Dark

GH
Guardant Health, Inc. Common Stock
stock NASDAQ

At Close

Oct 1, 2026 3:59:57 PM EDT

174.87USD-1.957%(-3.49)1,961,261

0.00Bid 0.00Ask 0.00Spread

Pre-market

Oct 2, 2026 8:31:30 AM EDT

175.00USD+0.143%(+0.25)1,100

After-hours

Oct 1, 2026 4:48:30 PM EDT

175.06USD+0.109%(+0.19)224

OverviewOptionsHistoricalExchange VolumeShortsMore

GH Volume Oct 2, 2026

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	40.13	786,910	33.76
Off Exchange¹	40.03	784,928	46.22
NYSE Arca	4.99	97,786	4.44
IEX	4.54	88,991	5.89
Cboe BZX	2.56	50,215	2.85
Cboe EDGX	2.46	48,210	2.49
NYSE	1.25	24,540	1.08
MEMX	1.06	20,797	0.81
Cboe BYX	0.64	12,623	0.75
Cboe EDGA	0.52	10,199	0.43
Nasdaq BX	0.49	9,592	0.43
Nasdaq PHLX	0.39	7,624	0.16
NYSE National	0.27	5,270	0.22
MIAX Pearl	0.24	4,613	0.22
NYSE American	0.23	4,424	0.12
CHX	0.18	3,533	0.07
Texas Stock Exchange LLC	0.03	512	0.03
24X National	0.02	320	0.02

chartexchange.com

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

GH Nutrition Facts

1.06 servings per container

Serving size

1.85M

Calories

1.96M

% Day

% Avg

Nasdaq GSM 787K

40.13%

33.76%

Off Exchange¹ 785K

40.03%

46.22%

NYSE Arca 98K

4.99%

4.44%

IEX 89K

4.54%

5.89%

Cboe BZX 50K

2.56%

2.85%

Cboe EDGX 48K

2.46%

2.49%

NYSE 25K

1.25%

1.08%

MEMX 21K

1.06%

0.81%

Cboe BYX 13K

0.64%

0.75%

Cboe EDGA 10K

0.52%

0.43%

Nasdaq BX 10K

0.49%

0.43%

Nasdaq PHLX 8K

0.39%

0.16%

NYSE National 5K

0.27%

0.22%

MIAX Pearl 5K

0.24%

0.22%

NYSE American 4K

0.23%

0.12%

CHX 4K

0.18%

0.07%

Texas Stock Exchange LLC 512

0.03%

24X National 320

0.02%

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 784,928, which is 40.03% of today's total volume.
Today's Lit volume is 1,176,159, which is 59.97%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 46.22%.
The average Lit volume has been 53.78%.

GH Volume by Exchange

Nasdaq GSM

Off Exchange

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

Cboe EDGA

Nasdaq BX