Jane Street significantly adjusts crypto holdings in Q1: reducing Bitcoin ETFs and strategies, increasing Ethereum ETFs and Galaxy Digital

BlockBeats News, May 14 — According to the 13F filing submitted on Tuesday, Wall Street active proprietary trading firm Jane Street significantly adjusted its crypto holdings in the first quarter of 2026. The firm sharply reduced its positions in the spot Bitcoin ETFs previously established in Q4 2025 from BlackRock and Fidelity, with BlackRock IBIT holdings down approximately 71% quarter-over-quarter to 5.9 million shares (about $225 million), and Fidelity FBTC holdings down about 60% to 2 million shares (about $115 million). At the same time, its holdings in MicroStrategy (now Strategy) decreased from approximately 968k shares to 210k shares, with value dropping from nearly $146 million to about $27 million. The company also reduced its stakes in Bitcoin mining companies such as IREN and Cipher Mining.

Meanwhile, Jane Street significantly increased its Ethereum ETF exposure, adding approximately $82 million to its combined holdings in BlackRock and Fidelity Ethereum ETFs. The firm also increased its holdings in Riot Platforms (up to 7.4 million shares, worth about $91 million) and Coinbase (up to approximately 888k shares). The largest increase was in Galaxy Digital, with holdings soaring from about 17k shares to approximately 1.5 million shares, and value rising from around $3.8 hundred thousand to about $28 million.

The 13F filing only reflects reportable long positions as of the end of March and does not include complete trading books or derivatives and short positions. As one of the world's largest ETF market makers, Jane Street's quarterly adjustments are closely watched by institutional investors. Additionally, according to Reuters, Jane Street achieved a record-breaking $16.1 billion in trading revenue in Q1 2026.