DexCom, Inc. (DXCM)

NASDAQ

$65.72

-$1.24 (1.86%)

Today

No price data available for this timeframe.

Key Statistics

Day Range

$65.36$67.75

Open $67.41

52 Week Range

$54.11$93.25

Previous Close $66.96

Market Cap25.71B

Volume4.78M

Avg Volume6.60M

P/E (TTM)35.66

EPS (TTM)$1.84

Dividend / YieldN/A

Dividend StreakN/A

Insider Trading Summary(Q4 2025)

Total Transactions

3 buys /2 sells

Shares Acquired

25,366

Transactions: 3•Avg: 8,455.33

Shares Disposed

4,960

Transactions: 2•Avg: 2,480

Net Activity

+20,406

Net Buying•Ratio: 150%

Quarterly Insider Trading Summary


Q4 2025(Current)	25,366	4,960	+20,406	150.00%
Q3 2025	0	14,923	-14,923	0.00%
Q2 2025	127,240	43,257	+83,983	123.08%
Q1 2025	403,888	131,462	+272,426	107.14%
Q4 2024	0	10,671	-10,671	0.00%

Showing 1 to 5 of 79 entries

This table shows insider trading activity by quarter. A ratio > 100% indicates insiders acquired more shares than they disposed of during the period, which is generally considered a bullish signal.

Market Transactions

Stock Purchases

Acquired Shares:25,366

Transactions:3

Avg per Transaction:8,455.33

Insider acquisitions during this period

Stock Sales

Disposed Shares:4,960

Transactions:2

Avg per Transaction:2,480

Insider dispositions during this period

Buy/Sell Ratio:150%

More shares acquired than disposed in this period

• Most recent data for Q4 2025

Insider Buy/Sell Activity

Quarterly Transaction Count

Q4 2025

3/2

Q3 2025

0/10

Q2 2025

16/13

Q1 2025

15/14

Acquired

Disposed

Quarterly Share Volume

Q4 2025

Net Activity by Quarter

Values in thousands of shares

+74k

Q1 2024

-41k

Q2 2024

-4k

Q3 2024

-11k

Q4 2024

+272k

Q1 2025

+84k

Q2 2025

-15k

Q3 2025

+20k

Q4 2025

Buy/Sell Ratio

150%

Bullish signal

Activity Trend

Increasing

Based on 79 quarters of data

Current Net Activity

+20,406 shares

$2 value

Acquired vs Disposed Shares

Net Accumulation: 20,406 shares•Acquired/Disposed Ratio: 150%

Top Insider Activity

					Net Activity
SKR SAYER KEVIN R	Director, officer: chairman, ceo & president	4	153,993	65,857	+88,136
CJ Coleman Jon	Officer: evp, chief commercial officer	2	68,738	0	+68,738
LJS Leach Jacob Steven	Officer: president & coo	10	84,011	18,945	+65,066
SJM Sylvain Jereme M	Officer: evp, chief financal officer	13	64,290	31,650	+32,640
SS Stern Sadie	Officer: evp, chief hr officer	13	58,306	29,387	+28,919

Showing 1 to 5 of 5 entries

This table shows the trading activity of the most active company insiders. Positive net activity (buying more than selling) is often considered a bullish signal.

Recent Insider Transactions


2025-11-14	Collins Richard Alexander	Director	Sale	2,906	$59.05	$171,599.3	35,088
2025-11-12	Heller Bridgette P	Director	Sale	1,012	$58.07	$58,766.84	27,031
2025-11-10	Leach Jacob Steven	Officer: president & coo	Purchase	2,500	$55.43	$138,563	331,697
2025-11-10	Leach Jacob Steven	Officer: president & coo	Purchase	15,700	$54.98	$863,138.9	329,197
2025-11-10	Collins Richard Alexander	Director	Sale	3,948	$55.17	$217,811.16	37,994

Showing 1 to 5 of 100 entries

This table displays recent Form 4 filings showing transactions by company insiders. SEC rules require insiders to report their transactions within two business days.

Recent SEC Filings


CRA Collins Richard Alexander	Director	Nov 17, 2025	View Filing
HBP Heller Bridgette P	Director	Nov 12, 2025	View Filing
LJS Leach Jacob Steven	Officer: president & coo	Nov 10, 2025	View Filing
LJS Leach Jacob Steven	Officer: president & coo	Nov 10, 2025	View Filing
CRA Collins Richard Alexander	Director	Nov 10, 2025	View Filing

Showing 1 to 5 of 5 entries

Insider Trading Summary(Q4 2025)

Total Transactions

3 buys /2 sells

Shares Acquired

25,366

Transactions: 3•Avg: 8,455.33

Shares Disposed

4,960

Transactions: 2•Avg: 2,480

Net Activity

+20,406

Net Buying•Ratio: 150%

Quarterly Insider Trading Summary


Q4 2025(Current)	25,366	4,960	+20,406	150.00%
Q3 2025	0	14,923	-14,923	0.00%
Q2 2025	127,240	43,257	+83,983	123.08%
Q1 2025	403,888	131,462	+272,426	107.14%
Q4 2024	0	10,671	-10,671	0.00%

Showing 1 to 5 of 79 entries

This table shows insider trading activity by quarter. A ratio > 100% indicates insiders acquired more shares than they disposed of during the period, which is generally considered a bullish signal.

Market Transactions

Stock Purchases

Acquired Shares:25,366

Transactions:3

Avg per Transaction:8,455.33

Insider acquisitions during this period

Stock Sales

Disposed Shares:4,960

Transactions:2

Avg per Transaction:2,480

Insider dispositions during this period

Buy/Sell Ratio:150%

More shares acquired than disposed in this period

• Most recent data for Q4 2025

Insider Buy/Sell Activity

Quarterly Transaction Count

Q4 2025

3/2

Q3 2025

0/10

Q2 2025

16/13

Q1 2025

15/14

Acquired

Disposed

Quarterly Share Volume

Q4 2025

Net Activity by Quarter

Values in thousands of shares

+74k

Q1 2024

-41k

Q2 2024

-4k

Q3 2024

-11k

Q4 2024

+272k

Q1 2025

+84k

Q2 2025

-15k

Q3 2025

+20k

Q4 2025

Buy/Sell Ratio

150%

Bullish signal

Activity Trend

Increasing

Based on 79 quarters of data

Current Net Activity

+20,406 shares

$2 value

Acquired vs Disposed Shares

Net Accumulation: 20,406 shares•Acquired/Disposed Ratio: 150%

Top Insider Activity

					Net Activity
SKR SAYER KEVIN R	Director, officer: chairman, ceo & president	4	153,993	65,857	+88,136
CJ Coleman Jon	Officer: evp, chief commercial officer	2	68,738	0	+68,738
LJS Leach Jacob Steven	Officer: president & coo	10	84,011	18,945	+65,066
SJM Sylvain Jereme M	Officer: evp, chief financal officer	13	64,290	31,650	+32,640
SS Stern Sadie	Officer: evp, chief hr officer	13	58,306	29,387	+28,919

Showing 1 to 5 of 5 entries

This table shows the trading activity of the most active company insiders. Positive net activity (buying more than selling) is often considered a bullish signal.

Recent Insider Transactions


2025-11-14	Collins Richard Alexander	Director	Sale	2,906	$59.05	$171,599.3	35,088
2025-11-12	Heller Bridgette P	Director	Sale	1,012	$58.07	$58,766.84	27,031
2025-11-10	Leach Jacob Steven	Officer: president & coo	Purchase	2,500	$55.43	$138,563	331,697
2025-11-10	Leach Jacob Steven	Officer: president & coo	Purchase	15,700	$54.98	$863,138.9	329,197
2025-11-10	Collins Richard Alexander	Director	Sale	3,948	$55.17	$217,811.16	37,994

Showing 1 to 5 of 100 entries

This table displays recent Form 4 filings showing transactions by company insiders. SEC rules require insiders to report their transactions within two business days.

Recent SEC Filings


CRA Collins Richard Alexander	Director	Nov 17, 2025	View Filing
HBP Heller Bridgette P	Director	Nov 12, 2025	View Filing
LJS Leach Jacob Steven	Officer: president & coo	Nov 10, 2025	View Filing
LJS Leach Jacob Steven	Officer: president & coo	Nov 10, 2025	View Filing
CRA Collins Richard Alexander	Director	Nov 10, 2025	View Filing

Showing 1 to 5 of 5 entries