U.S. Options Market Volume Summary

Notional Value Summary
Volume Summary

Matched Volume	Market^*	Today	5 Day

Cboe (C,W,E,Z)	12,447,089	31.87%	30.52%
NASDAQ (Q,T,X,H,I,J)	11,356,155	29.08%	29.52%
NYSE (A,N)	7,333,482	18.78%	18.99%
MIAX (M,P,D)	5,901,938	15.11%	15.37%
BOX Options	2,017,373	5.17%	5.60%
Total	39,056,022	100%	100%

Data as of 16:40 20/03/2023.
All share and notional values delayed at least 20 minutes.
Volume details prior to 2011 exclude proprietary products and other index option volume.

If using this data in a published report, please cite Cboe Global Markets as the source.

Cboe Exchange Market Statistics for Monday, March 20, 2023

Cboe data is compiled for the convenience of site visitors and is furnished without responsibility for accuracy and is accepted by the site visitor on the condition that transmission or omissions shall not be made the basis for any claim, demand or cause for action. The information and data was obtained from sources believed to be reliable, but accuracy is not guaranteed. Your use of Cboe data is subject to the Terms and Conditions of Cboe Websites.

(All times are Central)

Total

TIME	CALLS	PUTS	TOTAL	P/C RATIO
09:00 AM	506074	341818	847892	0.68
09:30 AM	811696	581449	1393145	0.72
10:00 AM	1131468	767214	1898682	0.68
10:30 AM	1371503	969775	2341278	0.71
11:00 AM	1528649	1104872	2633521	0.72
11:30 AM	1916263	1275440	3191703	0.67
12:00 PM	2060322	1375259	3435581	0.67
12:30 PM	2226583	1488166	3714749	0.67
01:00 PM	2376287	1610521	3986808	0.68
01:30 PM	2534310	1724813	4259123	0.68
02:00 PM	2654738	1867242	4521980	0.70
02:30 PM	2820917	2032564	4853481	0.72
03:00 PM	3038408	2279858	5318266	0.75
03:15 PM	3075796	2336784	5412580	0.76

Index Options

TIME	CALLS	PUTS	TOTAL	P/C RATIO
09:00 AM	199284	148174	347458	0.74
09:30 AM	327834	275616	603450	0.84
10:00 AM	501068	361537	862605	0.72
10:30 AM	579717	469815	1049532	0.81
11:00 AM	636748	541077	1177825	0.85
11:30 AM	902099	624929	1527028	0.69
12:00 PM	963077	670444	1633521	0.70
12:30 PM	1039361	726042	1765403	0.70
01:00 PM	1119547	796089	1915636	0.71
01:30 PM	1203385	855706	2059091	0.71
02:00 PM	1252190	950249	2202439	0.76
02:30 PM	1302260	1062340	2364600	0.82
03:00 PM	1402931	1218604	2621535	0.87
03:15 PM	1435628	1265929	2701557	0.88

Equity Options

TIME	CALLS	PUTS	TOTAL	P/C RATIO
09:00 AM	306790	193644	500434	0.63
09:30 AM	483862	305833	789695	0.63
10:00 AM	630400	405677	1036077	0.64
10:30 AM	791786	499960	1291746	0.63
11:00 AM	891901	563795	1455696	0.63
11:30 AM	1014164	650511	1664675	0.64
12:00 PM	1097245	704815	1802060	0.64
12:30 PM	1187222	762124	1949346	0.64
01:00 PM	1256740	814432	2071172	0.65
01:30 PM	1330925	869107	2200032	0.65
02:00 PM	1402548	916993	2319541	0.65
02:30 PM	1518657	970224	2488881	0.64
03:00 PM	1635477	1061254	2696731	0.65
03:15 PM	1640168	1070855	2711023	0.65