Dark

PTCT
PTC Therapeutics, Inc.
stock NASDAQ

Market Open

Jul 30, 2026 3:56:09 PM EDT

75.11USD+0.832%(+0.62)843,385

74.91Bid 75.24Ask 0.33Spread

Pre-market

Jul 30, 2026 8:32:30 AM EDT

74.50USD+0.013%(+0.01)100

After-hours

Jul 27, 2026 4:00:30 PM EDT

75.80USD-0.026%(-0.02)0

OverviewOptionsHistoricalExchange VolumeShortsMore

PTCT Volume Jul 30, 2026 3:35:02 PM EDT

[ < ]

Exchange	Day%	Volume	30D%
Off Exchange¹	55.33	397,088	48.76
Nasdaq GSM	19.84	142,390	37.68
NYSE Arca	9.30	66,710	3.30
IEX	4.63	33,191	4.06
Cboe BZX	3.40	24,432	2.20
Cboe EDGX	2.67	19,185	1.25
NYSE	1.66	11,905	0.80
MEMX	0.62	4,418	0.53
Cboe BYX	0.48	3,467	0.37
Cboe EDGA	0.42	2,980	0.25
Nasdaq BX	0.41	2,926	0.22
MIAX Pearl	0.34	2,453	0.14
NYSE National	0.28	2,023	0.17
Nasdaq PHLX	0.27	1,946	0.11
Texas Stock Exchange LLC	0.18	1,287	0.01
NYSE American	0.10	726	0.08
LTSE	0.05	369	0.02
CHX	0.02	147	0.04
24X National	0.00	0	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

0.33 servings per container

Serving size

2.16M

Calories

717.64K

% Day

% Avg

Off Exchange¹ 397K

55.33%

48.76%

Nasdaq GSM 142K

19.84%

37.68%

NYSE Arca 67K

9.30%

3.30%

IEX 33K

4.63%

4.06%

Cboe BZX 24K

3.40%

2.20%

Cboe EDGX 19K

2.67%

1.25%

NYSE 12K

1.66%

0.80%

MEMX 4K

0.62%

0.53%

Cboe BYX 3K

0.48%

0.37%

Cboe EDGA 3K

0.42%

0.25%

Nasdaq BX 3K

0.41%

0.22%

MIAX Pearl 2K

0.34%

0.14%

NYSE National 2K

0.28%

0.17%

Nasdaq PHLX 2K

0.27%

0.11%

Texas Stock Exchange LLC 1K

0.18%

0.01%

NYSE American 726

0.10%

0.08%

LTSE 369

0.05%

0.02%

CHX 147

0.02%

0.04%

24X National 0

0.00%

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 397,088, which is 55.33% of today's total volume.
Today's Lit volume is 320,555, which is 44.67%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 48.76%.
The average Lit volume has been 51.24%.

PTCT Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

Cboe EDGA

Nasdaq BX