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GLDD
Great Lakes Dredge & Dock Corporation
stock NASDAQ

At Close

Aug 29, 2025 3:59:37 PM EDT

11.63USD-2.596%(-0.31)279,012

0.00Bid 0.00Ask 0.00Spread

Pre-market

Aug 29, 2025 8:08:30 AM EDT

11.94USD0.000%(0.00)1,440

After-hours

Aug 29, 2025 4:00:30 PM EDT

11.66USD+0.258%(+0.03)3,235

OverviewOptionsHistoricalDark Pool LevelsShortsMore

GLDD Volume Aug 29, 2025

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	42.20	117,745	42.42
Off Exchange¹	36.73	102,480	33.48
NYSE Arca	4.50	12,569	5.47
IEX	4.39	12,257	4.51
Cboe EDGX	3.91	10,896	3.30
Cboe BZX	3.33	9,299	3.73
NYSE	2.25	6,273	3.15
MEMX	0.77	2,151	1.24
Cboe BYX	0.65	1,800	0.96
Nasdaq BX	0.39	1,094	0.48
NYSE National	0.33	931	0.38
Cboe EDGA	0.22	621	0.39
NYSE American	0.15	410	0.10
MIAX Pearl	0.10	285	0.24
Nasdaq PHLX	0.07	201	0.13
LTSE	0.00	0	0.01
CHX	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.

GLDD Nutrition Facts

0.69 servings per container

Serving size

403.31K

Calories

279.01K

% Day

% Avg

Nasdaq GSM 118K

42.20%

42.42%

Off Exchange¹ 102K

36.73%

33.48%

NYSE Arca 13K

4.50%

5.47%

IEX 12K

4.39%

4.51%

Cboe EDGX 11K

3.91%

3.30%

Cboe BZX 9K

3.33%

3.73%

NYSE 6K

2.25%

3.15%

MEMX 2K

0.77%

1.24%

Cboe BYX 2K

0.65%

0.96%

Nasdaq BX 1K

0.39%

0.48%

NYSE National 931

0.33%

0.38%

Cboe EDGA 621

0.22%

0.39%

NYSE American 410

0.15%

0.10%

MIAX Pearl 285

0.10%

0.24%

Nasdaq PHLX 201

0.07%

0.13%

LTSE 0

0.00%

0.01%

CHX 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

GLDD Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 102,480, which is 36.73% of today's total volume.
Today's Lit volume is 176,532, which is 63.27%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 33.48%.
The average Lit volume has been 66.52%.

GLDD Volume by Exchange

Nasdaq GSM

Off Exchange

NYSE Arca

IEX

Cboe EDGX

Cboe BZX

NYSE

MEMX

Cboe BYX

Nasdaq BX

NYSE National