NYMEX CBOT CME CME Group
Trading Hours & Symbols

Agricultural-Current Hours
Interest Rate
Dow
Metals
Month Codes
Open Auction 1/4 Hour Time Brackets

* All times shown are Central Time

Agricultural

Product

 
Futures
Symbol
Futures
Hours
Options
Symbol
Options
Hours
Clearing Code
Corn Open Auction
C
9:30am - 1:15pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
CY / PY
9:30am - 1:15pm
C
  Electronic
ZC
6:00pm - 6:00am and 9:30am - 1:15pm Sun - Fri
OZCC / OZCP
9:30am - 1:15pm Mon - Fri
C
mini-sized Corn Open Auction
YC
9:30am - 1:45pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
n/a
n/a
YC
  Electronic
XC
6:00pm - 6:00am and 9:30am - 1:45pm Sun - Fri
n/a
n/a
YC
Soybeans Open Auction
S
9:30am - 1:15pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
CZ / PZ
9:30am - 1:15pm
S
  Electronic
ZS
6:00pm - 6:00am and 9:30am - 1:15pm Sun - Fri
OZSC / OZSP
9:30am - 1:15pm Mon - Fri
S
mini-sized Soybeans Open Auction
YK
9:30am - 1:45pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
n/a
n/a
YK
  Electronic
XK
6:00pm - 6:00am and 9:30am - 1:45pm Sun - Fri
n/a
n/a
YK
Soybean Oil Open Auction
BO
9:30am - 1:15pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
OY / OZ
9:30am - 1:15pm
07
  Electronic
ZL
6:00pm - 6:00am and 9:30am - 1:15pm Sun - Fri
OZLC / OZLP
9:30am - 1:15pm Mon - Fri
07
Soybean Meal Open Auction
SM
9:30am - 1:15pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
MY / MZ
9:30am - 1:15pm
06
  Electronic
ZM
6:00pm - 6:00am and 9:30am - 1:15pm Sun - Fri
OZMC / OZMP
9:30am - 1:15pm Mon - Fri
06
Soybean Crush Open Auction
BCX
n/a
BC / BP
9:30am - 1:15pm
n/a
  Electronic
n/a
n/a
n/a
n/a
South American Soybeans Open Auction
BS
9:00am - 1:15pm
n/a
n/a
30
  Electronic
ZK
6:00 p.m. to 6:00 a.m. and 9:00 a.m. to 1:15 p.m.
n/a
n/a
30
Wheat Open Auction
W
9:30am - 1:15pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
WY / WZ
9:30am - 1:15pm
W
  Electronic
ZW
6:00pm - 6:00am and 9:30am - 1:15pm Sun - Fri
OZWC / OZWP
9:30am - 1:15pm Mon - Fri
W
mini-sized Wheat Open Auction
YW
9:30am - 1:45pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
n/a
n/a
YW
  Electronic
XW
6:00pm - 6:00am and 9:30am - 1:45pm Sun - Fri
n/a
n/a
YW
Ethanol Open Auction
n/a
n/a
n/a
n/a
  Electronic
ZE
6:00 pm - 6:00 am and 9:30 am - 1:15 pm
OZEC / OZEP
6:00 pm - 1:15 pm
EH
Ethanol Forward Month Swap Open Auction
n/a
n/a
n/a
n/a
n/a
  Electronic
n/a
n/a
n/a
n/a
  Cleared Only
FZE
6:36pm - 4:00pm*
COS / POS
6:36pm - 4:00pm*
71
Ethanol Gulf Coast Basis Swap Open Auction
n/a
n/a
n/a
n/a
n/a
  Electronic
n/a
n/a
n/a
n/a
  Cleared Only
GCB
6:36pm - 4:00pm*
n/a
n/a
Ethanol Los Angeles Basis Swap Open Auction
n/a
n/a
n/a
n/a
n/a
  Electronic
n/a
n/a
n/a
n/a
  Cleared Only
LAB
6:36pm - 4:00pm*
n/a
n/a
Ethanol NY Harbor Basis Swap Open Auction
n/a
n/a
n/a
n/a
n/a
  Electronic
n/a
n/a
n/a
n/a
  Cleared Only
NYB
6:36pm - 4:00pm*
n/a
n/a
Cash Settled Ethanol Open Auction
n/a
n/a
n/a
n/a
n/a
  Electronic
n/a
n/a
n/a
n/a
  Cleared Only
n/a
n/a
CEC / CEP
6:36pm - 3:00pm*
76
Oats Open Auction
O
9:30am - 1:15pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
OO / OV
9:30am - 1:15pm
O
  Electronic
ZO
6:00pm - 6:00am and 9:30am - 1:15pm Sun - Fri
OZOC / OZOP
9:30am - 1:15pm Mon - Fri
O
Rough Rice Open Auction
RR
9:30am - 1:15pm Mon - Fri, Trading in expiring contracts closes at noon on the last trading day.
RRC / RRP
9:30am - 1:15pm
14
  Electronic
ZR
6:00pm - 6:00am and 9:30am - 1:15pm Sun - Fri
OZRC / OZRP
9:30am - 1:15pm Mon - Fri
14
* The range of hours for CO (Cleared Only) products correspond to Clearing Hours.

Interest Rate

Product

 
Futures
Symbol
Futures
Hours
Options
Symbol
Options
Hours
Clearing Code
30 Year U.S. Treasury Bonds Open Auction
US
7:20am - 2:00pm
CG / PG
7:20am - 2:00pm
17
  Electronic
ZB
5:30pm - 4:00pm
OZBC / OZBP
5:30pm - 4:00pm
17
10 Year U.S. Treasury Notes Open Auction
TY
7:20am - 2:00pm
TC / TP
7:20am - 2:00pm
21
  Electronic
ZN
5:30pm - 4:00pm
OZNC / OZNP
5:30pm - 4:00pm
21
5 Year U.S. Treasury Notes Open Auction
FV
7:20am - 2:00pm
FL / FP
7:20am - 2:00pm
25
  Electronic
ZF
5:30pm - 4:00pm
OZFC / OZFP
5:30pm - 4:00pm
25
2 Year U.S. Treasury Notes Open Auction
TU
7:20am - 2:00pm
TUC / TUP
7:20am - 2:00pm
26
  Electronic
ZT
5:30pm - 4:00pm
OZTC / OZTP
5:30pm - 4:00pm
26
CDR Liquid 50TM North America Investment Grade Index Open Auction
n/a
n/a
n/a
n/a
  Electronic
CX
5:30pm - 4:00pm
n/a
n/a
50
30 Year Interest Rate Swap Open Auction
NZ
7:20am - 2:00pm
n/a
n/a
I3(eye 3)
  Electronic
I3
5:30pm - 4:00pm
n/a
n/a
I3(eye 3)
10 Year Interest Rate Swap Open Auction
NI
7:20am - 2:00pm
NIC / NIP
7:20am - 2:00pm
66
  Electronic
SR
5:30pm - 4:00pm
OSRC / OSRP
5:30pm - 4:00pm
66
5 Year Interest Rate Swap Open Auction
NG
7:20am - 2:00pm
NGC / NGP
7:20am - 2:00pm
NG
  Electronic
SA
5:30pm - 4:00pm
OSAC / OSAP
5:30pm - 4:00pm
NG
mini-sized Eurodollar Open Auction
n/a
n/a
n/a
n/a
  Electronic
YE
6:00pm - 4:00pm
n/a
n/a
YE
30 Day Federal Funds Open Auction
FF
7:20am - 2:00pm
FFC / FFP
7:20am - 2:00pm
41
  Electronic
ZQ
5:30pm - 4:00pm
OZQC / OZQP
5:30pm - 4:00pm
41
Fed Binary Open Auction
n/a
n/a
n/a
n/a
  Electronic
n/a
n/a
BUSC / BUSP
5:30pm - 4:00pm
08

Dow

Product

 
Futures
Symbol
Futures
Hours
Options
Symbol
Options
Hours
Clearing Code
mini-sized Dow ($5) Open Auction
n/a
n/a
n/a
n/a
  Electronic
YM
M-TH
3:30 pm - 4:30 pm
and 5:00 pm - 3:15 pm next day
SUN
5:00 pm - 3:15 pm next day
OYMC / OYMP
M-TH
3:30 pm - 4:30 pm and 5:00 pm - 3:15 pm next day
SUN
5:00 pm - 3:15 pm
next day
YM
DJIA Futures ($10) Open Auction
DJ
8:30am-3:15pm
DJC / DJP
8:30am-3:15pm
11
  Electronic
ZD
M-TH
3:30 pm - 4:30 pm and 5:00 pm - 8:15 am next day
SUN
5:00 pm - 8:15 am next day
OZDC / OZDP
M-TH
3:30 pm - 4:30 pm and 5:00 pm - 8:15 am next day
SUN
5:00 pm - 8:15 am next day
11
BIG Dow DJIA $25 Open Auction
n/a
n/a
n/a
n/a
  Electronic
DD
M-TH
3:30 pm - 4:30 pm and 5:00 pm - 3:15 pm next day
SUN
5:00 pm - 3:15 pm next day
n/a
n/a
DO
Dow Jones US Real Estate Index Open Auction
n/a
n/a
n/a
n/a
  Electronic
RE
M-TH
3:30 pm - 4:30 pm and 5:00 pm - 3:15 pm next day
SUN
5:00 pm - 3:15 pm next day
n/a
n/a
JR
Dow Jones-AIG Commodity IndexSM Excess Return Open Auction
n/a
n/a
n/a
n/a
  Electronic
ER
8:15 am - 1:30 pm
n/a
n/a
70

Metals

Product

 
Futures
Symbol
Futures
Hours
Options
Symbol
Options
Hours
Clearing Code

*Pre-open Hours

Pre-open is the time in which orders can be entered, deleted and amended on electronic trading system, but trade matching does not take place. Pre-opening rotation runs 5:30 p.m. to 6:35 p.m. for agricultural products with a special pre-open for agricultural futures only from 2:30 p.m. - 3:55 p.m., 5:30 p.m. - 6:05 p.m. for financial products and 5:30 p.m. - 6:17 p.m. for equity products.

Month Codes

Month Code
January F
February G
March H
April J
May K
June M
July N
August Q
September U
October V
November X
December Z

Open Auction 1/4 Hour Brackets Definitions

Bracket
Character
1/4 Interval
A 7:00 AM - 7:14:59 AM
B 7:15 AM - 7:29:59 AM
C 7:30 AM - 7:44:59 AM
D 7:45 AM - 7:59:59 AM
E 8:00 AM - 8:14:59 AM
F 8:15 AM - 8:29:59 AM
G 8:30 AM - 8:44:59 AM
H 8:45 AM - 8:59:59 AM
I 9:00 AM - 9:14:59 AM
J 9:15 AM - 9:29:59 AM
K 9:30 AM - 9:44:59 AM
L 9:45 AM - 9:59:59 AM
M 10:00 AM - 10:14:59 AM
N 10:15 AM - 10:29:59 AM
O 10:30 AM - 10:44:59 AM
P 10:45 AM - 10:59:59 AM
Q 11:00 AM - 11:14:59 AM
R 11:15 AM - 11:29:59 AM
S 11:30 AM - 11:44:59 AM
T 11:45 AM - 11:59 AM
V 12:00 PM - 12:14:59 PM
W 12:15 PM - 12:29:59 PM
X 12:30 PM - 12:44:59 PM
Y 12:45 PM - 12:59:59 PM
Z 1:00 PM - 1:14:59 PM
2 1:15 PM - 1:29:59 PM
3 1:30 PM - 1:44:59 PM
4 1:45 PM - 1:59:59 PM
5 2:00 PM - 2:14:59 PM
6 2:15 PM - 2:29:59 PM
7 2:30 PM - 2:44:59 PM
8 2 :45 PM - 2:59:59 PM
9 3:00 PM - 3:14:59 PM
N/A 3:15 PM - 3:29:59 PM

 
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