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DexCom Inc (DXCM)

Over the last 90 days, DexCom Inc. has seen 12 insider transactions, all of which were sales totaling $6.9 million. Notably, officers and directors like Kevin R. Sayer and Michael Brown have engaged in proposed and planned sales. The stock price has seen a modest 6.9% increase over the same period.
Stock chart
Ticker: DXCM Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Coleman Jon
EVP, Chief Commercial Officer
2 sales — total 200,000 USD
Planned sale 4 Jun 2026
Value US$2,966,373.27 | Price 499.62 | Shares 19,271
Planned sale 4 Jun 2026
Value US$589,088.51 | Price 156.78 | Shares 8,405
Proposed sale 4 Jun 2026
Value US$4,370,867.77 | Price 79.23 | Shares 39,081
Planned sale 3 Jun 2026
Value US$100,000.00 | Price 73.00 | Shares 1,000
Planned sale 3 Jun 2026
Value US$100,000.00 | Price 73.00 | Shares 1,000
Proposed sale 3 Jun 2026
Value US$100,000.00 | Price 73.00 | Shares 1,000
Planned sale 21 May 2026
Value US$100,000.00 | Price 72.00 | Shares 1,000
Proposed sale 21 May 2026
Value US$1,926,648.00 | Price 72.00 | Shares 26,759
Proposed sale 21 May 2026
Value US$1,926,648.00 | Price 72.00 | Shares 26,759
Planned sale 15 May 2026
Value US$101,847.00 | Price 59.91 | Shares 1,700
Proposed sale 15 May 2026
Value US$101,847.00 | Price 59.91 | Shares 1,700
Planned sale 12 May 2026
Value US$60,730.12 | Price 60.01 | Shares 1,012
Proposed sale 12 May 2026
Value US$60,730.12 | Price 60.01 | Shares 1,012
Planned sale 15 Apr 2026
Value US$107,168.00 | Price 63.04 | Shares 1,700
Proposed sale 15 Apr 2026
Value US$107,168.00 | Price 63.04 | Shares 1,700
Planned sale 16 Mar 2026
Value US$110,245.00 | Price 64.85 | Shares 1,700
Proposed sale 16 Mar 2026
Value US$110,245.00 | Price 64.85 | Shares 1,700
Planned sale 12 Feb 2026
Value US$68,826.12 | Price 68.01 | Shares 1,012
Proposed sale 12 Feb 2026
Value US$68,826.12 | Price 68.01 | Shares 1,012
Planned sale 14 Nov 2025
Value US$171,599.30 | Price 59.05 | Shares 2,906
Proposed sale 14 Nov 2025
Value US$171,599.30 | Price 59.05 | Shares 2,906
Proposed sale 12 Nov 2025
Value US$58,766.84 | Price 58.07 | Shares 1,012
Planned sale 12 Nov 2025
Value US$58,766.84 | Price 58.07 | Shares 1,012
Proposed sale 10 Nov 2025
Value US$217,811.16 | Price 55.17 | Shares 3,948
Planned sale 10 Nov 2025
Value US$217,811.16 | Price 55.17 | Shares 3,948
Buy 10 Nov 2025
Value US$138,563.00 | Price 55.43 | Shares 2,500
Buy 10 Nov 2025
Value US$863,138.90 | Price 54.98 | Shares 15,700
Planned sale 5 Sep 2025
Value US$53,933.62 | Price 80.86 | Shares 667
Proposed sale 5 Sep 2025
Value US$53,933.62 | Price 80.86 | Shares 667
Planned sale 4 Sep 2025
Value US$117,280.00 | Price 80.00 | Shares 1,466
Proposed sale 4 Sep 2025
Value US$117,280.00 | Price 80.00 | Shares 1,466
Planned sale 2 Sep 2025
Value US$357,796.08 | Price 74.17 | Shares 4,824
Proposed sale 2 Sep 2025
Value US$357,796.08 | Price 74.17 | Shares 4,824
Sale 15 Aug 2025
Value US$15,900.30 | Price 81.54 | Shares 195
Planned sale 15 Aug 2025
Value US$207,002.52 | Price 81.02 | Shares 2,555
Proposed sale 15 Aug 2025
Value US$220,797.50 | Price 80.29 | Shares 2,750
Planned sale 15 Aug 2025
Value US$40,145.00 | Price 80.29 | Shares 500
Proposed sale 15 Aug 2025
Value US$40,145.00 | Price 80.29 | Shares 500
Planned sale 28 Jul 2025
Value US$130,459.34 | Price 88.99 | Shares 1,466
Proposed sale 28 Jul 2025
Value US$130,459.34 | Price 88.99 | Shares 1,466
Sale 15 Jul 2025
Value US$688.24 | Price 86.03 | Shares 8
Planned sale 15 Jul 2025
Value US$233,528.46 | Price 85.17 | Shares 2,742
Proposed sale 15 Jul 2025
Value US$236,582.50 | Price 86.03 | Shares 2,750
Planned sale 15 Jul 2025
Value US$43,015.00 | Price 86.03 | Shares 500
Proposed sale 15 Jul 2025
Value US$43,015.00 | Price 86.03 | Shares 500
Planned sale 26 Jun 2025
Value US$124,697.96 | Price 85.06 | Shares 1,466
Proposed sale 26 Jun 2025
Value US$124,697.96 | Price 85.06 | Shares 1,466
Planned sale 16 Jun 2025
Value US$228,604.75 | Price 83.13 | Shares 2,750
Proposed sale 16 Jun 2025
Value US$227,700.00 | Price 82.80 | Shares 2,750
Planned sale 16 Jun 2025
Value US$41,400.00 | Price 82.80 | Shares 500
Planned sale 16 Jun 2025
Value US$304,041.60 | Price 82.80 | Shares 3,672
Proposed sale 16 Jun 2025
Value US$41,400.00 | Price 82.80 | Shares 500
Planned sale 13 Jun 2025
Value US$213,864.42 | Price 81.69 | Shares 2,618
Proposed sale 9 Jun 2025
Value US$546,663.91 | Price 86.91 | Shares 6,290
Planned sale 27 May 2025
Value US$526,318.38 | Price 85.11 | Shares 6,184
Proposed sale 27 May 2025
Value US$526,318.38 | Price 85.11 | Shares 6,184
Planned sale 23 May 2025
Value US$842,849.00 | Price 84.28 | Shares 10,000
Proposed sale 23 May 2025
Value US$842,849.00 | Price 84.28 | Shares 10,000
Planned sale 17 Mar 2025
Value US$24,756.16 | Price 70.33 | Shares 352
Proposed sale 17 Mar 2025
Value US$24,756.16 | Price 70.33 | Shares 352
Sale 12 Mar 2025
Value US$844,631.58 | Price 70.38 | Shares 12,001
Sale 12 Mar 2025
Value US$786,568.00 | Price 70.38 | Shares 11,176
Sale 12 Mar 2025
Value US$914,941.30 | Price 70.38 | Shares 13,000
Sale 12 Mar 2025
Value US$990,670.29 | Price 70.38 | Shares 14,076
Sale 12 Mar 2025
Value US$2,287,212.49 | Price 70.38 | Shares 32,498
Planned sale 10 Mar 2025
Value US$84,189.49 | Price 74.70 | Shares 1,127
Sale 10 Mar 2025
Value US$237,151.40 | Price 74.04 | Shares 3,203
Sale 10 Mar 2025
Value US$195,489.39 | Price 73.22 | Shares 2,670
Proposed sale 10 Mar 2025
Value US$516,829.60 | Price 73.83 | Shares 7,000
Planned sale 29 Jan 2025
Value US$102,819.74 | Price 86.91 | Shares 1,183
Sale 29 Jan 2025
Value US$181,650.47 | Price 86.91 | Shares 2,090
Sale 29 Jan 2025
Value US$228,932.00 | Price 86.91 | Shares 2,634
Sale 29 Jan 2025
Value US$2,899,367.46 | Price 86.91 | Shares 33,359
Sale 29 Jan 2025
Value US$181,911.21 | Price 86.91 | Shares 2,093
Sale 16 Dec 2024
Value US$32,592.88 | Price 76.87 | Shares 424
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-06-05 2026-06-04 PlS Planned sale

EVP, Chief Commercial Officer

Officer
19,271 +17.9%
499.62
US$2,966,373
19,271 +17.9% 499.62 US$2,966,373
2026-06-05 2026-06-04 PlS Planned sale

EVP, Chief Commercial Officer

Officer
8,405 -27.8%
156.78
US$589,089
8,405 -27.8% 156.78 US$589,089
2026-06-04 2026-06-04 PrS Proposed sale

Officer

Officer
39,081
79.23
US$4,370,868
39,081 79.23 US$4,370,868
2026-06-05 2026-06-03 PlS Planned sale

EVP, Chief Commercial Officer

Officer
1,000 -4.7%
73.00
US$100,000
1,000 -4.7% 73.00 US$100,000
2026-06-05 2026-06-03 PlS Planned sale

EVP, Chief Commercial Officer

Officer
1,000 -4.7%
73.00
US$100,000
1,000 -4.7% 73.00 US$100,000
2026-06-03 2026-06-03 PrS Proposed sale

Officer

Officer
1,000
73.00
US$100,000
1,000 73.00 US$100,000
2026-05-26 2026-05-21 PlS Planned sale

Executive Chair

Executive Director
1,000 -6.5%
72.00
US$100,000
1,000 -6.5% 72.00 US$100,000
2026-05-21 2026-05-21 PrS Proposed sale

Officer; Director

Executive Director
26,759
72.00
US$1,926,648
26,759 72.00 US$1,926,648
2026-05-21 2026-05-21 PrS Proposed sale

Officer; Director

Executive Director
26,759
72.00
US$1,926,648
26,759 72.00 US$1,926,648
2026-05-19 2026-05-15 PlS Planned sale

EVP, Chief Legal Officer

Officer
1,700 -1.5%
59.91
US$101,847
1,700 -1.5% 59.91 US$101,847
2026-05-15 2026-05-15 PrS Proposed sale

Officer

Officer
1,700
59.91
US$101,847
1,700 59.91 US$101,847
2026-05-14 2026-05-12 PlS Planned sale Non-Executive Director
1,012 -3.9%
60.01
US$60,730
1,012 -3.9% 60.01 US$60,730
2026-05-12 2026-05-12 PrS Proposed sale

Director

Non-Executive Director
1,012
60.01
US$60,730
1,012 60.01 US$60,730
2026-04-16 2026-04-15 PlS Planned sale

EVP, Chief Legal Officer

Officer
1,700 -1.5%
63.04
US$107,168
1,700 -1.5% 63.04 US$107,168
2026-04-15 2026-04-15 PrS Proposed sale

Officer

Officer
1,700
63.04
US$107,168
1,700 63.04 US$107,168
2026-03-18 2026-03-16 PlS Planned sale

EVP, Chief Legal Officer

Officer
1,700 -1.5%
64.85
US$110,245
1,700 -1.5% 64.85 US$110,245
2026-03-16 2026-03-16 PrS Proposed sale

Officer

Officer
1,700
64.85
US$110,245
1,700 64.85 US$110,245
2026-02-17 2026-02-12 PlS Planned sale Non-Executive Director
1,012 -3.7%
68.01
US$68,826
1,012 -3.7% 68.01 US$68,826
2026-02-12 2026-02-12 PrS Proposed sale

Director

Non-Executive Director
1,012
68.01
US$68,826
1,012 68.01 US$68,826
2025-11-17 2025-11-14 PlS Planned sale Non-Executive Director
2,906 -7.6%
59.05
US$171,599
2,906 -7.6% 59.05 US$171,599
2025-11-14 2025-11-14 PrS Proposed sale

Director

Non-Executive Director
2,906
59.05
US$171,599
2,906 59.05 US$171,599
2025-11-12 2025-11-12 PrS Proposed sale

Director

Non-Executive Director
1,012
58.07
US$58,767
1,012 58.07 US$58,767
2025-11-12 2025-11-12 PlS Planned sale Non-Executive Director
1,012 -3.6%
58.07
US$58,767
1,012 -3.6% 58.07 US$58,767
2025-11-10 2025-11-10 PrS Proposed sale

Director

Non-Executive Director
3,948
55.17
US$217,811
3,948 55.17 US$217,811
2025-11-10 2025-11-10 B Purchase

President & COO

Officer
2,500 +0.8%
55.43
US$138,563
2,500 +0.8% 55.43 US$138,563
2025-11-10 2025-11-10 B Purchase

President & COO

Officer
15,700 +5.0%
54.98
US$863,139
15,700 +5.0% 54.98 US$863,139
2025-11-10 2025-11-10 PlS Planned sale Non-Executive Director
3,948 -9.4%
55.17
US$217,811
3,948 -9.4% 55.17 US$217,811
2025-09-09 2025-09-05 PlS Planned sale Non-Executive Director
667 -2.9%
80.86
US$53,934
667 -2.9% 80.86 US$53,934
2025-09-05 2025-09-05 PrS Proposed sale

Director

Non-Executive Director
667
80.86
US$53,934
667 80.86 US$53,934
2025-09-08 2025-09-04 PlS Planned sale

EVP, Chief HR Officer

Officer
1,466 -1.4%
80.00
US$117,280
1,466 -1.4% 80.00 US$117,280
2025-09-04 2025-09-04 PrS Proposed sale

Officer

Officer
1,466
80.00
US$117,280
1,466 80.00 US$117,280
2025-09-04 2025-09-02 PlS Planned sale

EVP, Chief Financal Officer

Officer
4,824 -3.9%
74.17
US$357,796
4,824 -3.9% 74.17 US$357,796
2025-09-02 2025-09-02 PrS Proposed sale

Officer

Officer
4,824
74.17
US$357,796
4,824 74.17 US$357,796
2025-08-18 2025-08-15 S Sale Non-Executive Director
195 -0.4%
81.54
US$15,900
195 -0.4% 81.54 US$15,900
2025-08-18 2025-08-15 PlS Planned sale Non-Executive Director
2,555 -4.7%
81.02
US$207,003
2,555 -4.7% 81.02 US$207,003
2025-08-18 2025-08-15 PlS Planned sale

EVP, Chief Legal Officer

Officer
500 -0.5%
80.29
US$40,145
500 -0.5% 80.29 US$40,145
2025-08-15 2025-08-15 PrS Proposed sale

Director

Non-Executive Director
2,750
80.29
US$220,798
2,750 80.29 US$220,798
2025-08-15 2025-08-15 PrS Proposed sale

Officer

Officer
500
80.29
US$40,145
500 80.29 US$40,145
2025-07-29 2025-07-28 PlS Planned sale

EVP, Chief HR Officer

Officer
1,466 -1.4%
88.99
US$130,459
1,466 -1.4% 88.99 US$130,459
2025-07-28 2025-07-28 PrS Proposed sale

Officer

Officer
1,466
88.99
US$130,459
1,466 88.99 US$130,459
2025-07-17 2025-07-15 S Sale Non-Executive Director
8 -0.0%
86.03
US$688
8 -0.0% 86.03 US$688
2025-07-17 2025-07-15 PlS Planned sale Non-Executive Director
2,742 -4.8%
85.17
US$233,528
2,742 -4.8% 85.17 US$233,528
2025-07-17 2025-07-15 PlS Planned sale

EVP, Chief Legal Officer

Officer
500 -0.5%
86.03
US$43,015
500 -0.5% 86.03 US$43,015
2025-07-15 2025-07-15 PrS Proposed sale

Director

Non-Executive Director
2,750
86.03
US$236,582
2,750 86.03 US$236,582
2025-07-15 2025-07-15 PrS Proposed sale

Officer

Officer
500
86.03
US$43,015
500 86.03 US$43,015
2025-06-30 2025-06-26 PlS Planned sale

EVP, Chief HR Officer

Officer
1,466 -1.3%
85.06
US$124,698
1,466 -1.3% 85.06 US$124,698
2025-06-26 2025-06-26 PrS Proposed sale

Officer

Officer
1,466
85.06
US$124,698
1,466 85.06 US$124,698
2025-06-18 2025-06-16 PlS Planned sale Non-Executive Director
2,750 -4.6%
83.13
US$228,605
2,750 -4.6% 83.13 US$228,605
2025-06-18 2025-06-16 PlS Planned sale

EVP, Chief Legal Officer

Officer
500 -0.5%
82.80
US$41,400
500 -0.5% 82.80 US$41,400
2025-06-17 2025-06-16 PlS Planned sale Non-Executive Director
3,672 -9.9%
82.80
US$304,042
3,672 -9.9% 82.80 US$304,042
2025-06-16 2025-06-16 PrS Proposed sale

Director

Non-Executive Director
2,750
82.80
US$227,700
2,750 82.80 US$227,700
2025-06-16 2025-06-16 PrS Proposed sale

Officer

Officer
500
82.80
US$41,400
500 82.80 US$41,400
2025-06-17 2025-06-13 PlS Planned sale Non-Executive Director
2,618 -6.6%
81.69
US$213,864
2,618 -6.6% 81.69 US$213,864
2025-06-09 2025-06-09 PrS Proposed sale

Director

Non-Executive Director
6,290
86.91
US$546,664
6,290 86.91 US$546,664
2025-05-28 2025-05-27 PlS Planned sale

EVP, Chief HR Officer

Officer
6,184 -5.3%
85.11
US$526,318
6,184 -5.3% 85.11 US$526,318
2025-05-27 2025-05-27 PrS Proposed sale

Officer

Officer
6,184
85.11
US$526,318
6,184 85.11 US$526,318
2025-05-28 2025-05-23 PlS Planned sale

EVP, Chief Legal Officer

Officer
10,000 -9.5%
84.28
US$842,849
10,000 -9.5% 84.28 US$842,849
2025-05-23 2025-05-23 PrS Proposed sale

Officer

Officer
10,000
84.28
US$842,849
10,000 84.28 US$842,849
2025-03-19 2025-03-17 PlS Planned sale Non-Executive Director
352 -1.5%
70.33
US$24,756
352 -1.5% 70.33 US$24,756
2025-03-17 2025-03-17 PrS Proposed sale

Director

Non-Executive Director
352
70.33
US$24,756
352 70.33 US$24,756
2025-03-14 2025-03-12 S Sale

EVP, Chief Financal Officer

Officer
12,001 -8.9%
70.38
US$844,632
12,001 -8.9% 70.38 US$844,632
2025-03-14 2025-03-12 S Sale

EVP, Chief HR Officer

Officer
11,176 -8.8%
70.38
US$786,568
11,176 -8.8% 70.38 US$786,568
2025-03-14 2025-03-12 S Sale

EVP, Chief Legal Officer

Officer
13,000 -11.0%
70.38
US$914,941
13,000 -11.0% 70.38 US$914,941
2025-03-14 2025-03-12 S Sale

EVP, Chief Operating Officer

Officer
14,076 -4.3%
70.38
US$990,670
14,076 -4.3% 70.38 US$990,670
2025-03-14 2025-03-12 S Sale

Chairman, CEO & President

Executive Director
32,498 -8.0%
70.38
US$2,287,212
32,498 -8.0% 70.38 US$2,287,212
2025-03-11 2025-03-10 PlS Planned sale

EVP, Chief Financal Officer

Officer
1,127 -0.8%
74.70
US$84,189
1,127 -0.8% 74.70 US$84,189
2025-03-11 2025-03-10 S Sale

EVP, Chief Financal Officer

Officer
3,203 -2.3%
74.04
US$237,151
3,203 -2.3% 74.04 US$237,151
2025-03-11 2025-03-10 S Sale

EVP, Chief Financal Officer

Officer
2,670 -1.9%
73.22
US$195,489
2,670 -1.9% 73.22 US$195,489
2025-03-10 2025-03-10 PrS Proposed sale

Officer

Officer
7,000
73.83
US$516,830
7,000 73.83 US$516,830
2025-01-30 2025-01-29 PlS Planned sale

EVP, Strategy & Corporate Dev

Officer
1,183 -2.7%
86.91
US$102,820
1,183 -2.7% 86.91 US$102,820
2025-01-30 2025-01-29 S Sale

EVP, Chief Financal Officer

Officer
2,090 -2.4%
86.91
US$181,650
2,090 -2.4% 86.91 US$181,650
2025-01-30 2025-01-29 S Sale

EVP, Chief Operating Officer

Officer
2,634 -1.0%
86.91
US$228,932
2,634 -1.0% 86.91 US$228,932
2025-01-30 2025-01-29 S Sale

Chairman, CEO & President

Executive Director
33,359 -9.5%
86.91
US$2,899,367
33,359 -9.5% 86.91 US$2,899,367
2025-01-30 2025-01-29 S Sale

EVP, Chief HR Officer

Officer
2,093 -2.7%
86.91
US$181,911
2,093 -2.7% 86.91 US$181,911
2024-12-17 2024-12-16 S Sale

EVP, Chief HR Officer

Officer
424 -0.6%
76.87
US$32,593
424 -0.6% 76.87 US$32,593