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Athira Pharma (ATHA) Institutional Ownership

Athira Pharma logo
$9.55 +0.73 (+8.28%)
As of 05/4/2026
Compare

Institutional Ownership Changes (13F Filings) for Athira Pharma (NASDAQ:ATHA)

Current
Institutional Ownership
Percentage
57.12%
Number of
Institutional Buyers
(last 12 months)
10
Total
Institutional Inflows
(last 12 months)
$24.48M
Number of
Institutional Sellers
(last 12 months)
9
Total
Institutional Outflows
(last 12 months)
$26.64M
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Skip Chart & View Institutional Buying and Selling Data

ATHA Institutional Buying and Selling by Quarter

Athira Pharma Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/26/2026Seven Fleet Capital Management LP127,951$969K0.7%N/A3.244%
2/18/2026Perceptive Advisors LLC1,859,322$14.08M0.3%+244.1%47.143%
2/18/2026Millennium Management LLC324,445$2.46M0.0%N/A8.226%
2/18/2026Commodore Capital LP464,398$3.52M0.2%N/A11.775%
2/17/2026ADAR1 Capital Management LLC393,701$2.89M0.2%N/A9.982%
2/16/2026Spruce Street Capital LP393,701$2.98M1.0%N/A9.982%
2/12/2026Jane Street Group LLC13,186$100K0.0%N/A0.334%
2/12/2026Renaissance Technologies LLC75,147$569K0.0%+44.7%1.905%
11/17/2025Susquehanna International Group LLP20,986$87K0.0%-73.9%0.533%
11/17/2025Laird Norton Wetherby Trust Company LLC10,088$42K0.0%-92.1%0.256%
11/17/2025Focus Partners Wealth8,415$35K0.0%N/A0.214%
11/17/2025Citadel Advisors LLC33,987$141K0.0%-85.5%0.863%
11/17/2025Bank of America Corp DE32,614$135K0.0%-92.2%0.828%
11/12/2025Propel Bio Management LLC149,279$618K0.6%-90.0%3.789%
11/10/2025BML Capital Management LLC323,066$1.34M1.0%-90.0%8.191%
10/20/2025 Simplify Asset Management Inc.149,279$618K0.0%-90.0%3.789%
8/14/2025Qube Research & Technologies Ltd192,684$58K0.0%-12.8%0.489%
8/11/2025BML Capital Management LLC3,230,667$976K0.7%+0.9%8.275%
5/12/2025Bristlecone Advisors LLC252,200$72K0.0%-25.3%0.646%
5/7/2025BML Capital Management LLC3,200,667$912K0.7%+15.3%8.198%
2/17/2025Two Sigma Advisers LP253,300$149K0.0%-25.0%0.655%
2/13/2025Renaissance Technologies LLC207,300$122K0.0%-54.2%0.536%
2/7/2025BML Capital Management LLC2,775,885$1.63M1.0%N/A7.178%
11/5/2024GSA Capital Partners LLP397,111$177K0.0%+909.8%1.033%
10/24/2024Bristlecone Advisors LLC337,506$151K0.0%+295.6%0.881%
8/16/2024Invst LLC27,000$68K0.0%N/A0.070%
8/16/2024Forefront Analytics LLC46,595$123K0.1%+126.0%0.122%
8/12/2024XTX Topco Ltd22,695$60K0.0%N/A0.059%
8/9/2024Renaissance Technologies LLC271,488$719K0.0%+3.5%0.708%
8/9/2024Dimensional Fund Advisors LP550,353$1.46M0.0%+25.5%1.436%
8/8/2024American Century Companies Inc.38,940$103K0.0%+9.4%0.102%
8/6/2024Acadian Asset Management LLC318,090$842K0.0%-42.2%0.830%
7/31/2024Rothschild Investment LLC12,900$34K0.0%N/A0.034%
5/16/2024Jacobs Levy Equity Management Inc.497,475$1.36M0.0%+84.1%1.298%
5/10/2024Acadian Asset Management LLC549,938$1.51M0.0%+281.5%1.435%
5/10/2024Vanguard Group Inc.1,634,433$4.48M0.0%-3.8%4.264%
5/3/2024GSA Capital Partners LLP176,230$483K0.0%-41.4%0.460%
4/23/2024BML Capital Management LLC900,000$2.47M1.6%-38.1%2.348%
4/18/2024Mirador Capital Partners LP20,660$57K0.0%N/A0.054%
2/26/2024Perceptive Advisors LLC5,402,964$13.13M0.3%+12.6%14.096%
2/15/2024Forefront Analytics LLC29,765$72K0.0%+43.0%0.078%
2/6/2024Private Advisor Group LLC12,975$32K0.0%N/A0.034%
1/30/2024BML Capital Management LLC1,454,362$3.53M2.7%-14.7%3.821%
1/29/2024Clarius Group LLC53,551$130K0.0%+35.8%0.141%
11/15/2023Laird Norton Trust Company LLC178,709$361K0.0%+21.3%0.470%
11/14/2023Nan Fung Group Holdings Ltd180,000$364K0.3%+1,429.4%0.473%
11/13/2023Acadian Asset Management LLC139,542$281K0.0%-43.0%0.367%
11/7/2023Barclays PLC435,841$880K0.0%+99.1%1.145%
10/27/2023Marquette Asset Management LLC30,783$62K0.0%N/A0.081%
10/27/2023Acuitas Investments LLC149,600$302K0.2%N/A0.393%
10/23/2023BML Capital Management LLC1,704,362$3.44M3.2%-8.6%4.478%
10/19/2023Clarius Group LLC39,427$80K0.0%N/A0.104%
8/14/2023Potomac Capital Management Inc.74,585$220K0.2%-6.8%0.196%
8/14/2023Prelude Capital Management LLC28,722$85K0.0%-33.1%0.075%
8/11/2023Nan Fung Group Holdings Ltd11,769$35K0.0%N/A0.031%
8/7/2023Acadian Asset Management LLC244,819$721K0.0%-33.3%0.645%
7/31/2023Brighton Jones LLC32,200$95K0.0%N/A0.085%
6/1/2023Prelude Capital Management LLC42,957$107K0.0%-31.5%0.113%
5/16/2023Baker BROS. Advisors LP2,350,355$5.88M0.0%+25.0%6.194%
5/11/2023Acadian Asset Management LLC366,915$915K0.0%+176.9%0.967%
5/11/2023Cornercap Investment Counsel Inc.75,253$188K0.0%N/A0.198%
5/11/2023Bristlecone Advisors LLC85,306$213K0.0%-87.8%0.225%
5/10/2023Simplify Asset Management Inc.1,390,148$3.48M0.5%N/A3.664%
5/8/2023Federated Hermes Inc.10,581$26K0.0%+60.6%0.028%
5/8/2023Bailard Inc.33,894$85K0.0%-24.8%0.089%
5/4/2023Barclays PLC236,118$590K0.0%+13.5%0.622%
5/2/2023Sargent Investment Group LLC20,272$51K0.0%+34.1%0.053%
4/28/2023SG Americas Securities LLC19,512$49K0.0%+63.6%0.051%
4/17/2023Clarius Group LLC38,000$95K0.0%+15.8%0.100%
4/14/2023BML Capital Management LLC1,864,907$4.66M4.0%+160.9%4.915%
2/15/2023Tang Capital Management LLC485,234$1.54M0.2%N/A1.283%
2/14/2023RA Capital Management L.P.1,881,300$5.96M0.1%+0.2%4.973%
2/14/2023Bristlecone Advisors LLC696,629$2.21M0.3%-0.6%1.841%
2/14/2023Pura Vida Investments LLC77,700$246K0.0%-44.5%0.205%
2/13/2023Forefront Analytics LLC22,350$71K0.0%N/A0.059%
2/13/2023BML Capital Management LLC714,763$2.27M2.2%N/A1.889%
2/13/2023GSA Capital Partners LLP270,989$859K0.1%+59.9%0.716%
2/2/2023Bailard Inc.45,094$143K0.0%N/A0.119%
1/25/2023Lindbrook Capital LLC11,407$36K0.0%-32.6%0.030%
1/19/2023Rothschild Investment Corp IL31,100$99K0.0%N/A0.082%
11/15/2022Pathstone Family Office LLC1,815,540$5.39M0.1%+7.5%4.799%
11/15/2022Pura Vida Investments LLC139,924$416K0.0%-47.8%0.370%
11/14/2022Tudor Investment Corp Et Al69,770$207K0.0%+66.1%0.184%
11/3/2022Barclays PLC166,768$495K0.0%+185.9%0.441%
11/2/2022Rockefeller Capital Management L.P.30,100$89K0.0%+198.0%0.080%
10/27/2022Sargent Investment Group LLC14,932$47K0.0%+45.3%0.039%
10/24/2022Clear Creek Financial Management LLC10,000$30K0.0%-24.7%0.026%
8/16/2022Pura Vida Investments LLC268,131$818K0.0%-21.0%0.712%
8/8/2022Simon Quick Advisors LLC20,538$78K0.0%N/A0.055%
8/3/2022Laird Norton Trust Company LLC120,000$366K0.0%+50.0%0.319%
7/29/2022SG Americas Securities LLC12,504$38K0.0%N/A0.033%
7/26/2022Sargent Investment Group LLC10,280$31K0.0%N/A0.027%
7/25/2022Bristlecone Advisors LLC700,926$2.14M0.3%-8.0%1.862%
7/13/2022Private Advisor Group LLC14,475$44K0.0%N/A0.038%
6/30/2022Amalgamated Bank3,899$53K0.0%N/A0.010%
5/27/2022Walleye Capital LLC105,723$1.43M0.0%N/A0.281%
5/12/2022Monashee Investment Management LLC100,000$1.35M0.4%N/A0.266%
4/29/2022Nisa Investment Advisors LLC1,936$26K0.0%+720.3%0.005%
4/25/2022Tradewinds Capital Management LLC8,517$115K0.0%N/A0.023%
4/21/2022Zurcher Kantonalbank Zurich Cantonalbank2,379$32K0.0%N/A0.006%


ATHA Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ATHA shares?

During the previous two years, 29 institutional investors and hedge funds held shares of Athira Pharma. The most heavily invested institutionals were Perceptive Advisors LLC ($14.08M), Vanguard Group Inc. ($4.48M), Commodore Capital LP ($3.52M), Spruce Street Capital LP ($2.98M), ADAR1 Capital Management LLC ($2.89M), Millennium Management LLC ($2.46M), and Dimensional Fund Advisors LP ($1.46M).Learn more on Athira Pharma's institutional investors.

What percentage of Athira Pharma's stock is owned by institutional investors?

57.12% of Athira Pharma's stock is owned by institutional investors. Learn more on ATHA's institutional investor holdings.

Which institutional investors have been buying Athira Pharma's stock?

Of the 20 institutional investors that purchased Athira Pharma's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BML Capital Management LLC ($3.23M), Perceptive Advisors LLC ($1.32M), Commodore Capital LP ($464.40K), Acadian Asset Management LLC ($405.79K), ADAR1 Capital Management LLC ($393.70K), Spruce Street Capital LP ($393.70K), and GSA Capital Partners LLP ($357.79K).

How much institutional buying is happening at Athira Pharma?

Institutional investors have bought a total of 3,522,828 shares in the last 24 months. This purchase volume represents approximately $24.48M in transactions.

Which of Athira Pharma's major shareholders have been selling company stock?

Of the 9 institutional investors that sold Athira Pharma's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: BML Capital Management LLC ($2.91M), Propel Bio Management LLC ($1.34M), Simplify Asset Management Inc. ($1.34M), Bank of America Corp DE ($383.59K), Citadel Advisors LLC ($200.24K), Laird Norton Wetherby Trust Company LLC ($117.22K), and Bristlecone Advisors LLC ($85.31K).

How much institutional selling is happening at Athira Pharma?

Institutional investors have sold a total of 6,468,906 shares in the last 24 months. This volume of shares sold represents approximately $26.64M in transactions.


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This page (NASDAQ:ATHA) was last updated on 5/5/2026 by MarketBeat.com Staff.
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