DEXCOM INC

Ticker: DXCM CUSIP: 252131107 Class: EQTY

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025
Shares 29,277 Value ($000) $1,943 Avg Close $64.65 Range $54.11 - $72.08
Q3 2025
Shares 14,999 Value ($000) $1,009 Avg Close $79.14 Range $65.18 - $89.98
Q2 2025
Shares 14,317 Value ($000) $1,250 Avg Close $78.38 Range $57.52 - $88.32
Q4 2024
Shares 2,249 Value ($000) $175 Avg Close $74.04 Range $64.76 - $82.26
Q3 2024
Shares 842 Value ($000) $56 Avg Close $82.12 Range $62.34 - $117.19
Q2 2024
Shares 2,795 Value ($000) $317 Avg Close $126.43 Range $108.71 - $141.99
Q1 2024
Shares 8,972 Value ($000) $1,244 Avg Close $125.70 Range $113.05 - $142.00
Q4 2023
Shares 4,908 Value ($000) $609 Avg Close $102.16 Range $74.75 - $126.37
Q3 2023
Shares 4,092 Value ($000) $382 Avg Close $112.73 Range $85.31 - $139.55
Q3 2022
Shares 11,073 Value ($000) $892 Avg Close $84.70 Range $73.93 - $94.60
Q2 2022
Shares 47,148 Value ($000) $3,514 Avg Close $91.26 Range $66.89 - $134.76
Q1 2022
Shares 2,696 Value ($000) $1,379 Avg Close $109.39 Range $91.43 - $133.20
Q4 2021
Shares 6,253 Value ($000) $3,358 Avg Close $143.69 Range $127.62 - $164.86
Q4 2020
Shares 46,780 Value ($000) $17,296 Avg Close $89.29 Range $76.41 - $105.00
Q3 2020
Shares 9,138 Value ($000) $3,767 Avg Close $104.48 Range $93.91 - $114.06
Q2 2020
Shares 221 Value ($000) $90 Avg Close $89.45 Range $62.50 - $107.15
Q4 2019
Shares 4,338 Value ($000) $949 Avg Close $47.43 Range $36.31 - $58.00
Q2 2019
Shares 1,897 Value ($000) $284 Avg Close $31.43 Range $26.86 - $39.38
Q4 2018
Shares 479 Value ($000) $57 Avg Close $31.72 Range $26.26 - $38.03
Q3 2018
Shares 744 Value ($000) $106 Avg Close $31.00 Range $23.08 - $37.14
Q1 2018
Shares 2,402 Value ($000) $178 Avg Close $14.79 Range $12.76 - $18.82
Q4 2017
Shares 10,952 Value ($000) $629 Avg Close $13.00 Range $10.94 - $15.59
Q3 2017
Shares 1,061 Value ($000) $52 Avg Close $17.68 Range $10.65 - $19.73
Q2 2017
Shares 2,910 Value ($000) $213 Avg Close $18.47 Range $16.54 - $21.33
Q1 2017
Shares 327 Value ($000) $28 Avg Close $19.52 Range $14.42 - $22.20
Q4 2016
Shares 116 Value ($000) $7 Avg Close $17.71 Range $14.84 - $21.95
Q1 2016
Shares 304 Value ($000) $21 Avg Close $16.70 Range $11.98 - $20.97
Q3 2015
Shares 18,558 Value ($000) $1,593 Avg Close $22.31 Range $19.11 - $25.82
Q2 2015
Shares 3,751 Value ($000) $300 Avg Close $17.56 Range $15.20 - $20.14
Q1 2015
Shares 1,351 Value ($000) $84 Avg Close $15.11 Range $13.32 - $16.16
Q3 2014
Shares 5,313 Value ($000) $212 Avg Close $10.22 Range $8.67 - $11.59
Q1 2014
Shares 6,709 Value ($000) $277 Avg Close $10.34 Range $8.53 - $12.46
Q4 2013
Shares 1,000 Value ($000) $35 Avg Close $7.91 Range $6.67 - $8.99