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DXCM
DexCom, Inc.
stock NASDAQ

Market Open

Jun 30, 2026 2:24:06 PM EDT

68.55USD-2.043%(-1.43)1,897,619

68.54Bid 68.59Ask 0.05Spread

Pre-market

Jun 30, 2026 9:28:30 AM EDT

69.71USD-0.386%(-0.27)758

After-hours

Jun 29, 2026 4:06:30 PM EDT

69.98USD0.000%(0.00)0

OverviewOptionsHistoricalExchange VolumeShortsMore

DXCM Volume Jun 30, 2026 2:05:02 PM EDT

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Exchange	Day%	Volume	30D%
Off Exchange¹	57.29	1,051,639	38.94
Nasdaq GSM	23.22	426,219	42.94
IEX	7.43	136,336	5.11
NYSE Arca	4.57	83,875	4.20
Cboe BZX	2.78	51,076	2.88
Cboe EDGX	1.24	22,795	1.88
NYSE	1.01	18,612	1.06
MEMX	0.76	13,942	0.74
Cboe BYX	0.65	12,013	0.43
Cboe EDGA	0.26	4,793	0.54
Nasdaq BX	0.24	4,437	0.26
NYSE National	0.21	3,805	0.19
MIAX Pearl	0.14	2,529	0.24
Nasdaq PHLX	0.07	1,232	0.13
CHX	0.06	1,193	0.36
24X National	0.03	612	0.02
NYSE American	0.03	576	0.09
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

0.28 servings per container

Serving size

6.53M

Calories

1.84M

% Day

% Avg

Off Exchange¹ 1M

57.29%

38.94%

Nasdaq GSM 426K

23.22%

42.94%

IEX 136K

7.43%

5.11%

NYSE Arca 84K

4.57%

4.20%

Cboe BZX 51K

2.78%

2.88%

Cboe EDGX 23K

1.24%

1.88%

NYSE 19K

1.01%

1.06%

MEMX 14K

0.76%

0.74%

Cboe BYX 12K

0.65%

0.43%

Cboe EDGA 5K

0.26%

0.54%

Nasdaq BX 4K

0.24%

0.26%

NYSE National 4K

0.21%

0.19%

MIAX Pearl 3K

0.14%

0.24%

Nasdaq PHLX 1K

0.07%

0.13%

CHX 1K

0.06%

0.36%

24X National 612

0.03%

0.02%

NYSE American 576

0.03%

0.09%

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 1,051,639, which is 57.29% of today's total volume.
Today's Lit volume is 784,045, which is 42.71%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 38.94%.
The average Lit volume has been 61.06%.

DXCM Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

Cboe EDGA

Nasdaq BX