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DXCM
DexCom, Inc.
stock NASDAQ

At Close

Aug 14, 2026 3:59:54 PM EDT

89.80USD-1.836%(-1.68)3,844,847

86.45Bid 89.79Ask 3.34Spread

Pre-market

Aug 14, 2026 9:27:30 AM EDT

91.94USD+0.503%(+0.46)738

After-hours

Aug 14, 2026 4:35:30 PM EDT

89.80USD0.000%(0.00)3,800

OverviewOptionsHistoricalExchange VolumeShortsMore

DXCM Volume Aug 14, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	50.19	1,505,838	42.86
Nasdaq GSM	25.10	753,153	37.40
IEX	6.57	197,055	5.56
NYSE Arca	6.52	195,513	4.73
Cboe BZX	4.31	129,222	2.92
Cboe EDGX	3.50	105,008	1.89
NYSE	1.36	40,717	1.13
MEMX	0.78	23,283	0.72
Cboe BYX	0.33	9,895	0.40
NYSE American	0.31	9,444	0.11
Nasdaq BX	0.29	8,837	0.26
Cboe EDGA	0.25	7,586	0.45
MIAX Pearl	0.21	6,347	0.28
24X National	0.11	3,315	0.06
Nasdaq PHLX	0.11	3,227	0.13
CHX	0.04	1,130	0.95
NYSE National	0.03	822	0.14
Texas Stock Exchange LLC	0.00	34	0.01
LTSE	0.00	0	0.00

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

DXCM Nutrition Facts

0.58 servings per container

Serving size

5.14M

Calories

3.00M

% Day

% Avg

Off Exchange¹ 2M

50.19%

42.86%

Nasdaq GSM 753K

25.10%

37.40%

IEX 197K

6.57%

5.56%

NYSE Arca 196K

6.52%

4.73%

Cboe BZX 129K

4.31%

2.92%

Cboe EDGX 105K

3.50%

1.89%

NYSE 41K

1.36%

1.13%

MEMX 23K

0.78%

0.72%

Cboe BYX 10K

0.33%

0.40%

NYSE American 9K

0.31%

0.11%

Nasdaq BX 9K

0.29%

0.26%

Cboe EDGA 8K

0.25%

0.45%

MIAX Pearl 6K

0.21%

0.28%

24X National 3K

0.11%

0.06%

Nasdaq PHLX 3K

0.11%

0.13%

CHX 1K

0.04%

0.95%

NYSE National 822

0.03%

0.14%

Texas Stock Exchange LLC 34

0.00%

0.01%

LTSE 0

0.00%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

DXCM Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,505,838, which is 50.19% of today's total volume.
Today's Lit volume is 1,494,588, which is 49.81%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 42.86%.
The average Lit volume has been 57.14%.

DXCM Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

NYSE American

Nasdaq BX