Dark

ORN
Orion Group Holdings, Inc
stock NYSE

Market Open

Oct 16, 2025 1:06:21 PM EDT

8.88USD-1.003%(-0.09)140,201

8.86Bid 8.90Ask 0.04Spread

Pre-market

Oct 14, 2025 9:00:30 AM EDT

8.29USD-4.051%(-0.35)0

After-hours

0.00USD0.000%(0.00)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

ORN Volume Oct 16, 2025 12:44:55 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	42.70	55,624	37.40
NYSE	18.68	24,329	24.70
Nasdaq GSM	15.27	19,889	12.95
IEX	8.38	10,915	3.57
NYSE Arca	5.98	7,784	9.53
Cboe EDGX	2.76	3,598	3.99
Cboe BZX	2.53	3,293	3.10
Cboe BYX	2.18	2,845	1.04
Cboe EDGA	0.51	664	0.55
MEMX	0.48	626	1.50
Nasdaq BX	0.16	211	0.48
Nasdaq PHLX	0.15	193	0.15
NYSE American	0.12	159	0.10
NYSE National	0.07	89	0.29
CHX	0.02	25	0.03
MIAX Pearl	0.01	16	0.62
LTSE	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.

ORN Nutrition Facts

0.34 servings per container

Serving size

380.86K

Calories

130.26K

% Day

% Avg

Off Exchange¹ 56K

42.70%

37.40%

NYSE 24K

18.68%

24.70%

Nasdaq GSM 20K

15.27%

12.95%

IEX 11K

8.38%

3.57%

NYSE Arca 8K

5.98%

9.53%

Cboe EDGX 4K

2.76%

3.99%

Cboe BZX 3K

2.53%

3.10%

Cboe BYX 3K

2.18%

1.04%

Cboe EDGA 664

0.51%

0.55%

MEMX 626

0.48%

1.50%

Nasdaq BX 211

0.16%

0.48%

Nasdaq PHLX 193

0.15%

NYSE American 159

0.12%

0.10%

NYSE National 89

0.07%

0.29%

CHX 25

0.02%

0.03%

MIAX Pearl 16

0.01%

0.62%

LTSE 0

0.00%

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

chartexchange.com

ORN Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 55,624, which is 42.70% of today's total volume.
Today's Lit volume is 74,636, which is 57.30%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 37.40%.
The average Lit volume has been 62.60%.

ORN Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

NYSE Arca

Cboe EDGX

Cboe BZX

Cboe BYX

Cboe EDGA

MEMX

Nasdaq BX