Dark

GH
Guardant Health, Inc. Common Stock
stock NASDAQ

Market Open

Aug 11, 2026 12:39:08 PM EDT

166.69USD-0.323%(-0.54)401,129

157.70Bid 174.29Ask 16.59Spread

Pre-market

Aug 10, 2026 9:27:30 AM EDT

168.05USD-0.255%(-0.43)0

After-hours

Aug 10, 2026 4:51:30 PM EDT

167.98USD+0.447%(+0.75)0

OverviewOptionsHistoricalExchange VolumeShortsMore

GH Volume Aug 11, 2026 12:14:58 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	63.59	232,358	44.98
Nasdaq GSM	18.72	68,402	32.81
IEX	6.63	24,229	6.74
NYSE Arca	2.94	10,741	5.16
Cboe EDGX	2.58	9,431	2.29
Cboe BZX	1.91	6,977	3.70
NYSE	1.18	4,311	1.16
Cboe BYX	0.80	2,912	0.74
MEMX	0.63	2,296	0.75
Nasdaq BX	0.39	1,417	0.46
Cboe EDGA	0.22	807	0.33
NYSE National	0.18	661	0.30
NYSE American	0.12	443	0.12
Nasdaq PHLX	0.10	368	0.11
MIAX Pearl	0.01	52	0.15
CHX	0.00	4	0.17
Texas Stock Exchange LLC	0.00	4	0.00
24X National	0.00	0	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.

GH Nutrition Facts

0.15 servings per container

Serving size

2.41M

Calories

365.41K

% Day

% Avg

Off Exchange¹ 232K

63.59%

44.98%

Nasdaq GSM 68K

18.72%

32.81%

IEX 24K

6.63%

6.74%

NYSE Arca 11K

2.94%

5.16%

Cboe EDGX 9K

2.58%

2.29%

Cboe BZX 7K

1.91%

3.70%

NYSE 4K

1.18%

1.16%

Cboe BYX 3K

0.80%

0.74%

MEMX 2K

0.63%

0.75%

Nasdaq BX 1K

0.39%

0.46%

Cboe EDGA 807

0.22%

0.33%

NYSE National 661

0.18%

0.30%

NYSE American 443

0.12%

Nasdaq PHLX 368

0.10%

0.11%

MIAX Pearl 52

0.01%

0.15%

CHX 4

0.00%

0.17%

Texas Stock Exchange LLC 4

0.00%

24X National 0

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

GH Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 232,358, which is 63.59% of today's total volume.
Today's Lit volume is 133,055, which is 36.41%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.98%.
The average Lit volume has been 55.02%.

GH Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe EDGX

Cboe BZX

NYSE

Cboe BYX

MEMX

Nasdaq BX

Cboe EDGA