Subject: File No. SR-NYSEArca-2021-90
From: Alexander Groth
Affiliation:

May. 10, 2022

To Whom it May Concern, 

I would like to ask the SEC to approve the conversion of the GBTC security into a spot Bitcoin ETF. This will help with cost efficiencies, oversight, and more accurate valuation of 
this important new asset class. 

Thank you and kind regards, 

Alexander Groth 
California