Which superinvestors hold Riot Platforms Inc (767292AB1)?

Per the latest SEC 13F filings, 1 superinvestor hold Riot Platforms Inc (767292AB1): Howard Marks. Combined value held is about $91.8M, with Howard Marks the largest holder.

Riot Platforms Inc

Held by 1 superinvestor (767292AB1). Valuation data coming soon.

Educational data only — not investment advice. 13F positions are self-reported and can lag up to 45 days.

Ticker767292AB1

Holder count1

Total value held$91.8M

Largest holderHoward Marks

Ownership overview

Riot Platforms Inc (767292AB1) is held by 1 of the superinvestors tracked on Compounder, with a combined $91.8M in reported 13F value. The largest position belongs to Howard Marks, where it makes up 1.5% of the portfolio.

Over the latest quarter, 0 of the tracked filers opened a new position in 767292AB1, 0 added to existing ones, 1 trimmed, and 0 sold out entirely.

Holder counts and values reflect the most recent SEC Form 13F filings, through the quarter ended 2026-03-31. Source: SEC EDGAR. A 13F shows only long US-listed positions and can lag the real portfolio by up to 45 days, so this is disclosed long ownership, not a complete picture.

Superinvestors Holding This Security

Investor	Value	Shares	Weight
Howard Marks	$91.8M	79,664,000	1.46%

Howard Marks
Value$91.8MShares79,664,000Weight1.46%

Stock valuation (intrinsic value / DCF) coming soon.

Sources· SEC EDGAR 13F as of 2026-05-15

Howard Marks

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