Grayscale Bitcoin Mini Trust ETF (BTC) vs Morgan Stanley Ethereum Trust (MSSE)

How Grayscale Bitcoin Mini Trust ETF (BTC) vs Morgan Stanley Ethereum Trust (MSSE) compare on our ratings, crypto etf specs, funding, pros and cons.

Grayscale Bitcoin Mini Trust ETF (BTC)4.2/5

Morgan Stanley Ethereum Trust (MSSE)3.9/5

Feature	Grayscale Bitcoin Mini Trust ETF (BTC)Visit	Morgan Stanley Ethereum Trust (MSSE)Visit
Ratings
Our score	4.2/5	3.9/5
User rating	No reviews yet	No reviews yet
Fees	4.5	3.0
Size & liquidity	4.5	3.5
Issuer & custody	4.5	5.0
Structure & tracking	4.5	4.0
Extras (staking, options)	2.5	4.5
Specs
Ticker	BTC	MSSE
Issuer	Grayscale	Morgan Stanley Investment Management
Holds	Bitcoin	Ether
Structure	Spot ETF	Grantor trust
Expense ratio	0.15%	Not disclosed
Assets under management	$4.24B (December 2025)	Not disclosed
Listed on	NYSE Arca	NYSE Arca
Launch date	2024-07-31	2026-07-28
Custodian	Anchorage Digital Bank, Coinbase Custody	The Bank of New York Mellon and Coinbase Custody Trust Company, LLC
Stakes its holdings	No	Yes
Market	United States	United States
Company
Founded	2024	2026
Headquarters	United States	United States
Investors	Not disclosed	Not disclosed
Strengths and weaknesses
Pros	Competitive 0.15% annual expense ratio Direct underlying custody through Anchorage Digital Bank and Coinbase Custody Exceeded $4.24B in assets under management by December 2025 Holds spot Bitcoin rather than futures or debt instruments	Custody secured through both BNY Mellon and Coinbase Custody Generates network staking yield that accrues to the trust Trades directly through standard U.S. brokerage and retirement accounts Backed by Morgan Stanley Investment Management with $2T in platform assets
Cons	Standard brokerage accounts cannot withdraw or take delivery of physical Bitcoin Holdings do not generate yield or support staking Restricted to investors with access to United States brokerage platforms Subject to tracking error and secondary market discounts or premiums	Not registered under the Investment Company Act of 1940 Staked ether carries smart contract and validator slashing penalty risks No option for shareholders to redeem or withdraw underlying physical ether Share price may trade at persistent premiums or discounts to net asset value
Best for	US brokerage account holders, Retirement and IRA crypto allocations, Cost-sensitive spot Bitcoin investors	U.S. brokerage account holders, Retirement accounts seeking ether exposure, Investors wanting staking-yield capture without self-custody

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