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
Quentin Blackford's trades of iRhythm Technologies Inc's stock


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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Earnings
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 Value Details
2025-03-04 2025-03-03
S Sale
8,145 -3.8%
108.77
USD 885,932 		8,145 -3.8% 108.77 USD 885,932
2025-02-27 2025-02-26
S Sale
22,252 -9.3%
112.13
USD 2,495,117 		22,252 -9.3% 112.13 USD 2,495,117
2024-11-05 2024-11-04
S Sale
16,145 -9.2%
77.41
USD 1,249,784 		16,145 -9.2% 77.41 USD 1,249,784
2024-03-08 2024-03-07
B Purchase
20,000 +3.6%
12.83
USD 256,600 		20,000 +3.6% 12.83 USD 256,600
2024-03-05 2024-03-04
S Sale
4,221 -2.3%
111.14
USD 469,122 		4,221 -2.3% 111.14 USD 469,122
2024-03-01 2024-02-29
S Sale
24,701 -12.1%
121.96
USD 3,012,534 		24,701 -12.1% 121.96 USD 3,012,534
2022-11-04 2022-11-02
S Sale
12,415 -12.2%
122.50
USD 1,520,838 		12,415 -12.2% 122.50 USD 1,520,838
2022-11-04 2022-11-02
S Sale
284 -0.3%
118.17
USD 33,560 		284 -0.3% 118.17 USD 33,560
2021-03-12 2021-03-10
US DexCom Inc (DXCM)
S Sale
6,509 -12.6%
362.22
USD 2,357,688 		6,509 -12.6% 362.22 USD 2,357,688
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
171 -0.4%
405.33
USD 69,311 		171 -0.4% 405.33 USD 69,311
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
272 -0.6%
403.87
USD 109,854 		272 -0.6% 403.87 USD 109,854
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
2,159 -4.6%
402.72
USD 869,471 		2,159 -4.6% 402.72 USD 869,471
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
3,157 -6.3%
401.79
USD 1,268,455 		3,157 -6.3% 401.79 USD 1,268,455
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
3,017 -5.7%
399.91
USD 1,206,536 		3,017 -5.7% 399.91 USD 1,206,536
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,594 -2.9%
398.98
USD 635,978 		1,594 -2.9% 398.98 USD 635,978
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,300 -2.3%
397.76
USD 517,090 		1,300 -2.3% 397.76 USD 517,090
2020-09-11 2020-09-10
US DexCom Inc (DXCM)
PS Planned sale
523 -0.9%
397.03
USD 207,647 		523 -0.9% 397.03 USD 207,647
2020-09-11 2020-09-09
US DexCom Inc (DXCM)
S Sale
1,579 -2.7%
398.30
USD 628,919 		1,579 -2.7% 398.30 USD 628,919
2020-09-11 2020-09-09
US DexCom Inc (DXCM)
S Sale
3,297 -5.4%
398.30
USD 1,313,202 		3,297 -5.4% 398.30 USD 1,313,202
2020-09-11 2020-09-09
US DexCom Inc (DXCM)
S Sale
8,010 -11.6%
398.30
USD 3,190,399 		8,010 -11.6% 398.30 USD 3,190,399
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
100 -0.1%
244.78
USD 24,478 		100 -0.1% 244.78 USD 24,478
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
400 -0.6%
244.01
USD 97,604 		400 -0.6% 244.01 USD 97,604
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
500 -0.7%
241.06
USD 120,532 		500 -0.7% 241.06 USD 120,532
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
1,100 -1.5%
239.63
USD 263,596 		1,100 -1.5% 239.63 USD 263,596
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
600 -0.8%
238.29
USD 142,972 		600 -0.8% 238.29 USD 142,972
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
641 -0.9%
237.10
USD 151,980 		641 -0.9% 237.10 USD 151,980
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
472 -0.6%
235.90
USD 111,344 		472 -0.6% 235.90 USD 111,344
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
300 -0.4%
234.23
USD 70,270 		300 -0.4% 234.23 USD 70,270
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
200 -0.3%
232.00
USD 46,400 		200 -0.3% 232.00 USD 46,400
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
200 -0.3%
228.86
USD 45,772 		200 -0.3% 228.86 USD 45,772
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
400 -0.5%
227.56
USD 91,025 		400 -0.5% 227.56 USD 91,025
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
457 -0.6%
223.62
USD 102,196 		457 -0.6% 223.62 USD 102,196
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
S Sale
200 -0.3%
220.50
USD 44,100 		200 -0.3% 220.50 USD 44,100
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
200 -0.3%
219.37
USD 43,873 		200 -0.3% 219.37 USD 43,873
2020-03-13 2020-03-12
US DexCom Inc (DXCM)
PS Planned sale
583 -0.8%
218.84
USD 127,582 		583 -0.8% 218.84 USD 127,582
2020-03-13 2020-03-11
US DexCom Inc (DXCM)
S Sale
5,963 -7.3%
265.43
USD 1,582,735 		5,963 -7.3% 265.43 USD 1,582,735
2020-03-13 2020-03-11
US DexCom Inc (DXCM)
S Sale
129 -0.2%
251.03
USD 32,383 		129 -0.2% 251.03 USD 32,383
2020-03-13 2020-03-11
US DexCom Inc (DXCM)
S Sale
116 -0.1%
246.61
USD 28,607 		116 -0.1% 246.61 USD 28,607
2020-03-10 2020-03-09
US DexCom Inc (DXCM)
PS Planned sale
891 -1.1%
261.00
USD 232,551 		891 -1.1% 261.00 USD 232,551
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
600 -0.9%
144.57
USD 86,742 		600 -0.9% 144.57 USD 86,742
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
406 -0.6%
143.57
USD 58,288 		406 -0.6% 143.57 USD 58,288
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,289 -1.8%
142.16
USD 183,247 		1,289 -1.8% 142.16 USD 183,247
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
3,725 -4.9%
141.62
USD 527,517 		3,725 -4.9% 141.62 USD 527,517
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
2,500 -3.2%
140.47
USD 351,181 		2,500 -3.2% 140.47 USD 351,181
2019-09-12 2019-09-10
US DexCom Inc (DXCM)
PS Planned sale
1,800 -2.2%
139.29
USD 250,716 		1,800 -2.2% 139.29 USD 250,716
2019-09-11 2019-09-09
US DexCom Inc (DXCM)
S Sale
11,049 -12.1%
150.11
USD 1,658,578 		11,049 -12.1% 150.11 USD 1,658,578
2019-09-11 2019-09-09
US DexCom Inc (DXCM)
S Sale
637 -0.7%
145.45
USD 92,654 		637 -0.7% 145.45 USD 92,654
2019-05-30 2019-05-29
US DexCom Inc (DXCM)
PS Planned sale
3,376 -3.5%
119.30
USD 402,762 		3,376 -3.5% 119.30 USD 402,762
2019-05-30 2019-05-29
US DexCom Inc (DXCM)
PS Planned sale
5,498 -5.5%
118.73
USD 652,765 		5,498 -5.5% 118.73 USD 652,765
2019-03-13 2019-03-12
US DexCom Inc (DXCM)
S Sale
5,358 -5.1%
142.79
USD 765,081 		5,358 -5.1% 142.79 USD 765,081
2018-09-12 2018-09-10
US DexCom Inc (DXCM)
S Sale
7,149 -7.0%
143.76
USD 1,027,706 		7,149 -7.0% 143.76 USD 1,027,706
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