Dark

ORN
Orion Group Holdings, Inc
stock NYSE

At Close

Dec 15, 2025 3:59:53 PM EST

10.89USD+0.461%(+0.05)184,335

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-10.84)0

After-hours

Dec 15, 2025 4:00:30 PM EST

10.91USD+0.184%(+0.02)1,455

OverviewOptionsHistoricalExchange VolumeShortsMore

ORN Volume Dec 15, 2025

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Exchange	Day%	Volume	30D%
Off Exchange¹	41.94	77,314	39.11
NYSE	33.72	62,161	32.11
Nasdaq GSM	7.58	13,969	10.55
IEX	6.04	11,136	5.79
NYSE Arca	4.30	7,923	3.82
Cboe EDGX	2.35	4,337	3.43
Cboe BZX	1.43	2,633	2.43
MEMX	1.07	1,974	0.96
Nasdaq BX	0.60	1,113	0.37
Cboe BYX	0.49	904	0.48
MIAX Pearl	0.13	241	0.17
Cboe EDGA	0.11	210	0.38
Nasdaq PHLX	0.10	186	0.08
NYSE American	0.07	122	0.10
NYSE National	0.06	112	0.18
CHX	0.00	0	0.03

chartexchange.com

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

ORN Nutrition Facts

0.65 servings per container

Serving size

282.28K

Calories

184.34K

% Day

% Avg

Off Exchange¹ 77K

41.94%

39.11%

NYSE 62K

33.72%

32.11%

Nasdaq GSM 14K

7.58%

10.55%

IEX 11K

6.04%

5.79%

NYSE Arca 8K

4.30%

3.82%

Cboe EDGX 4K

2.35%

3.43%

Cboe BZX 3K

1.43%

2.43%

MEMX 2K

1.07%

0.96%

Nasdaq BX 1K

0.60%

0.37%

Cboe BYX 904

0.49%

0.48%

MIAX Pearl 241

0.13%

0.17%

Cboe EDGA 210

0.11%

0.38%

Nasdaq PHLX 186

0.10%

0.08%

NYSE American 122

0.07%

0.10%

NYSE National 112

0.06%

0.18%

CHX 0

0.00%

0.03%

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 77,314, which is 41.94% of today's total volume.
Today's Lit volume is 107,021, which is 58.06%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.11%.
The average Lit volume has been 60.89%.

ORN Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

NYSE Arca

Cboe EDGX

Cboe BZX

MEMX

Nasdaq BX

Cboe BYX

MIAX Pearl