DXCM Dexcom

DexCom, Inc. is a medical device manufacturing company. The firm engages in the design, development and commercialization of glucose monitoring systems for ambulatory use by people with diabetes. Its products include Dexcom G4 PLATINUM System, DexCom G5 Mobil, DexCom Share and Mobile apps. The company was founded by John F. Burd on May 1, 1999 and is headquartered in San Diego, CA.

Company profile

Kevin Sayer
Fiscal year end
IRS number

DXCM stock data


Investment data

Data from SEC filings
Securities sold
Number of investors


11 Feb 21
17 Apr 21
31 Dec 21
Quarter (USD)
Dec 20 Sep 20 Jun 20 Mar 20
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Annual (USD)
Dec 20 Dec 19 Dec 18 Dec 17
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Financial data from Dexcom earnings reports.

Date Owner Security Transaction Code Indirect 10b5-1 $Price #Shares $Value #Remaining
15 Apr 21 Paul R Flynn Common Stock Sell Dispose S No Yes 400 758 303.2K 12,306
5 Apr 21 Sayer Kevin R Common Stock Sell Dispose S No Yes 367.4105 1,179 433.18K 111,257
5 Apr 21 Sayer Kevin R Common Stock Sell Dispose S No Yes 366.8449 3,567 1.31M 112,436
5 Apr 21 Sayer Kevin R Common Stock Sell Dispose S No Yes 365.674 1,475 539.37K 116,003

Data for the last complete 13F reporting period. To see the most recent changes to ownership, click the ownership history button above.

93.0% owned by funds/institutions
13F holders
Current Prev Q Change
Total holders 709 714 -0.7%
Opened positions 106 90 +17.8%
Closed positions 111 80 +38.8%
Increased positions 283 278 +1.8%
Reduced positions 241 256 -5.9%
13F shares
Current Prev Q Change
Total value 33.23B 38.55B -13.8%
Total shares 89.9M 90.08M -0.2%
Total puts 1.91M 1.12M +70.4%
Total calls 1.44M 1.35M +6.2%
Total put/call ratio 1.3 0.8 +60.4%
Largest owners
Shares Value Change
Vanguard 10.23M $3.78B -1.5%
BLK Blackrock 7.01M $2.59B -3.5%
FMR 6.98M $2.58B -18.6%
Baillie Gifford & Co 5.45M $2.02B +29.0%
STT State Street 3.86M $1.43B -1.7%
MS Morgan Stanley 3.11M $1.15B -24.5%
JPM JPMorgan Chase & Co. 3.06M $1.13B -0.5%
Sands Capital Management 2.29M $847M -1.7%
Lone Pine Capital 2.27M $838.45M +389.7%
TROW T. Rowe Price 2.14M $790.94M -31.1%
Largest transactions
Shares Bought/sold Change
Lone Pine Capital 2.27M +1.8M +389.7%
FMR 6.98M -1.59M -18.6%
Baillie Gifford & Co 5.45M +1.23M +29.0%
MS Morgan Stanley 3.11M -1.01M -24.5%
TROW T. Rowe Price 2.14M -963.52K -31.1%
Norges Bank 766.65K +766.65K NEW
GS Goldman Sachs 340.81K -754.16K -68.9%
Jennison Associates 1.99M -747.64K -27.3%
GQG Partners 0 -673.84K EXIT
Voya Investment Management 621.45K +575.81K +1261.8%

Financial report summary

Content analysis
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