Jane Street Makes Waves with Bitcoin Mining Stock Investments

Trading giant reveals significant stakes in Hut 8, Bitfarms, and Cipher Mining, sending mining stocks soaring.

Author
Branden Chen
Senior Crypto AnalystOctober 25, 2025
Bitcoin trading chart with upward trend

Jane Street Bets Big on Bitcoin Miners

Wall Street powerhouse Jane Street Capital has disclosed substantial investments in several leading Bitcoin mining companies, causing a ripple effect throughout the crypto market.

Key Takeaways:

  • Significant Investments: Jane Street has acquired significant stakes in Hut 8, Bitfarms, and Cipher Mining.
  • Market Reaction: The news triggered a rally in Bitcoin mining stocks, with Cipher Mining leading the charge.
  • Industry Connection: Jane Street's involvement with crypto extends beyond mining, with previous connections to FTX and investments in Kraken.

What is Bitcoin Mining?

Bitcoin mining is the process of verifying and adding new blocks to the Bitcoin blockchain. Miners use powerful computers to solve complex cryptographic puzzles. In return for their efforts, they receive newly minted Bitcoin as a reward.

Jane Street's Holdings:

According to Schedule 13G filings, Jane Street Capital now holds:

  • 5% stake in Hut 8 (HUT): 5.3 million shares
  • 5.4% stake in Bitfarms (BITF): 29.9 million shares
  • 5% stake in Cipher Mining (CIFR): 19.6 million shares

Market Impact:

The revelation of Jane Street's investments led to significant gains for the affected companies. Cipher Mining (CIFR) experienced a surge of nearly 20%, while Hut 8 (HUT) and Bitfarms (BITF) also saw double-digit increases.

Other mining companies, such as HIVE Digital Technologies and Bitdeer Technologies Group, also benefited from the positive sentiment.

Jane Street and Crypto: A History

Jane Street Capital has a noteworthy history within the crypto world. The firm invested in Kraken's recent funding round, and former employees, Sam Bankman-Fried and Caroline Ellison, founded FTX and Alameda Research after their time at Jane Street.

Investment Considerations

As always, investors should consider their risk tolerance and investment timeline before making allocation decisions. Bitcoin remains a volatile asset despite increasing institutional adoption.

This article is for informational purposes only and should not be considered investment advice. Always consult with a qualified financial advisor.

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