DXCM Insider Trading

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Insider Ownership Percentage: 0.32%

Insider Buying (Last 12 Months): $1,001,728.00

Insider Selling (Last 12 Months): $3,404,886.98

DexCom Insider Trading History Chart

DexCom Share Price & Price History

^$66.95

▼ -0.32 (-0.48%)

As of 03/20/2026 05:00 PM ET

Days: 30 | 90 | 365

DexCom Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
3/16/2026	Michael Jon Brown	EVP	Sell	1,700	$64.85	$110,245.00	112,904
11/14/2025	Richard Alexander Collins	Director	Sell	2,906	$59.05	$171,599.30	35,088
11/12/2025	Bridgette P Heller	Director	Sell	1,012	$58.07	$58,766.84	27,031
11/10/2025	Jacob Steven Leach	COO	Buy	18,200	$55.04	$1,001,728.00	331,697
11/10/2025	Richard Alexander Collins	Director	Sell	3,948	$55.17	$217,811.16	37,994
9/5/2025	Kyle Malady	Director	Sell	667	$80.86	$53,933.62	22,667
9/4/2025	Sadie Stern	EVP	Sell	1,466	$80.00	$117,280.00	105,223
8/15/2025	Mark G. Foletta	Director	Sell	2,750	$81.06	$222,915.00	51,121
8/15/2025	Michael Jon Brown	EVP	Sell	500	$80.29	$40,145.00	94,102
7/28/2025	Sadie Stern	EVP	Sell	1,466	$88.99	$130,459.34	106,689
6/26/2025	Sadie Stern	EVP	Sell	1,466	$85.06	$124,697.96	108,155
6/16/2025	Mark G. Foletta	Director	Sell	2,750	$83.13	$228,607.50	56,621
6/16/2025	Michael Jon Brown	EVP	Sell	500	$82.80	$41,400.00	95,102
6/16/2025	Nicholas Augustinos	Director	Sell	3,672	$82.80	$304,041.60	33,411
6/13/2025	Nicholas Augustinos	Director	Sell	2,618	$81.69	$213,864.42	37,083
5/27/2025	Sadie Stern	EVP	Sell	6,184	$85.11	$526,320.24	109,621
5/23/2025	Michael Jon Brown	EVP	Sell	10,000	$84.28	$842,800.00	95,602
3/17/2025	Bridgette P Heller	Director	Sell	352	$70.33	$24,756.16	22,997
3/12/2025	Jacob Steven Leach	COO	Sell	14,076	$70.38	$990,668.88	313,497
3/12/2025	Kevin R Sayer	CEO	Sell	32,498	$70.38	$2,287,209.24	372,029
3/12/2025	Michael Jon Brown	EVP	Sell	13,000	$70.38	$914,940.00	105,602
3/10/2025	Jereme M Sylvain	EVP	Sell	7,000	$73.83	$516,810.00	135,482
1/29/2025	Jacob Steven Leach	COO	Sell	2,634	$86.91	$228,920.94	268,644
1/29/2025	Jereme M Sylvain	EVP	Sell	2,090	$86.91	$181,641.90	83,526
1/29/2025	Kevin R Sayer	CEO	Sell	33,359	$86.91	$2,899,230.69	319,037
11/20/2024	Sadie Stern	EVP	Sell	4,259	$74.73	$318,275.07	71,192
9/9/2024	Jacob Steven Leach	COO	Sell	746	$69.15	$51,585.90	264,915
9/9/2024	Sadie Stern	EVP	Sell	426	$69.15	$29,457.90	75,451
7/31/2024	Michael Jon Brown	EVP	Sell	652	$69.55	$45,346.60	66,249
6/28/2024	Michael Jon Brown	EVP	Sell	659	$114.29	$75,317.11	66,901
6/14/2024	Bridgette P Heller	Director	Sell	1,000	$113.55	$113,550.00	25,349
6/10/2024	Jereme M Sylvain	CFO	Sell	745	$115.05	$85,712.25	84,948
6/10/2024	Sadie Stern	EVP	Sell	427	$115.05	$49,126.35	75,877
5/31/2024	Michael Jon Brown	EVP	Sell	652	$119.24	$77,744.48	67,560
4/30/2024	Michael Jon Brown	EVP	Sell	629	$126.25	$79,411.25	68,212
4/15/2024	Matthew Vincent Dolan	EVP	Sell	1,990	$137.81	$274,241.90	42,377
4/8/2024	Kevin R Sayer	CEO	Sell	49,633	$138.30	$6,864,243.90	283,893
3/28/2024	Michael Jon Brown	EVP	Sell	2,624	$140.04	$367,464.96	68,682
3/25/2024	Sadie Stern	EVP	Sell	4,137	$140.00	$579,180.00	76,304
3/12/2024	Jacob Steven Leach	COO	Sell	14,639	$134.41	$1,967,627.99	273,913
3/12/2024	Jereme M Sylvain	CFO	Sell	11,661	$134.41	$1,567,355.01	85,534
3/12/2024	Kevin R Sayer	CEO	Sell	81,007	$133.36	$10,803,093.52	333,526
3/12/2024	Sadie Stern	EVP	Sell	20,321	$133.61	$2,715,088.81	80,441
2/20/2024	Jereme M Sylvain	CFO	Sell	3,363	$116.73	$392,562.99	71,142
1/16/2024	Jacob Steven Leach	COO	Sell	3,978	$123.63	$491,800.14	262,499
1/16/2024	Jereme M Sylvain	CFO	Sell	2,734	$123.63	$338,004.42	74,505
1/16/2024	Kevin R Sayer	CEO	Sell	37,325	$123.63	$4,614,489.75	362,841
1/16/2024	Sadie Stern	EVP	Sell	2,902	$123.63	$358,774.26	79,051
1/16/2024	Steven R. Altman	Director	Sell	1,568	$122.86	$192,644.48	53,132
12/12/2023	Steven R. Altman	Director	Sell	3,000	$120.00	$360,000.00	56,700
12/11/2023	Sadie Stern	EVP	Sell	392	$117.66	$46,122.72	76,008
12/1/2023	Michael Jon Brown	EVP	Sell	3,612	$114.56	$413,790.72	58,394
11/24/2023	Steven Robert Pacelli	Director	Sell	411	$110.80	$45,538.80	124,775
11/22/2023	Sadie Stern	EVP	Sell	1,176	$110.00	$129,360.00	76,400
11/15/2023	Steven R. Altman	Director	Sell	1,000	$101.26	$101,260.00	59,700
11/8/2023	Barry J. Regan	EVP	Sell	2,019	$95.22	$192,249.18	64,250
10/23/2023	Steven Robert Pacelli	Director	Sell	411	$85.75	$35,243.25	125,186
10/16/2023	Steven R. Altman	Director	Sell	1,000	$77.58	$77,580.00	60,700
9/22/2023	Steven Robert Pacelli	Director	Sell	411	$88.40	$36,332.40	125,597
9/15/2023	Steven R. Altman	Director	Sell	1,000	$101.50	$101,500.00	61,700
9/12/2023	Bridgette P Heller	Director	Sell	600	$106.56	$63,936.00	23,731
9/1/2023	Matthew Vincent Dolan	SVP	Sell	56	$102.32	$5,729.92	33,569
8/23/2023	Steven Robert Pacelli	Director	Sell	411	$107.03	$43,989.33	126,008
8/22/2023	Jereme M Sylvain	CFO	Sell	1,844	$104.38	$192,476.72	72,867
8/9/2023	Sadie Stern	EVP	Sell	392	$110.71	$43,398.32	81,682
7/24/2023	Steven Robert Pacelli	Director	Sell	412	$130.58	$53,798.96	126,419
7/14/2023	Steven Robert Pacelli	Director	Sell	5,031	$136.00	$684,216.00	126,831
7/10/2023	Sadie Stern	EVP	Sell	392	$128.05	$50,195.60	82,074
6/23/2023	Steven Robert Pacelli	Director	Sell	412	$125.92	$51,879.04	131,862
6/15/2023	Shelly Ramasamy Selvaraj	SVP	Sell	2,115	$130.00	$274,950.00	50,390
6/9/2023	Sadie Stern	EVP	Sell	393	$121.31	$47,674.83	82,466
5/23/2023	Steven Robert Pacelli	Director	Sell	412	$118.65	$48,883.80	132,274
5/22/2023	Jereme M Sylvain	CFO	Sell	2,400	$117.58	$282,192.00	74,711
5/9/2023	Sadie Stern	EVP	Sell	393	$120.19	$47,234.67	82,859
4/27/2023	Steven Robert Pacelli	Director	Sell	5,031	$126.00	$633,906.00	132,686
4/24/2023	Steven Robert Pacelli	Director	Sell	412	$124.68	$51,368.16	137,717
4/20/2023	Jacob Steven Leach	EVP	Sell	30,764	$125.00	$3,845,500.00	259,613
4/20/2023	Shelly Ramasamy Selvaraj	SVP	Sell	2,007	$125.00	$250,875.00	52,505
4/17/2023	Paul R Flynn	EVP	Sell	2,781	$120.00	$333,720.00	52,112
4/10/2023	Sadie Stern	EVP	Sell	393	$112.35	$44,153.55	83,252
4/3/2023	Kevin R Sayer	CEO	Sell	20,812	$114.46	$2,382,141.52	327,457
4/3/2023	Michael Jon Brown	EVP	Sell	3,612	$114.48	$413,501.76	61,870
3/23/2023	Steven Robert Pacelli	Director	Sell	5,442	$116.40	$633,448.80	138,129

SEC Filings (Institutional Ownership Changes) for DexCom (NASDAQ:DXCM)

97.75% of DexCom stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

DexCom Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
3/17/2026	Rockefeller Capital Management L.P.	15,679	$1.04M	0.0%	+6.4%	0.004%
3/16/2026	Bank of New Hampshire	971	$64K	0.0%	-91.3%	0.000%
3/13/2026	World Investment Advisors	65,089	$4.32M	0.1%	+34.6%	0.017%
3/9/2026	Corient Private Wealth LLC	123,754	$8.22M	0.0%	+241.1%	0.032%
3/6/2026	Hsbc Holdings PLC	886,284	$58.91M	0.0%	-43.2%	0.230%
3/4/2026	Rehmann Capital Advisory Group	3,680	$0.25M	0.0%	N/A	0.001%
3/3/2026	Employees Provident Fund Board	2,190,029	$145.35M	1.1%	N/A	0.569%
3/3/2026	Tulsa Wealth Advisors INC	6,480	$0.43M	0.1%	N/A	0.002%
3/3/2026	Bank of Hawaii	7,734	$0.51M	0.0%	+5.5%	0.002%
3/2/2026	Reflection Asset Management	375	$25K	0.0%	N/A	0.000%
3/2/2026	Tobam	69,604	$4.62M	1.1%	+16.1%	0.018%
2/26/2026	Banque Transatlantique SA	670	$44K	0.0%	-30.9%	0.000%
2/25/2026	Sit Investment Associates Inc.	123,507	$8.20M	0.2%	-3.6%	0.032%
2/24/2026	Pacer Advisors Inc.	982,779	$65.23M	0.1%	+1,534.5%	0.255%
2/23/2026	Kera Capital Partners Inc.	4,028	$0.29M	0.0%	N/A	0.001%
2/20/2026	McLaughlin Asset Management Inc.	3,604	$0.24M	0.2%	N/A	0.001%
2/19/2026	T. Rowe Price Investment Management Inc.	2,687	$0.18M	0.0%	+25.0%	0.001%
2/19/2026	Compound Planning Inc.	3,217	$0.21M	0.0%	-19.2%	0.001%
2/19/2026	Invesco Ltd.	5,315,367	$352.78M	0.1%	+14.8%	1.381%
2/19/2026	Harbour Wealth Management Group Inc.	4,803	$0.32M	0.2%	N/A	0.001%
2/19/2026	Corient Private Wealth LLC	110,088	$7.04M	0.0%	+203.4%	0.029%
2/18/2026	Mercer Global Advisors Inc. ADV	46,969	$3.12M	0.0%	+83.8%	0.012%
2/18/2026	Raymond James Financial Inc.	2,452,212	$163.19M	0.1%	-27.3%	0.637%
2/18/2026	Vident Advisory LLC	7,053	$0.47M	0.0%	-22.3%	0.002%
2/18/2026	State of Tennessee Department of Treasury	248,954	$18.18M	0.1%	+460.8%	0.065%
2/18/2026	EP Wealth Advisors LLC	3,544	$0.24M	0.0%	N/A	0.001%
2/18/2026	Mackenzie Financial Corp	1,211,964	$81.11M	0.1%	+9.6%	0.315%
2/18/2026	NewEdge Advisors LLC	30,197	$2M	0.0%	+141.5%	0.008%
2/18/2026	Empowered Funds LLC	10,256	$0.68M	0.0%	-20.1%	0.003%
2/18/2026	XTX Topco Ltd	22,330	$1.48M	0.0%	-59.5%	0.006%
2/18/2026	Vestal Point Capital LP	1,275,000	$84.62M	2.9%	+96.2%	0.331%
2/18/2026	Virtus Investment Advisers LLC	27,552	$1.83M	0.5%	N/A	0.007%
2/18/2026	SummitTX Capital L.P.	3,554	$0.24M	0.0%	-89.3%	0.001%
2/18/2026	Susquehanna Portfolio Strategies LLC	527,492	$35.01M	0.5%	N/A	0.137%
2/18/2026	SPWM Advisors LLC	5,136	$0.34M	0.3%	N/A	0.001%
2/18/2026	Summit Securities Group LLC	1,174	$78K	0.0%	+817.2%	0.000%
2/18/2026	Quadrature Capital Ltd	109,985	$7.30M	0.1%	N/A	0.029%
2/18/2026	Perceptive Advisors LLC	225,758	$14.98M	0.3%	N/A	0.059%
2/18/2026	Maia Wealth LLC	5,373	$0.35M	0.1%	N/A	0.001%
2/18/2026	Inspire Investing LLC	3,769	$0.25M	0.0%	+20.1%	0.001%
2/18/2026	Investment Management Corp of Ontario	35,519	$2.36M	0.0%	+92.8%	0.009%
2/18/2026	Janus Henderson Group PLC	1,999,005	$132.67M	0.1%	-25.8%	0.519%
2/18/2026	Gotham Asset Management LLC	82,253	$5.46M	0.0%	+506.9%	0.021%
2/18/2026	Evolve Private Wealth LLC	4,272	$0.28M	0.0%	N/A	0.001%
2/18/2026	Engineers Gate Manager LP	262,911	$17.45M	0.2%	+31.8%	0.068%
2/18/2026	Capitolis Liquid Global Markets LLC	208,000	$13.81M	0.1%	+18.9%	0.054%
2/18/2026	Casdin Capital LLC	175,000	$11.62M	0.7%	N/A	0.045%
2/18/2026	Cinctive Capital Management LP	6,507	$0.43M	0.0%	-90.2%	0.002%
2/18/2026	Aristotle Atlantic Partners LLC	235,611	$15.64M	0.7%	+21.9%	0.061%
2/18/2026	Bamco Inc. NY	257,500	$17.09M	0.0%	-5.5%	0.067%
2/18/2026	Banco Bilbao Vizcaya Argentaria S.A.	19,573	$1.30M	0.0%	+30.1%	0.005%
2/18/2026	Armistice Capital LLC	323,052	$21.44M	0.3%	N/A	0.084%
2/17/2026	Guggenheim Capital LLC	115,488	$7.67M	0.1%	+1.7%	0.030%
2/17/2026	Caisse de depot et placement du Quebec	119,173	$7.91M	0.0%	+400.1%	0.031%
2/17/2026	American Capital Management Inc.	248,774	$16.51M	0.7%	-30.5%	0.065%
2/17/2026	Schonfeld Strategic Advisors LLC	390,459	$25.92M	0.1%	+7.1%	0.101%
2/17/2026	DV Equities LLC	546	$36K	0.0%	N/A	0.000%
2/17/2026	AQR Capital Management LLC	3,102,789	$205.93M	0.1%	+597.8%	0.796%
2/17/2026	EFG International AG	11,015	$0.73M	0.0%	N/A	0.003%
2/17/2026	Cetera Investment Advisers	120,923	$8.03M	0.0%	-39.9%	0.031%
2/17/2026	DF Dent & Co. Inc.	25,317	$1.68M	0.0%	+27.7%	0.006%
2/17/2026	CHICAGO TRUST Co NA	6,756	$0.45M	0.1%	-15.1%	0.002%
2/17/2026	Laird Norton Wetherby Trust Company LLC	13,782	$0.92M	0.0%	N/A	0.004%
2/17/2026	Trexquant Investment LP	249,727	$16.57M	0.1%	+261.4%	0.064%
2/17/2026	FIL Ltd	592,962	$39.36M	0.0%	+1.1%	0.152%
2/17/2026	Jump Financial LLC	4,740	$0.32M	0.0%	-94.2%	0.001%
2/17/2026	Kotler Kevin	15,000	$1M	0.2%	N/A	0.004%
2/17/2026	Northern Trust Corp	3,376,421	$224.09M	0.0%	-9.3%	0.866%
2/17/2026	Price T Rowe Associates Inc. MD	1,468,908	$97.49M	0.0%	-22.6%	0.377%
2/17/2026	T. Rowe Price Investment Management Inc.	2,687	$0.18M	0.0%	+25.0%	0.001%
2/17/2026	Rock Springs Capital Management LP	347,300	$23.05M	1.2%	+9.6%	0.089%
2/17/2026	GeoWealth Management LLC	13,559	$0.90M	0.0%	+181.2%	0.003%
2/17/2026	Quantitative Investment Management LLC	34,375	$2.28M	0.2%	+155.4%	0.009%
2/17/2026	Osaic Holdings Inc.	38,814	$2.58M	0.0%	-40.1%	0.010%
2/17/2026	Integral Health Asset Management LLC	500,000	$33.19M	1.6%	N/A	0.128%
2/17/2026	Tower Research Capital LLC TRC	30,389	$2.02M	0.0%	+228.7%	0.008%
2/17/2026	Adage Capital Partners GP L.L.C.	1,587,550	$105.37M	0.2%	+666.9%	0.407%
2/17/2026	Public Employees Retirement System of Ohio	118,915	$7.89M	0.0%	-3.5%	0.030%
2/17/2026	California State Teachers Retirement System	602,946	$40.02M	0.0%	-2.8%	0.155%
2/17/2026	Russell Investments Group Ltd.	1,013,489	$67.31M	0.1%	-20.0%	0.260%
2/17/2026	Lombard Odier Asset Management Switzerland SA	14,005	$0.93M	0.0%	-41.1%	0.004%
2/17/2026	J. Stern & Co. LLP	1,601,973	$106.32M	0.0%	+2,114.8%	0.416%
2/17/2026	Captrust Financial Advisors	41,431	$2.75M	0.0%	+50.6%	0.011%
2/17/2026	ExodusPoint Capital Management LP	134,054	$8.90M	0.1%	+274.3%	0.035%
2/17/2026	Blair William & Co. IL	1,988,841	$132M	0.4%	-5.7%	0.517%
2/17/2026	Graham Capital Management L.P.	3,593	$0.24M	0.0%	-22.6%	0.001%
2/17/2026	Magnetar Financial LLC	14,291	$0.95M	0.0%	-100.0%	0.004%
2/17/2026	Persistent Asset Partners Ltd	3,600	$0.24M	0.1%	N/A	0.001%
2/17/2026	Polar Capital Holdings Plc	285,744	$18.97M	0.1%	-7.4%	0.074%
2/17/2026	Aster Capital Management DIFC Ltd	951	$63K	0.0%	N/A	0.000%
2/17/2026	Rakuten Investment Management Inc.	72,449	$4.89M	0.0%	+312.8%	0.019%
2/16/2026	OMERS ADMINISTRATION Corp	157,201	$10.43M	0.1%	+438.4%	0.041%
2/16/2026	Silvant Capital Management LLC	53,301	$3.54M	0.1%	+1.6%	0.014%
2/16/2026	Sofinnova Investments Inc.	378,219	$25.10M	1.0%	-51.5%	0.098%
2/16/2026	Towarzystwo Funduszy Inwestycyjnych PZU SA	29,992	$1.99M	0.5%	-70.0%	0.008%
2/16/2026	Twin City Private Wealth LLC	6,529	$0.43M	0.3%	N/A	0.002%
2/16/2026	USS Investment Management Ltd	89,480	$5.94M	0.0%	+8.3%	0.023%
2/16/2026	Vanguard Personalized Indexing Management LLC	31,328	$2.08M	0.0%	-15.4%	0.008%
2/16/2026	Sargent Investment Group LLC	5,810	$0.39M	0.0%	N/A	0.002%
2/16/2026	Mariner LLC	84,850	$5.64M	0.0%	+92.0%	0.022%

Data available starting January 2016

DexCom, Inc., a medical device company, focuses on the design, development, and commercialization of continuous glucose monitoring (CGM) systems in the United States and internationally. The company provides its systems for use by people with diabetes, as well as for use by healthcare providers. Its products include Dexcom G6 and Dexcom G7, integrated CGM systems for diabetes management; Dexcom Share, a remote monitoring system; Dexcom Real-Time API, which enables authorized third-party software developers to integrate real-time CGM data into their digital health apps and devices; and Dexcom ONE, that is designed to replace finger stick blood glucose testing for diabetes treatment decisions. It has also submitted FDA review for Dexcom Stelo for people with type 2 diabetes. The company has a collaboration and license agreement with Verily Life Sciences LLC and Verily Ireland Limited to develop blood-based or interstitial glucose monitoring products. It markets its products directly to endocrinologists, physicians, and diabetes educators. The company was incorporated in 1999 and is headquartered in San Diego, California.

Today's Range

Now: $66.95

$66.00

$67.91

50 Day Range

MA: $70.50

$64.24

$74.38

52 Week Range

Now: $66.95

$54.11

$89.98

Volume

8,046,394 shs

Average Volume

4,057,986 shs

Market Capitalization

$25.77 billion

P/E Ratio

31.88

Dividend Yield

N/A

Beta

1.48

Who are the company insiders with the largest holdings of DexCom?: DexCom's top insider investors include:
Kevin R Sayer (CEO)
Jacob Steven Leach (COO)
Jereme M Sylvain (EVP)
Michael Jon Brown (EVP)
Sadie Stern (EVP)
Jereme M Sylvain (CFO)
Mark G Foletta (Director)
Matthew Vincent Dolan (EVP)
Richard Alexander Collins (Director)
Nicholas Augustinos (Director)
Bridgette P Heller (Director)
Kyle Malady (Director)
Learn More about top insider investors at DexCom.
Who are the major institutional investors of DexCom?: DexCom's top institutional investors include:
Vanguard Group Inc. — 12.58%
Baillie Gifford & Co. — 3.99%
Geode Capital Management LLC — 2.82%
UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC — 2.05%
Norges Bank — 1.87%
Jennison Associates LLC — 1.48%
Learn More about top institutional investors of DexCom stock.
Which major investors are selling DexCom stock?: During the previous quarter, DXCM stock was sold by these institutional investors:
Hudson Bay Capital Management LP
Magnetar Financial LLC
Commonwealth of Pennsylvania Public School Empls Retrmt SYS
Massachusetts Financial Services Co. MA
Jennison Associates LLC
Federated Hermes Inc.
Nuveen LLC
Macquarie Group Ltd.
In the previous year, company insiders that have sold DexCom company stock include:
Kevin R Sayer (CEO)
Jacob Steven Leach (COO)
Jereme M Sylvain (EVP)
Michael Jon Brown (EVP)
Sadie Stern (EVP)
Jereme M Sylvain (CFO)
Mark G Foletta (Director)
Learn More investors selling DexCom stock.
Which major investors are buying DexCom stock?: In the last quarter, DXCM stock was acquired by institutional investors including:
Norges Bank
AQR Capital Management LLC
Employees Provident Fund Board
J. Stern & Co. LLP
Adage Capital Partners GP L.L.C.
Soleus Capital Management L.P.
Neuberger Berman Group LLC
Pacer Advisors Inc.