CFE Product Level System Parameters

Below is a reference chart for various CFE product level system parameters that apply within CFE's trading system. Please refer to CFE rules for additional detail regarding the parameters. For more information please visit cfe.cboe.com.

VX VXT XBT VU VXTY VA VAO
Threshold Width 10% N/A 5% 10% 10% 10% 10%
Market Order Protection 10% N/A 10% 10% 10% 10% 10%
Limit Order Protection (CFE setting) 10% N/A 5% 10% 10% 10% 10%
Limit Up 70% N/A 10% increments 70% N/A N/A N/A
Limit Down 30% N/A 10% increments 10% N/A N/A N/A
Minimum Price (simple) 0.05 -0.1 10 0.05 0.01 0.05 0.05
Maximum Price (simple) 99,999.95 0.1 99,990 99,999.95 99,999.99 99,999.95 99,999.95
OCC Origin Code Customer
Firm
Customer
Firm
Customer
Firm
Customer
Firm
Customer
Firm
Customer
Firm
Customer
Firm
Time in Force Day
IOC
FOK
GTC
GTD
Day
IOC
FOK
Day
IOC
FOK
GTC
GTD
Day
IOC
FOK
GTC
GTD
Day
IOC
FOK
GTC
GTD
Day
IOC
FOK
GTC
GTD
Day
IOC
FOK
Matching Algorithm Price-Time Priority Price-Time Priority Price-Time Priority Price-Time Priority Price-Time Priority Price-Time Priority Price-Time Priority
Simple Stop Limit Yes No Yes Yes Yes Yes Yes
Simple Tick Increment 0.05 0.01 10 0.05 0.01 0.05 0.05
Spread Tick Increment
(applies to net spread price and leg prices)
0.01 0.01 0.01 0.01 0.01 0.01 N/A
Block Trade/ECRP Tick Increment
(applies to simple and spread)
0.005 0.005 0.005 0.01 0.01 0.01 N/A
Block Trade Minimum Size (simple) 200 200 50 100 100 50,000 Vega N. N/A
Block Trade Smallest Leg (spread)* 100 100 50 50 50 25,000 Vega N. N/A
Block Trade Smallest Leg (strip)* 100 100 50 50 50 N/A N/A
DPM/LMM Allocation N/A N/A N/A N/A N/A N/A N/A

Last updated 2018-04-25

* CFE rules also provide for a minimum overall Block Trade quantity for a spread or strip.