757	$84.70	$73.93 - $94.60
Q2 2022	13,607	$1,014	$91.26	$66.89 - $134.76
Q1 2022	3,069	$1,570	$109.39	$91.43 - $133.20
Q4 2021	2,269	$1,218	$143.69	$127.62 - $164.86
Q3 2021	1,513	$827	$126.11	$105.19 - $144.75
Q2 2021	937	$400	$96.03	$79.61 - $109.91
Q1 2021	1,649	$593	$93.87	$84.28 - $105.85
Q4 2020	981	$363	$89.29	$76.41 - $105.00
Q3 2020	896	$369	$104.48	$93.91 - $114.06
Q2 2020	760	$308	$89.45	$62.50 - $107.15