Cboe Global Markets

Silexx

[CBO_Silexx_vert_cmyk]

Cboe Silexx Enhancements – February 1, 2021

Reference ID: C2021020102
Overview
Cboe Silexx is excited to announce the following enhancements:

* Firm administrators can reactivate previously deleted accounts.
* Order Tickets:
* Contra party quantity mirrors Agency quantity if only 1 contra exists (Multi-Order and FLEX tickets);
* Focus defaults to net qty field upon leg addition (Multi-Order ticket);
* Position = N (none) available. Exchange validates supported ranges: MM and A MM.
* Call and put volume columns (cVOL and pVOL) in Option Chain appear blank if no volume.
* Fill price appears as .00 for securities that trade at a 0 price.
* User defined Buy/Sell colors apply to fill notifications.
* Drop down selection process is more accommodating.
* Users of same trade desk can manage orders routed to other Cboe Silexx users.

Please contact Cboe Floor Support for Cboe Silexx training and contact Cboe Silexx Support for technical questions.

We appreciate your business. Our trading community inspires and drives our mission of defining markets.

Cboe Floor Support
312.786.8580

Cboe Silexx Support
941.870.9531
[email protected]

Cboe Silexx Sales
312.786.7913
[email protected]

[CBO_Silexx_vert_cmyk]

Cboe Silexx Enhancements – February 1, 2021

Reference ID: CXXXXXXXXXX
Overview
Cboe Silexx is excited to announce the following enhancements:

* Firm administrators can reactivate previously deleted accounts.
* Order Tickets:
* Contra party quantity mirrors Agency quantity if only 1 contra exists (Multi-Order and FLEX tickets);
* Focus defaults to net qty field upon leg addition (Multi-Order ticket);
* Position = N (none) available. Exchange validates supported ranges: MM and A MM.
* Call and put volume columns (cVOL and pVOL) in Option Chain appear blank if no volume.
* Fill price appears as .00 for securities that trade at a 0 price.
* User defined Buy/Sell colors apply to fill notifications.
* Drop down selection process is more accommodating.
* Users of same trade desk can manage orders routed to other Cboe Silexx users.

Please contact Cboe Floor Support for Cboe Silexx training and contact Cboe Silexx Support for technical questions.

We appreciate your business. Our trading community inspires and drives our mission of defining markets.

Cboe Floor Support
312.786.8580

Cboe Silexx Support
941.870.9531
[email protected]

Cboe Silexx Sales
312.786.7913
[email protected]

The previously reported issue with intermittent delays in NBBO option market data has been resolved.

Cboe Silexx Support
941.870.9531
[email protected]

We have received one report of intermittent delays in NBBO option market data. This has been confirmed and is currently under investigation. We will provide an update upon resolution.

Cboe Silexx Support
941.870.9531
[email protected]

[cid:[email protected]]

[CBO_Silexx_vert_cmyk]

Cboe Silexx Fee Schedule effective January 4, 2021

Reference ID: C2021010400
Overview
Effective Monday, January 4, 2021, Cboe Silexx will introduce the following fees, subject to regulatory review.

* Trade Drop Copy from Cboe Silexx
* Received by Cboe Options Exchange (C1) Trading Permit Holder (TPH):
* $425 per month payable by C1 TPH customer receiving drop copies.
* Received by non-C1 TPH:
* $0.02 per contract payable by C1 TPH broker sending to non-C1 TPH.
* $400 per month cap.

* FIX order routing into Cboe Silexx: $500 per receiving C1 TPH payable by C1 TPH customer.

* Cboe Silexx Routing Network: $500 per month payable by trading firm accessing the Cboe Silexx Routing Network to/from a non-Cboe Silexx workstation.

We appreciate your business. Our trading community inspires and drives our mission of defining markets.

Cboe Silexx Sales
312.786.7913
[email protected]