SCHEDULE 13G/A

ATHIRA PHARMA INC

Common Stock · CUSIP: 04746L104

Event date: 2025-10-01

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

• Oliveira Steven Michael

  Shares: 161,218 · Class: 4.088%

• Nemean Asset Management, LLC

  Shares: 151,218 · Class: 3.834%

• South Ocean Capital LLC

  Shares: 10,000 · Class: 0.253%

• South Ocean Capital Management LLC

  Shares: 0 · Class: 0%

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