Athira Pharma, Inc. - Common Stock, $0.0001 Par Value (ATHA) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2020 to Q3 2025

Type / Class
Equity / Common Stock, $0.0001 Par Value
Symbol
ATHA on Nasdaq
Shares outstanding
9,614,000
Price per share
$2.26
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
1,052
Total reported value
$595
% of total 13F portfolios
0%
Share change
-17,501,373
Value change
-$5,287,813
Number of holders
2
Price from insider filings
$2.26
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Athira Pharma, Inc. - Common Stock, $0.0001 Par Value (ATHA) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
ACORN BIOVENTURES, L.P. 6.2% +20% $1,345,504 +$212,929 596,068 +19% Anders Hove 06 Jan 2026
Oliveira Steven Michael 4.1% -20% $69,324 -$788,375 161,218 -92% Oliveira Steven Michael 01 Oct 2025

As of 30 Sep 2025, 2 institutional investors reported holding 1,052 shares of Athira Pharma, Inc. - Common Stock, $0.0001 Par Value (ATHA). This represents 0.01% of the company’s total 9,614,000 outstanding shares.

Institutional Holders of Athira Pharma, Inc. - Common Stock, $0.0001 Par Value (ATHA) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q3 1,052 $595 -$5,287,813 $2.26 2
2025 Q2 17,548,824 $5,295,638 -$4,949 $0.30 50
2025 Q1 17,565,344 $5,002,785 -$111,724 $0.28 52
2024 Q4 17,941,214 $10,513,004 +$1,178,843 $0.59 54
2024 Q3 16,127,283 $7,192,349 -$16,853,433 $0.45 57
2024 Q2 22,193,550 $58,807,500 +$1,293,365 $2.65 65
2024 Q1 21,695,406 $59,443,068 -$97,736 $2.74 73
2023 Q4 21,901,553 $53,218,137 -$1,803,042 $2.43 64
2023 Q3 21,432,485 $43,293,241 -$1,350,548 $2.02 70
2023 Q2 21,887,052 $64,565,221 -$5,342,980 $2.95 75
2023 Q1 23,800,339 $59,499,805 -$1,181,241 $2.50 81
2022 Q4 21,723,717 $68,861,491 +$2,742,172 $3.17 88
2022 Q3 19,427,390 $57,700,388 -$235,989 $2.97 91
2022 Q2 19,112,511 $58,288,232 -$99,335,925 $3.05 84
2022 Q1 25,755,755 $347,589,678 -$1,417,397 $13.50 98
2021 Q4 26,187,732 $341,201,519 +$17,586,336 $13.03 95
2021 Q3 24,890,216 $233,607,844 +$136,252 $9.38 91
2021 Q2 24,736,986 $253,318,555 -$61,368,215 $10.24 86
2021 Q1 26,338,868 $484,403,324 +$83,801,125 $18.40 68
2020 Q4 21,510,354 $733,206,641 +$28,950,630 $34.25 69
2020 Q3 21,658,200 $395,426,446 +$395,426,626 $18.46 54