Dark

CIEN
Ciena Corporation
stock NYSE

At Close

Jan 9, 2026 3:59:52 PM EST

230.77USD+2.469%(+5.56)2,692,005

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jan 9, 2026 9:28:30 AM EST

219.15USD-2.691%(-6.06)43,163

After-hours

Jan 9, 2026 4:54:30 PM EST

230.25USD-0.225%(-0.52)1,823

OverviewOptionsHistoricalExchange VolumeShortsMore

CIEN Volume Jan 9, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	41.52	1,117,654	45.19
NYSE	20.93	563,354	22.01
Nasdaq GSM	11.06	297,613	11.27
IEX	6.82	183,488	5.21
NYSE Arca	5.56	149,727	4.46
Cboe EDGX	4.52	121,773	2.88
Cboe BZX	4.42	118,922	4.21
Cboe BYX	1.28	34,467	0.85
MEMX	1.18	31,684	1.27
Nasdaq BX	0.83	22,236	0.76
Cboe EDGA	0.62	16,785	0.48
NYSE National	0.38	10,335	0.48
Nasdaq PHLX	0.37	10,029	0.24
MIAX Pearl	0.33	8,832	0.30
NYSE American	0.12	3,320	0.10
CHX	0.07	1,786	0.30
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.

CIEN Nutrition Facts

0.95 servings per container

Serving size

2.84M

Calories

2.69M

% Day

% Avg

Off Exchange¹ 1M

41.52%

45.19%

NYSE 563K

20.93%

22.01%

Nasdaq GSM 298K

11.06%

11.27%

IEX 183K

6.82%

5.21%

NYSE Arca 150K

5.56%

4.46%

Cboe EDGX 122K

4.52%

2.88%

Cboe BZX 119K

4.42%

4.21%

Cboe BYX 34K

1.28%

0.85%

MEMX 32K

1.18%

1.27%

Nasdaq BX 22K

0.83%

0.76%

Cboe EDGA 17K

0.62%

0.48%

NYSE National 10K

0.38%

0.48%

Nasdaq PHLX 10K

0.37%

0.24%

MIAX Pearl 9K

0.33%

0.30%

NYSE American 3K

0.12%

0.10%

CHX 2K

0.07%

0.30%

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

CIEN Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,117,654, which is 41.52% of today's total volume.
Today's Lit volume is 1,574,351, which is 58.48%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.19%.
The average Lit volume has been 54.81%.

CIEN Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

NYSE Arca

Cboe EDGX

Cboe BZX

Cboe BYX

MEMX

Nasdaq BX

Cboe EDGA