Company record · BTC · Commodity Contracts Brokers & Dealers

Grayscale Bitcoin Mini Trust ETF

Grayscale Bitcoin Mini Trust ETF's interim chief financial officer on the record is Kathryn Masci, effective July 2, 2026, per the filing record.

The record holds 1 verified CFO change for Grayscale Bitcoin Mini Trust ETF from Form 8-K filings, filed July 2, 2026 and the CFO signature on its 10-K filed February 25, 2026.

The CFO seat

Computed from the records below: a move filed on or after the 10-K replaces the 10-K's signature.

Status	Filled (interim)
Officer	Kathryn Masci
Title as printed	Co-Chief Financial Officers of Grayscale Investments Sponsors, LLC on an interim basis
Basis	Latest move: interim, 8-K filed July 2, 2026

Seat timeline

Every verified record for this seat, newest first, dated as the filing states it.

2026-07-02Interim
Grayscale Bitcoin Mini Trust ETF names Kathryn Masci interim CFO
effective July 2, 2026 · 8-K filed July 2, 2026 · sec.gov, Item 5.02
2026-02-2510-K signature
Edward McGee signed the annual report as Member of the Board of Directors and Chief Financial Officer (Principal Financial and Accounting Officer)*
10-K filed February 25, 2026 · sec.gov
“/s/ Edward McGee Name: Edward McGee Title: Member of the Board of Directors and Chief Financial Officer (Principal Financial and Accounting Officer)*”

Company

Ticker	BTC
SEC CIK	0002015034
Industry (SIC)	Commodity Contracts Brokers & Dealers (6221)
Roster note	No DEF 14A in the recent filings to cross-check. An 8-K with Item 5.02 was filed on 2026-07-02, after this 10-K; any CFO change it reports is tracked on the moves record.

Same industry on the record

Other companies the roster files under SIC “Commodity Contracts Brokers & Dealers”.

Grayscale Avalanche Staking ETFGAVA

CFO not established from filings · checked October 24, 2026

Grayscale Bitcoin Cash Trust (BCH)BCHG

CFO: Kathryn Masci · verified September 3, 2026

Grayscale Bitcoin Trust ETFGBTC