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PTCT
PTC Therapeutics, Inc.
stock NASDAQ

At Close

Jul 30, 2026 3:59:56 PM EDT

75.61USD+1.510%(+1.12)1,368,803

46.64Bid 115.43Ask 68.79Spread

Pre-market

Jul 30, 2026 8:32:30 AM EDT

74.50USD+0.013%(+0.01)100

After-hours

Jul 30, 2026 4:44:30 PM EDT

77.31USD+2.242%(+1.70)35,410

OverviewOptionsHistoricalExchange VolumeShortsMore

PTCT Volume Jul 30, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	49.57	548,489	48.70
Nasdaq GSM	21.58	238,726	37.59
NYSE Arca	13.08	144,685	3.41
IEX	5.70	63,069	4.08
Cboe BZX	3.24	35,884	2.21
Cboe EDGX	2.40	26,509	1.26
NYSE	1.64	18,100	0.81
MEMX	0.70	7,746	0.53
Cboe BYX	0.39	4,305	0.37
Cboe EDGA	0.37	4,125	0.25
Nasdaq BX	0.31	3,421	0.22
MIAX Pearl	0.26	2,824	0.14
Texas Stock Exchange LLC	0.24	2,681	0.01
NYSE National	0.21	2,277	0.17
Nasdaq PHLX	0.18	2,037	0.11
NYSE American	0.08	887	0.08
LTSE	0.03	369	0.02
CHX	0.01	147	0.04
24X National	0.01	135	0.01

chartexchange.com

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

PTCT Nutrition Facts

0.51 servings per container

Serving size

2.16M

Calories

1.11M

% Day

% Avg

Off Exchange¹ 548K

49.57%

48.70%

Nasdaq GSM 239K

21.58%

37.59%

NYSE Arca 145K

13.08%

3.41%

IEX 63K

5.70%

4.08%

Cboe BZX 36K

3.24%

2.21%

Cboe EDGX 27K

2.40%

1.26%

NYSE 18K

1.64%

0.81%

MEMX 8K

0.70%

0.53%

Cboe BYX 4K

0.39%

0.37%

Cboe EDGA 4K

0.37%

0.25%

Nasdaq BX 3K

0.31%

0.22%

MIAX Pearl 3K

0.26%

0.14%

Texas Stock Exchange LLC 3K

0.24%

0.01%

NYSE National 2K

0.21%

0.17%

Nasdaq PHLX 2K

0.18%

0.11%

NYSE American 887

0.08%

LTSE 369

0.03%

0.02%

CHX 147

0.01%

0.04%

24X National 135

0.01%

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

chartexchange.com

PTCT Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 548,489, which is 49.57% of today's total volume.
Today's Lit volume is 557,927, which is 50.43%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 48.70%.
The average Lit volume has been 51.30%.

PTCT Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

Cboe EDGA

Nasdaq BX