Jane Street cuts Bitcoin ETF holdings, boosts Ether ETFs and crypto stocks in Q1 2026.

In Q1 2026, Jane Street significantly reduced its holdings in Bitcoin ETFs linked to BlackRock and Fidelity, cutting BlackRock's iShares Bitcoin Trust by 71% and Fidelity's Bitcoin fund by 60%. Meanwhile, the firm nearly doubled its exposure to Ether ETFs from BlackRock and Fidelity, adding about $82 million. Jane Street also trimmed stakes in Bitcoin mining firms but increased investments in crypto equities like Riot Platforms, Coinbase, and Galaxy Digital. These moves reflect a strategic shift from Bitcoin to Ether and selected crypto stocks amid volatile markets and regulatory scrutiny.