SCHEDULE 13G/A

Nkarta Inc

Common Stock, par value $0.0001 per share (the "Shares") · CUSIP: 65487U108

Event date: 2025-09-30

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

• Citadel Advisors LLC

  Shares: 2,444,273.00 · Class: 3.4%

• Citadel Advisors Holdings LP

  Shares: 2,444,273.00 · Class: 3.4%

• Citadel GP LLC

  Shares: 2,444,273.00 · Class: 3.4%

• Citadel Securities LLC

  Shares: 456,085.00 · Class: 0.6%

• Citadel Securities Group LP

  Shares: 456,085.00 · Class: 0.6%

• Citadel Securities GP LLC

  Shares: 456,085.00 · Class: 0.6%

• Kenneth Griffin

  Shares: 2,900,358.00 · Class: 4.1%

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