Fund issuers have been submitting amendments to their spot bitcoin ETF applications for weeks, revealing key details to the US Securities and Exchange Commission and the investing public.  

The latest flurry of updates was on Dec. 29, and a Grayscale Investments amendment came through on Tuesday — just days ahead of a potential SEC decision. 

More amendments are expected in the coming days, but here’s what the documents are telling us — and not telling us — so far.

Some authorized participants revealed

Asset management goliath BlackRock listed Jane Street and JPMorgan Securities as its authorized participants in a Dec. 29 filing. Fidelity tapped the same entities for that…

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