DEXCOM INC

Ticker: DXCM CUSIP: 252131107 Class: EQTY

BAILLIE GIFFORD & CO's Holding History (CIK: 0001088875)

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

Q4 2025

Shares 15,552,587 Value ($000) $1,032,225 Avg Close $64.65 Range $54.11 - $72.08

Q3 2025

Shares 15,882,168 Value ($000) $1,068,711 Avg Close $79.14 Range $65.18 - $89.98

Q2 2025

Shares 16,705,195 Value ($000) $1,458,196 Avg Close $78.38 Range $57.52 - $88.32

Q1 2025

Shares 14,179,830 Value ($000) $968,341 Avg Close $81.60 Range $66.25 - $93.25

Q4 2024

Shares 14,612,792 Value ($000) $1,136,437 Avg Close $74.04 Range $64.76 - $82.26

Q3 2024

Shares 15,017,666 Value ($000) $1,006,784 Avg Close $82.12 Range $62.34 - $117.19

Q2 2024

Shares 15,325,931 Value ($000) $1,737,654 Avg Close $126.43 Range $108.71 - $141.99

Q1 2024

Shares 15,688,396 Value ($000) $2,175,981 Avg Close $125.70 Range $113.05 - $142.00

Q4 2023

Shares 16,520,313 Value ($000) $2,050,006 Avg Close $102.16 Range $74.75 - $126.37

Q3 2023

Shares 16,682,504 Value ($000) $1,556,478 Avg Close $112.73 Range $85.31 - $139.55

Q2 2023

Shares 16,723,298 Value ($000) $2,149,111 Avg Close $120.95 Range $110.90 - $134.14

Q1 2023

Shares 17,157,499 Value ($000) $1,993,358 Avg Close $111.94 Range $102.50 - $123.14

Q4 2022

Shares 17,302,885 Value ($000) $1,959,379 Avg Close $109.79 Range $81.06 - $125.55

Q3 2022

Shares 18,105,178 Value ($000) $1,458,191 Avg Close $84.70 Range $73.93 - $94.60

Q2 2022

Shares 18,099,399 Value ($000) $1,348,948 Avg Close $91.26 Range $66.89 - $134.76

Q1 2022

Shares 4,554,293 Value ($000) $2,329,976 Avg Close $109.39 Range $91.43 - $133.20

Q4 2021

Shares 4,509,186 Value ($000) $2,421,208 Avg Close $143.69 Range $127.62 - $164.86

Q3 2021

Shares 5,349,818 Value ($000) $2,925,601 Avg Close $126.11 Range $105.19 - $144.75

Q2 2021

Shares 5,216,621 Value ($000) $2,227,498 Avg Close $96.03 Range $79.61 - $109.91

Q1 2021

Shares 5,330,238 Value ($000) $1,915,634 Avg Close $93.87 Range $84.28 - $105.85

Q4 2020

Shares 5,453,844 Value ($000) $2,016,395 Avg Close $89.29 Range $76.41 - $105.00

Q3 2020

Shares 4,228,456 Value ($000) $1,743,097 Avg Close $104.48 Range $93.91 - $114.06

Q2 2020

Shares 4,541,984 Value ($000) $1,841,319 Avg Close $89.45 Range $62.50 - $107.15

Q1 2020

Shares 4,830,552 Value ($000) $1,300,723 Avg Close $62.23 Range $45.52 - $76.68

Q4 2019

Shares 4,815,299 Value ($000) $1,053,298 Avg Close $47.43 Range $36.31 - $58.00

Q3 2019

Shares 4,825,321 Value ($000) $720,131 Avg Close $38.85 Range $34.57 - $44.61

Q2 2019

Shares 4,835,289 Value ($000) $724,520 Avg Close $31.43 Range $26.86 - $39.38

Q1 2019

Shares 4,919,724 Value ($000) $585,939 Avg Close $35.14 Range $27.58 - $39.04

Q4 2018

Shares 4,929,405 Value ($000) $590,542 Avg Close $31.72 Range $26.26 - $38.03

Q3 2018

Shares 5,094,197 Value ($000) $728,674 Avg Close $31.00 Range $23.08 - $37.14

Q2 2018

Shares 5,198,067 Value ($000) $493,712 Avg Close $21.20 Range $17.38 - $25.52

Q1 2018

Shares 5,417,824 Value ($000) $401,786 Avg Close $14.79 Range $12.76 - $18.82

Q4 2017

Shares 5,550,584 Value ($000) $318,548 Avg Close $13.00 Range $10.94 - $15.59

Q3 2017

Shares 5,777,634 Value ($000) $282,671 Avg Close $17.68 Range $10.65 - $19.73

Q2 2017

Shares 6,094,471 Value ($000) $445,810 Avg Close $18.47 Range $16.54 - $21.33

Q1 2017

Shares 6,212,889 Value ($000) $526,418 Avg Close $19.52 Range $14.42 - $22.20

Q4 2016

Shares 6,128,804 Value ($000) $365,889 Avg Close $17.71 Range $14.84 - $21.95

Q3 2016

Shares 6,084,062 Value ($000) $533,330 Avg Close $22.24 Range $19.05 - $24.09

Q2 2016

Shares 480,978 Value ($000) $38,157 Avg Close $17.03 Range $15.02 - $20.31

Q1 2016

Shares 205,410 Value ($000) $13,950 Avg Close $16.70 Range $11.98 - $20.97

Q4 2015

Shares 133,210 Value ($000) $10,910 Avg Close $20.81 Range $17.57 - $22.36

Q3 2015

Shares 133,210 Value ($000) $11,438 Avg Close $22.31 Range $19.11 - $25.82

Q2 2015

Shares 142,210 Value ($000) $11,374 Avg Close $17.56 Range $15.20 - $20.14

Q1 2015

Shares 162,210 Value ($000) $10,112 Avg Close $15.11 Range $13.32 - $16.16

Q4 2014

Shares 251,760 Value ($000) $13,860 Avg Close $12.24 Range $9.69 - $14.58

Q3 2014

Shares 279,760 Value ($000) $11,187 Avg Close $10.22 Range $8.67 - $11.59

Q2 2014

Shares 319,760 Value ($000) $12,682 Avg Close $8.86 Range $7.02 - $10.62

Q1 2014

Shares 309,760 Value ($000) $12,812 Avg Close $10.34 Range $8.53 - $12.46

Q4 2013

Shares 79,000 Value ($000) $2,797 Avg Close $7.91 Range $6.67 - $8.99

Q3 2013

Shares 66,000 Value ($000) $1,863 Avg Close $6.33 Range $5.44 - $7.31

Q2 2013

Shares 30,000 Value ($000) $673 Avg Close $4.79 Range $3.76 - $5.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,552,587	$1,032,225	$64.65	$54.11 - $72.08
Q3 2025	15,882,168	$1,068,711	$79.14	$65.18 - $89.98
Q2 2025	16,705,195	$1,458,196	$78.38	$57.52 - $88.32
Q1 2025	14,179,830	$968,341	$81.60	$66.25 - $93.25
Q4 2024	14,612,792	$1,136,437	$74.04	$64.76 - $82.26
Q3 2024	15,017,666	$1,006,784	$82.12	$62.34 - $117.19
Q2 2024	15,325,931	$1,737,654	$126.43	$108.71 - $141.99
Q1 2024	15,688,396	$2,175,981	$125.70	$113.05 - $142.00
Q4 2023	16,520,313	$2,050,006	$102.16	$74.75 - $126.37
Q3 2023	16,682,504	$1,556,478	$112.73	$85.31 - $139.55
Q2 2023	16,723,298	$2,149,111	$120.95	$110.90 - $134.14
Q1 2023	17,157,499	$1,993,358	$111.94	$102.50 - $123.14
Q4 2022	17,302,885	$1,959,379	$109.79	$81.06 - $125.55
Q3 2022	18,105,178	$1,458,191	$84.70	$73.93 - $94.60
Q2 2022	18,099,399	$1,348,948	$91.26	$66.89 - $134.76
Q1 2022	4,554,293	$2,329,976	$109.39	$91.43 - $133.20
Q4 2021	4,509,186	$2,421,208	$143.69	$127.62 - $164.86
Q3 2021	5,349,818	$2,925,601	$126.11	$105.19 - $144.75
Q2 2021	5,216,621	$2,227,498	$96.03	$79.61 - $109.91
Q1 2021	5,330,238	$1,915,634	$93.87	$84.28 - $105.85
Q4 2020	5,453,844	$2,016,395	$89.29	$76.41 - $105.00
Q3 2020	4,228,456	$1,743,097	$104.48	$93.91 - $114.06
Q2 2020	4,541,984	$1,841,319	$89.45	$62.50 - $107.15
Q1 2020	4,830,552	$1,300,723	$62.23	$45.52 - $76.68
Q4 2019	4,815,299	$1,053,298	$47.43	$36.31 - $58.00
Q3 2019	4,825,321	$720,131	$38.85	$34.57 - $44.61
Q2 2019	4,835,289	$724,520	$31.43	$26.86 - $39.38
Q1 2019	4,919,724	$585,939	$35.14	$27.58 - $39.04
Q4 2018	4,929,405	$590,542	$31.72	$26.26 - $38.03
Q3 2018	5,094,197	$728,674	$31.00	$23.08 - $37.14
Q2 2018	5,198,067	$493,712	$21.20	$17.38 - $25.52
Q1 2018	5,417,824	$401,786	$14.79	$12.76 - $18.82
Q4 2017	5,550,584	$318,548	$13.00	$10.94 - $15.59
Q3 2017	5,777,634	$282,671	$17.68	$10.65 - $19.73
Q2 2017	6,094,471	$445,810	$18.47	$16.54 - $21.33
Q1 2017	6,212,889	$526,418	$19.52	$14.42 - $22.20
Q4 2016	6,128,804	$365,889	$17.71	$14.84 - $21.95
Q3 2016	6,084,062	$533,330	$22.24	$19.05 - $24.09
Q2 2016	480,978	$38,157	$17.03	$15.02 - $20.31
Q1 2016	205,410	$13,950	$16.70	$11.98 - $20.97
Q4 2015	133,210	$10,910	$20.81	$17.57 - $22.36
Q3 2015	133,210	$11,438	$22.31	$19.11 - $25.82
Q2 2015	142,210	$11,374	$17.56	$15.20 - $20.14
Q1 2015	162,210	$10,112	$15.11	$13.32 - $16.16
Q4 2014	251,760	$13,860	$12.24	$9.69 - $14.58
Q3 2014	279,760	$11,187	$10.22	$8.67 - $11.59
Q2 2014	319,760	$12,682	$8.86	$7.02 - $10.62
Q1 2014	309,760	$12,812	$10.34	$8.53 - $12.46
Q4 2013	79,000	$2,797	$7.91	$6.67 - $8.99
Q3 2013	66,000	$1,863	$6.33	$5.44 - $7.31
Q2 2013	30,000	$673	$4.79	$3.76 - $5.74