Dark

ROCK
Gibraltar Industries, Inc.
stock NASDAQ

At Close

Aug 14, 2026 3:59:47 PM EDT

47.88USD-2.156%(-1.05)172,401

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-48.93)0

After-hours

Aug 12, 2026 4:57:30 PM EDT

49.00USD-0.305%(-0.15)0

OverviewOptionsHistoricalExchange VolumeShortsMore

ROCK Volume Aug 14, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	49.09	60,753	39.18
Nasdaq GSM	24.54	30,367	39.12
IEX	5.91	7,316	5.84
NYSE Arca	5.50	6,804	4.42
Cboe BZX	4.82	5,968	3.24
Cboe BYX	1.98	2,455	0.93
Cboe EDGX	1.65	2,036	2.25
NYSE	1.51	1,874	1.25
Cboe EDGA	1.35	1,667	0.52
Nasdaq BX	1.07	1,318	0.47
MEMX	1.06	1,314	0.85
NYSE American	0.67	827	0.15
Nasdaq PHLX	0.41	502	0.23
MIAX Pearl	0.25	313	0.20
NYSE National	0.18	219	0.29
LTSE	0.02	21	0.12
CHX	0.00	0	0.93
24X National	0.00	0	0.02
Texas Stock Exchange LLC	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.

ROCK Nutrition Facts

0.36 servings per container

Serving size

341.68K

Calories

123.75K

% Day

% Avg

Off Exchange¹ 61K

49.09%

39.18%

Nasdaq GSM 30K

24.54%

39.12%

IEX 7K

5.91%

5.84%

NYSE Arca 7K

5.50%

4.42%

Cboe BZX 6K

4.82%

3.24%

Cboe BYX 2K

1.98%

0.93%

Cboe EDGX 2K

1.65%

2.25%

NYSE 2K

1.51%

1.25%

Cboe EDGA 2K

1.35%

0.52%

Nasdaq BX 1K

1.07%

0.47%

MEMX 1K

1.06%

0.85%

NYSE American 827

0.67%

0.15%

Nasdaq PHLX 502

0.41%

0.23%

MIAX Pearl 313

0.25%

0.20%

NYSE National 219

0.18%

0.29%

LTSE 21

0.02%

0.12%

CHX 0

0.00%

0.93%

24X National 0

0.00%

0.02%

Texas Stock Exchange LLC 0

0.00%

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

chartexchange.com

ROCK Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 60,753, which is 49.09% of today's total volume.
Today's Lit volume is 63,001, which is 50.91%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.18%.
The average Lit volume has been 60.82%.

ROCK Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe BYX

Cboe EDGX

NYSE

Cboe EDGA

Nasdaq BX

MEMX