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Atossa Therapeutics (ATOS) Institutional Ownership

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$0.90 +0.10 (+12.87%)
Closing price 04/30/2025 04:00 PM Eastern
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$0.91 +0.01 (+1.35%)
As of 08:04 AM Eastern
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Institutional Ownership Changes (13F Filings) for Atossa Therapeutics (NASDAQ:ATOS)

Current
Institutional Ownership
Percentage
12.74%
Number of
Institutional Buyers
(last 12 months)
20
Total
Institutional Inflows
(last 12 months)
$3.04M
Number of
Institutional Sellers
(last 12 months)
7
Total
Institutional Outflows
(last 12 months)
$358.75K
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ATOS Institutional Buying and Selling by Quarter

Atossa Therapeutics Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/17/2025Two Sigma Advisers LP42,400$40K0.0%+214.1%0.034%
2/17/2025Millennium Management LLC29,149$28K0.0%N/A0.023%
2/17/2025Bank of America Corp DE111,475$105K0.0%+51.3%0.089%
2/14/2025Northern Trust Corp1,025,724$968K0.0%+7.5%0.815%
2/13/2025XTX Topco Ltd79,176$75K0.0%+59.6%0.063%
2/13/2025Barclays PLC191,954$181K0.0%+14.5%0.153%
2/13/2025Renaissance Technologies LLC1,557,632$1.47M0.0%+18.9%1.238%
2/13/2025Wells Fargo & Company MN71,720$68K0.0%+30.7%0.057%
2/12/2025JPMorgan Chase & Co.361,296$341K0.0%+141.4%0.287%
2/11/2025LPL Financial LLC29,451$28K0.0%-35.1%0.023%
2/11/2025Virtu Financial LLC208,196$197K0.0%+311.1%0.165%
2/11/2025Intech Investment Management LLC62,844$59K0.0%+224.0%0.050%
2/7/2025 Gallagher Capital Advisors LLC26,075$25K0.0%N/A0.021%
2/6/2025Charles Schwab Investment Management Inc.301,648$285K0.0%-13.2%0.240%
2/4/2025 Bank of New York Mellon Corp289,727$274K0.0%-4.6%0.230%
1/17/2025 SG Americas Securities LLC103,865$98K0.0%+148.2%0.083%
12/26/2024JPMorgan Chase & Co.149,642$227K0.0%+177.1%0.119%
11/20/2024Virtu Financial LLC50,647$77K0.0%-32.6%0.040%
11/19/2024Barclays PLC167,718$255K0.0%+280.9%0.133%
11/16/2024Geode Capital Management LLC2,814,446$4.28M0.0%+1.6%2.238%
11/15/2024Barclays PLC167,718$255K0.0%+280.9%0.133%
11/15/2024XTX Topco Ltd49,616$75K0.0%+101.2%0.039%
11/15/2024Jane Street Group LLC136,935$208K0.0%-47.3%0.109%
11/15/2024State Street Corp1,732,221$2.63M0.0%+4.2%1.377%
11/14/2024MetLife Investment Management LLC23,978$36K0.0%-28.2%0.019%
11/13/2024The Manufacturers Life Insurance Company49,113$75K0.0%N/A0.039%
11/12/2024Charles Schwab Investment Management Inc.347,610$528K0.0%-6.0%0.276%
11/9/2024Intech Investment Management LLC19,395$29K0.0%N/A0.015%
11/8/2024Connor Clark & Lunn Investment Management Ltd.199,754$304K0.0%-4.5%0.159%
10/3/2024 SG Americas Securities LLC41,849$64K0.0%+254.3%0.033%
8/12/2024XTX Topco Ltd24,665$29K0.0%N/A0.020%
8/9/2024Renaissance Technologies LLC1,550,910$1.85M0.0%+11.9%1.233%
8/1/2024 Rhumbline Advisers135,118$161K0.0%N/A0.107%
7/26/2024 Bank of New York Mellon Corp411,667$490K0.0%+3,160.5%0.327%
5/24/2024Cetera Advisors LLC39,898$72K0.0%N/A0.032%
5/20/2024Virtu Financial LLC83,941$151K0.0%N/A0.067%
5/10/2024Vanguard Group Inc.5,753,993$10.36M0.0%+1.4%4.592%
4/22/2024 PFG Investments LLC23,650$43K0.0%N/A0.019%
11/13/2023Connor Clark & Lunn Investment Management Ltd.133,591$98K0.0%N/A0.106%
7/27/2023Virtu Financial LLC86,813$109K0.0%N/A0.069%
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7/7/2023 LVM Capital Management Ltd. MI21,000$26K0.0%N/A0.017%
2/1/2023Bank of Montreal Can175,699$105K0.0%N/A0.139%
11/14/2022Ergoteles LLC316,253$264K0.0%-38.5%0.250%
8/15/2022Laurion Capital Management LP2,225,800$2.43M0.0%N/A1.758%
5/11/2022GSA Capital Partners LLP66,223$83K0.0%N/A0.052%
4/18/2022 Spire Wealth Management94,000$118K0.0%+67.9%0.074%
2/14/2022ETF Managers Group LLC38,452$64K0.0%N/A0.030%
2/11/2022QCM Cayman Ltd.22,301$36K0.2%N/A0.018%
2/10/2022Qube Research & Technologies Ltd287,989$461K0.0%N/A0.227%
2/9/2022 Principal Financial Group Inc.26,254$42K0.0%+144.2%0.021%
2/9/2022Alps Advisors Inc.146,542$234K0.0%N/A0.116%
2/8/2022ProShare Advisors LLC25,560$41K0.0%+70.5%0.020%
2/8/2022Northern Trust Corp1,049,488$1.68M0.0%-3.1%0.829%
2/7/2022 SG Americas Securities LLC36,270$58K0.0%-55.9%0.029%
2/1/2022Qube Research & Technologies Ltd287,989$461K0.0%N/A0.227%
11/16/2021Metropolitan Life Insurance Co NY15,468$50K0.0%-54.1%0.012%
11/15/2021Franklin Resources Inc.14,300$47K0.0%N/A0.011%
11/15/2021Martingale Asset Management L P28,381$93K0.0%+28.5%0.022%
11/12/2021Geode Capital Management LLC2,109,160$6.88M0.0%+7.1%1.666%
11/12/2021Bank of Nova Scotia152,115$495K0.0%-56.4%0.120%
11/12/2021First Republic Investment Management Inc.11,000$36K0.0%N/A0.009%
11/10/2021Goldman Sachs Group Inc.207,569$676K0.0%+315.1%0.164%
11/9/2021Barclays PLC47,810$156K0.0%+107.2%0.038%
11/9/2021BlackRock Inc.9,550,629$31.14M0.0%+6.7%7.543%
11/8/2021State Board of Administration of Florida Retirement System68,685$224K0.0%+407.8%0.054%
11/4/2021Deutsche Bank AG127,749$416K0.0%+83.9%0.101%
11/2/2021New York State Common Retirement Fund55,321$180K0.0%-44.8%0.044%
11/1/2021 SG Americas Securities LLC82,160$268K0.0%N/A0.065%
10/29/2021Commonwealth Equity Services LLC28,442$92K0.0%-14.8%0.022%
10/27/2021Newbridge Financial Services Group Inc.32,000$104K0.1%N/A0.025%
10/22/2021 Spire Wealth Management61,000$199K0.0%+27.1%0.048%
10/22/2021Strs Ohio14,200$46K0.0%-47.6%0.011%
10/19/2021Kestra Advisory Services LLC10,500$34K0.0%N/A0.008%
10/14/2021Private Advisor Group LLC11,205$37K0.0%N/A0.009%
9/17/2021Virtu Financial LLC18,624$118K0.0%-93.2%0.015%
9/3/2021Parametric Portfolio Associates LLC52,128$329K0.0%N/A0.041%
8/24/2021Mariner LLC114,860$726K0.0%N/A0.091%
8/17/2021Invesco Ltd.1,851,353$11.70M0.0%N/A1.464%
8/17/2021Metropolitan Life Insurance Co NY33,687$213K0.0%N/A0.027%
8/17/2021Millennium Management LLC1,666,911$10.54M0.0%N/A1.318%
8/17/2021MetLife Investment Management LLC44,000$278K0.0%N/A0.035%
8/17/2021Price T Rowe Associates Inc. MD24,844$157K0.0%N/A0.020%
8/16/2021Squarepoint Ops LLC188,259$1.19M0.0%N/A0.149%
8/16/2021 Amalgamated Bank16,827$106K0.0%N/A0.013%
8/16/2021Cubist Systematic Strategies LLC5,257$33K0.0%N/A0.004%
8/16/2021California State Teachers Retirement System161,269$1.02M0.0%N/A0.128%
8/16/2021Enlightenment Research LLC73,100$462K0.6%N/A0.058%
8/16/2021Charles Schwab Investment Management Inc.293,958$1.86M0.0%+976.5%0.232%
8/16/2021State Street Corp2,032,668$12.85M0.0%N/A1.608%
8/16/2021Nuveen Asset Management LLC1,097,131$6.93M0.0%N/A0.868%
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A storm is brewing in the markets: new tariffs, recession warnings, and panic in the headlines. That’s when publisher Brett Aitken turns to Whitney Tilson—a man CNBC once dubbed “The Prophet.” Tilson just released a new prediction that runs counter to what mainstream finance is telling you.

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8/16/2021Goldman Sachs Group Inc.50,007$316K0.0%-21.6%0.040%
8/13/2021Northern Trust Corp1,123,852$7.10M0.0%+671.6%0.889%
8/13/2021Geode Capital Management LLC1,968,745$12.44M0.0%+303.3%1.557%
8/13/2021Vanguard Group Inc.5,762,626$36.42M0.0%+81.2%4.558%
8/13/2021ProShare Advisors LLC30,351$192K0.0%N/A0.024%
8/12/2021State of Wisconsin Investment Board151,300$956K0.0%N/A0.120%
8/12/2021Legal & General Group Plc11,736$74K0.0%N/A0.009%
8/12/2021JPMorgan Chase & Co.156,324$988K0.0%N/A0.124%
8/12/2021Bank of Nova Scotia348,698$2.20M0.0%N/A0.276%
8/12/2021The Manufacturers Life Insurance Company67,879$429K0.0%N/A0.054%
(Data available from 1/1/2016 forward)

ATOS Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ATOS shares?

During the previous two years, 27 institutional investors and hedge funds held shares of Atossa Therapeutics. The most heavily invested institutionals were Vanguard Group Inc. ($10.36M), Geode Capital Management LLC ($4.28M), State Street Corp ($2.63M), Renaissance Technologies LLC ($1.47M), Northern Trust Corp ($968K), JPMorgan Chase & Co. ($341K), and Connor Clark & Lunn Investment Management Ltd. ($304K).Learn more on ATOS's institutional investors.

What percentage of Atossa Therapeutics stock is owned by institutional investors?

12.74% of Atossa Therapeutics stock is owned by institutional investors. Learn more on ATOS's institutional investor holdings.

Which institutional investors have been buying Atossa Therapeutics stock?

Of the 23 institutional investors that purchased Atossa Therapeutics stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Renaissance Technologies LLC ($412.10K), Bank of New York Mellon Corp ($399.04K), Virtu Financial LLC ($328.30K), JPMorgan Chase & Co. ($307.30K), Barclays PLC ($271.60K), Rhumbline Advisers ($135.12K), and Connor Clark & Lunn Investment Management Ltd. ($133.59K).

How much institutional buying is happening at Atossa Therapeutics?

Institutional investors have bought a total of 2,757,310 shares in the last 24 months. This purchase volume represents approximately $3.31M in transactions.

Which Atossa Therapeutics major shareholders have been selling company stock?

The following institutional investors have sold Atossa Therapeutics stock in the last 24 months: Jane Street Group LLC ($123.15K), Charles Schwab Investment Management Inc. ($68.34K), Virtu Financial LLC ($24.48K), LPL Financial LLC ($15.96K), Bank of New York Mellon Corp ($13.92K), Connor Clark & Lunn Investment Management Ltd. ($9.49K), and MetLife Investment Management LLC ($9.43K).

How much institutional selling is happening at Atossa Therapeutics?

Institutional investors have sold a total of 264,756 shares in the last 24 months. This volume of shares sold represents approximately $358.75K in transactions.


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This page (NASDAQ:ATOS) was last updated on 5/1/2025 by MarketBeat.com Staff
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