Dark

DXCM
DexCom, Inc.
stock NASDAQ

At Close

Oct 24, 2025 3:59:53 PM EDT

70.32USD-1.069%(-0.76)3,161,430

0.00Bid 0.00Ask 0.00Spread

Pre-market

Oct 24, 2025 9:13:30 AM EDT

71.20USD+0.169%(+0.12)4,952

After-hours

Oct 24, 2025 4:06:30 PM EDT

70.33USD+0.014%(+0.01)22,827

OverviewOptionsHistoricalDark Pool LevelsShortsMore

DXCM Volume Oct 24, 2025

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	41.72	1,316,545	43.75
Nasdaq GSM	36.35	1,147,218	35.69
NYSE Arca	5.37	169,562	5.46
Cboe BZX	3.82	120,460	3.84
IEX	3.57	112,764	3.59
Cboe EDGX	2.97	93,657	2.33
NYSE	1.93	61,011	1.35
Nasdaq BX	0.84	26,360	0.28
MEMX	0.78	24,689	1.13
Cboe BYX	0.69	21,698	0.74
Cboe EDGA	0.55	17,337	0.66
Nasdaq PHLX	0.44	13,807	0.17
NYSE National	0.44	13,728	0.43
MIAX Pearl	0.41	13,074	0.25
CHX	0.06	2,026	0.26
NYSE American	0.06	1,821	0.06
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

0.56 servings per container

Serving size

5.60M

Calories

3.16M

% Day

% Avg

Off Exchange¹ 1M

41.72%

43.75%

Nasdaq GSM 1M

36.35%

35.69%

NYSE Arca 170K

5.37%

5.46%

Cboe BZX 120K

3.82%

3.84%

IEX 113K

3.57%

3.59%

Cboe EDGX 94K

2.97%

2.33%

NYSE 61K

1.93%

1.35%

Nasdaq BX 26K

0.84%

0.28%

MEMX 25K

0.78%

1.13%

Cboe BYX 22K

0.69%

0.74%

Cboe EDGA 17K

0.55%

0.66%

Nasdaq PHLX 14K

0.44%

0.17%

NYSE National 14K

0.44%

0.43%

MIAX Pearl 13K

0.41%

0.25%

CHX 2K

0.06%

0.26%

NYSE American 2K

0.06%

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 1,316,545, which is 41.72% of today's total volume.
Today's Lit volume is 1,839,212, which is 58.28%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 43.75%.
The average Lit volume has been 56.25%.

DXCM Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe BZX

IEX

Cboe EDGX

NYSE

Nasdaq BX

MEMX

Cboe BYX

Cboe EDGA