SCHEDULE 13G/A

Hinge Health Inc

Class A Common Stock, par value $0.00001 per share · CUSIP: 433313103

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: 1,588,611.00 · Class: 4.2%

• Jane Street Capital, LLC

  Shares: 340,726.00 · Class: 0.9%

• Jane Street Options, LLC

  Shares: 21,800.00 · Class: 0.1%

• Jane Street Global Trading, LLC

  Shares: 1,226,085.00 · Class: 3.2%

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