Quentin Blackford

(Mr. Quentin Blackford)

Currently holds positions in DexCom Inc, AxoGen Inc and Alphatec Holdings Inc

Positions
Position Company Period
Chief Financial Officer, Chief Operating Officer DexCom Inc Oct. 1, 2019 -
Director AxoGen Inc May 15, 2019 -
Independent Director Alphatec Holdings Inc Oct. 1, 2017 -
Chief Financial Officer, Executive Vice President DexCom Inc Sept. 1, 2017 - Oct. 1, 2019
Chief Financial Officer, Executive Vice President Head of Strategy and Corporate Integrity NuVasive Inc Aug. 1, 2014 - Aug. 25, 2017
Executive Vice President - Finance and Investor Relations NuVasive Inc Feb. 1, 2014 - Aug. 1, 2014
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Total value Details
2024-03-08 2024-03-07
B Purchase
20,000 +3.6%
12.83
256,600 USD 		20,000 +3.6% 12.83 256,600 USD
2024-03-01 2024-02-29
S Sale
24,701 -12.1%
121.96
3,012,534 USD 		24,701 -12.1% 121.96 3,012,534 USD
2022-11-04 2022-11-02
S Sale
12,415 -12.2%
122.50
1,520,838 USD 		12,415 -12.2% 122.50 1,520,838 USD
2022-11-04 2022-11-02
S Sale
284 -0.3%
118.17
33,560 USD 		284 -0.3% 118.17 33,560 USD
2021-03-12 2021-03-10
US DexCom Inc (DXCM)
S Sale
6,509 -12.6%
362.22
2,357,688 USD 		6,509 -12.6% 362.22 2,357,688 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
171 -0.4%
405.33
69,311 USD 		171 -0.4% 405.33 69,311 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
272 -0.6%
403.87
109,854 USD 		272 -0.6% 403.87 109,854 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
2,159 -4.6%
402.72
869,471 USD 		2,159 -4.6% 402.72 869,471 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
3,157 -6.3%
401.79
1,268,455 USD 		3,157 -6.3% 401.79 1,268,455 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
3,017 -5.7%
399.91
1,206,536 USD 		3,017 -5.7% 399.91 1,206,536 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,594 -2.9%
398.98
635,978 USD 		1,594 -2.9% 398.98 635,978 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,300 -2.3%
397.76
517,090 USD 		1,300 -2.3% 397.76 517,090 USD
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
523 -0.9%
397.03
207,647 USD 		523 -0.9% 397.03 207,647 USD
2020-09-11 2020-09-09
US DexCom Inc (DXCM)
S Sale
1,579 -2.7%
398.30
628,919 USD 		1,579 -2.7% 398.30 628,919 USD
2020-09-11 2020-09-09
US DexCom Inc (DXCM)
S Sale
3,297 -5.4%
398.30
1,313,202 USD 		3,297 -5.4% 398.30 1,313,202 USD
2020-09-11 2020-09-09
US DexCom Inc (DXCM)
S Sale
8,010 -11.6%
398.30
3,190,399 USD 		8,010 -11.6% 398.30 3,190,399 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
100 -0.1%
244.78
24,478 USD 		100 -0.1% 244.78 24,478 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
400 -0.6%
244.01
97,604 USD 		400 -0.6% 244.01 97,604 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
500 -0.7%
241.06
120,532 USD 		500 -0.7% 241.06 120,532 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
1,100 -1.5%
239.63
263,596 USD 		1,100 -1.5% 239.63 263,596 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
600 -0.8%
238.29
142,972 USD 		600 -0.8% 238.29 142,972 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
641 -0.9%
237.10
151,980 USD 		641 -0.9% 237.10 151,980 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
472 -0.6%
235.90
111,344 USD 		472 -0.6% 235.90 111,344 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
300 -0.4%
234.23
70,270 USD 		300 -0.4% 234.23 70,270 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
200 -0.3%
232.00
46,400 USD 		200 -0.3% 232.00 46,400 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
200 -0.3%
228.86
45,772 USD 		200 -0.3% 228.86 45,772 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
400 -0.5%
227.56
91,025 USD 		400 -0.5% 227.56 91,025 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
457 -0.6%
223.62
102,196 USD 		457 -0.6% 223.62 102,196 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
S Sale
200 -0.3%
220.50
44,100 USD 		200 -0.3% 220.50 44,100 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
200 -0.3%
219.37
43,873 USD 		200 -0.3% 219.37 43,873 USD
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
583 -0.8%
218.84
127,582 USD 		583 -0.8% 218.84 127,582 USD
2020-03-13 2020-03-11
US DexCom Inc (DXCM)
S Sale
5,963 -7.3%
265.43
1,582,735 USD 		5,963 -7.3% 265.43 1,582,735 USD
2020-03-13 2020-03-11
US DexCom Inc (DXCM)
S Sale
129 -0.2%
251.03
32,383 USD 		129 -0.2% 251.03 32,383 USD
2020-03-13 2020-03-11
US DexCom Inc (DXCM)
S Sale
116 -0.1%
246.61
28,607 USD 		116 -0.1% 246.61 28,607 USD
2020-03-10 2020-03-09
US DexCom Inc (DXCM)
PS Planned sale
891 -1.1%
261.00
232,551 USD 		891 -1.1% 261.00 232,551 USD
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
600 -0.9%
144.57
86,742 USD 		600 -0.9% 144.57 86,742 USD
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
406 -0.6%
143.57
58,288 USD 		406 -0.6% 143.57 58,288 USD
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,289 -1.8%
142.16
183,247 USD 		1,289 -1.8% 142.16 183,247 USD
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
3,725 -4.9%
141.62
527,517 USD 		3,725 -4.9% 141.62 527,517 USD
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
2,500 -3.2%
140.47
351,181 USD 		2,500 -3.2% 140.47 351,181 USD
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,800 -2.2%
139.29
250,716 USD 		1,800 -2.2% 139.29 250,716 USD
2019-09-11 2019-09-09
US DexCom Inc (DXCM)
S Sale
11,049 -12.1%
150.11
1,658,578 USD 		11,049 -12.1% 150.11 1,658,578 USD
2019-09-11 2019-09-09
US DexCom Inc (DXCM)
S Sale
637 -0.7%
145.45
92,654 USD 		637 -0.7% 145.45 92,654 USD
2019-05-30 2019-05-29
US DexCom Inc (DXCM)
PS Planned sale
3,376 -3.5%
119.30
402,762 USD 		3,376 -3.5% 119.30 402,762 USD
2019-05-30 2019-05-29
US DexCom Inc (DXCM)
PS Planned sale
5,498 -5.5%
118.73
652,765 USD 		5,498 -5.5% 118.73 652,765 USD
2019-03-13 2019-03-12
US DexCom Inc (DXCM)
S Sale
5,358 -5.1%
142.79
765,081 USD 		5,358 -5.1% 142.79 765,081 USD
2018-09-12 2018-09-10
US DexCom Inc (DXCM)
S Sale
7,149 -7.0%
143.76
1,027,706 USD 		7,149 -7.0% 143.76 1,027,706 USD