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CHI
Calamos Convertible Opportunities and Income Fund
stock NASDAQ

At Close

Sep 18, 2026 3:59:19 PM EDT

12.11USD-0.041%(-0.01)147,183

12.05Bid 12.11Ask 0.06Spread

Pre-market

Sep 18, 2026 8:50:30 AM EDT

12.12USD0.000%(0.00)500

After-hours

0.00USD0.000%(0.00)0

OverviewHistoricalExchange VolumeShortsMore

CHI Volume Sep 18, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	73.07	104,635	66.49
Nasdaq GSM	11.93	17,090	19.03
NYSE Arca	4.94	7,068	5.06
Cboe BZX	2.66	3,816	1.72
IEX	2.39	3,427	1.85
NYSE	1.39	1,985	1.11
Nasdaq PHLX	1.14	1,633	0.09
Cboe EDGX	1.07	1,535	2.60
Cboe EDGA	0.33	472	0.12
Cboe BYX	0.28	400	0.37
CHX	0.24	344	0.08
NYSE American	0.16	226	0.13
Nasdaq BX	0.14	200	0.40
MEMX	0.13	179	0.69
NYSE National	0.07	100	0.10
MIAX Pearl	0.05	66	0.09
Texas Stock Exchange LLC	0.01	17	0.05
24X National	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.

CHI Nutrition Facts

1.02 servings per container

Serving size

140.99K

Calories

143.19K

% Day

% Avg

Off Exchange¹ 105K

73.07%

66.49%

Nasdaq GSM 17K

11.93%

19.03%

NYSE Arca 7K

4.94%

5.06%

Cboe BZX 4K

2.66%

1.72%

IEX 3K

2.39%

1.85%

NYSE 2K

1.39%

1.11%

Nasdaq PHLX 2K

1.14%

0.09%

Cboe EDGX 2K

1.07%

2.60%

Cboe EDGA 472

0.33%

0.12%

Cboe BYX 400

0.28%

0.37%

CHX 344

0.24%

0.08%

NYSE American 226

0.16%

0.13%

Nasdaq BX 200

0.14%

0.40%

MEMX 179

0.13%

0.69%

NYSE National 100

0.07%

0.10%

MIAX Pearl 66

0.05%

0.09%

Texas Stock Exchange LLC 17

0.01%

0.05%

24X National 0

0.00%

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

chartexchange.com

CHI Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 104,635, which is 73.07% of today's total volume.
Today's Lit volume is 38,558, which is 26.93%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 66.49%.
The average Lit volume has been 33.51%.

CHI Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe BZX

IEX

NYSE

Nasdaq PHLX

Cboe EDGX

Cboe EDGA

Cboe BYX

CHX