Subject: File No. SR-CboeBZX-2019-004
From: Avinash Shenoy

Mar. 06, 2019

Dear Sir/Madam, 

Re: File No. SR-CboeBZX-2019-004 

For the reasons set out in my answers to File No. SR-CboeBZX-2018-040 which I sent on 09/29/2018 and is available here:, especially regarding Manipulation in the Bitcoin and Futures Marketplaces, I would kindly like to request that you decline this ETP proposal for the time being. 

Industry factors have not changed a great deal since my response to the original file, and although I could have created a new one specifically for this file it would have mostly been a duplication of effort. 

Finally, I have to agree with Sam Ahn's assertions made for both this and prior comments ( 

Avinash Shenoy