ACORN BIOVENTURES, L.P. - 06 Jan 2026 SCHEDULE 13G/A Report for Athira Pharma, Inc. Common Stock, $0.0001 Par Value (ATHA)

Filing Manager
ACORN BIOVENTURES, L.P.
Reporting Manager
Anders Hove
Security
Athira Pharma, Inc. Common Stock, $0.0001 Par Value
Symbol
ATHA
Shares outstanding
9,614,000 shares
Disclosed Ownership
596,068 shares
Ownership
6.2%
Form type
SCHEDULE 13G/A
Filing time
08 Jan 2026, 17:29:25 UTC
Date of event
06 Jan 2026
Previous filing
23 Dec 2025
SEC
View on sec.gov

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Quoteable Key Fact

"ACORN BIOVENTURES, L.P. disclosed 6.2% ownership in Athira Pharma, Inc. Common Stock, $0.0001 Par Value (ATHA) on 06 Jan 2026."

Quick Takeaways

  • ACORN BIOVENTURES, L.P. filed SCHEDULE 13G/A for Athira Pharma, Inc. Common Stock, $0.0001 Par Value (ATHA).
  • Disclosed ownership: 6.2%.
  • Date of event: 06 Jan 2026.

What Changed

  • Previous schedule filing date: 23 Dec 2025.
  • Current filing was accepted on 08 Jan 2026, 17:29.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Official SEC Source

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (5)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
ACORN BIOVENTURES, L.P. 2.6% 250,348 0 250,348 Anders Hove Manager of General Partner
ACORN CAPITAL ADVISORS GP, LLC 2.6% 250,348 0 250,348 Anders Hove Manager
ACORN BIOVENTURES 2, L.P. 3.6% 345,720 0 345,720 Anders Hove Manager of General Partner
Acorn Capital Advisors GP 2, LLC 3.6% 345,720 0 345,720 Anders Hove Manager
Anders Hove 6.2% 596,068 0 596,068 Anders Hove Individually

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