SCHEDULE 13G/A

BITFARMS LTD

Common Shares · CUSIP: 09173B107

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• JANE STREET GROUP, LLC

  Shares: 33,552,042.00 · Class: 5.6%

• Jane Street Capital, LLC

  Shares: 9,143,996.00 · Class: 1.5%

• Jane Street Options, LLC

  Shares: 8,756,685.00 · Class: 1.5%

• Jane Street Global Trading, LLC

  Shares: 15,651,361.00 · Class: 2.6%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.