Atossa Genetics Inc (ATOS) Ownership

0.83 ↑0.00 (0.00%)
As of December 31, 1969, 7:00pm EST.

Institutional Ownership

Vanguard Group Inc is the biggest individual institutional holder of Atossa Genetics Inc (ATOS), owning a total of 5.8 million shares. Combined, the top 56 institutional holders of ATOS own 22.17% of the company with a total of 28.5 million shares.

In the latest ownership report on June 30th 2025, the top 56 institutional holders decreased their combined ownership of ATOS by 5.7 million shares. 10 institutions bought 6,651,054 total additional shares and increased their ownership by an average of 49.63%. However 10 institutions sold 12,370,053 total shares and decreased their ownership by an average of 44.16%.

Overall this is a negative sign as the number of shares owned by the top 20 institutional holders of Atossa Genetics decreased by a net total of -5,718,999 in the latest quarter.

Institution Ownership Chart

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Latest Institutional Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard Group Inc4.516%-11.430%5,833,127-752,7852025-06-30
Ameriprise Financial Inc2.302%0.000%2,973,2052,973,2052025-06-30
BlackRock Inc1.663%-77.684%2,148,010-7,477,3552025-06-30
Millennium Management LLC1.585%0.000%2,047,5352,047,5352025-06-30
Renaissance Technologies Corp1.403%-2.310%1,812,251-42,8502025-06-30
Geode Capital Management, LLC1.007%-54.305%1,300,379-1,545,4132025-06-30
State Street Corp0.400%-70.090%516,571-1,210,5192025-06-30
Jane Street Group LLC0.355%0.000%458,729458,7292025-06-30
Qube Research & Technologies0.322%357.383%416,374325,3402025-06-30
UBS Group AG0.319%-9.426%412,462-42,9242025-06-30
Y-Intercept (Hong Kong) Ltd0.299%0.000%386,334386,3342025-06-30
Goldman Sachs Group Inc0.259%78.236%334,953147,0262025-06-30
Susquehanna International Group, LLP0.212%-37.794%273,915-166,4202025-06-30
Northern Trust Corp0.204%-72.959%263,377-710,6212025-06-30
Connor Clark & Lunn Inv Mgmt Ltd0.154%4.938%198,6689,3492025-06-30
Squarepoint Ops LLC0.140%-62.190%181,108-297,8912025-06-30
Morgan Stanley - Brokerage Accounts0.125%-43.378%160,912-123,2752025-06-30
Aster Capital Management (DIFC) Ltd0.112%0.000%144,853144,8532025-06-30
Jain Global LLC0.095%0.000%123,054123,0542025-06-30
Bank of America Corp0.077%55.695%99,60135,6292025-06-30

Top Institutions

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard Group Inc4.516%-11.430%5,833,127-752,7852025-06-30
Ameriprise Financial Inc2.302%0.000%2,973,2052,973,2052025-06-30
LAURION CAPITAL MANAGEMENT LP1.770%0.000%2,225,80002024-03-31
BlackRock Inc1.663%-77.684%2,148,010-7,477,3552025-06-30
Millennium Management LLC1.585%0.000%2,047,5352,047,5352025-06-30
Renaissance Technologies Corp1.403%-2.310%1,812,251-42,8502025-06-30
Geode Capital Management, LLC1.007%-54.305%1,300,379-1,545,4132025-06-30
State Street Corp0.400%-70.090%516,571-1,210,5192025-06-30
State Street Corporation0.393%13.134%493,57157,3002024-03-31
Jane Street Group LLC0.355%0.000%458,729458,7292025-06-30
GSA Capital Partners LLP0.358%29.272%449,082101,6902023-12-31
Citadel Advisors Llc0.331%164.251%427,820265,9212024-12-31
Charles Schwab Investment Management Inc0.327%40.091%422,582120,9342025-03-31
Qube Research & Technologies0.322%357.383%416,374325,3402025-06-30
UBS Group AG0.319%-9.426%412,462-42,9242025-06-30
Y-Intercept (Hong Kong) Ltd0.299%0.000%386,334386,3342025-06-30
Bank of Montreal0.282%0.000%352,700352,7002023-12-31
BMO Capital Markets Corp.0.282%0.000%352,700352,7002023-12-31
Goldman Sachs Group Inc0.259%78.236%334,953147,0262025-06-30
Ergoteles LLC0.250%-38.544%316,253-198,3472022-09-30
HRT FINANCIAL LLC0.232%0.000%291,421291,4212024-03-31
Bank of New York Mellon Corp0.224%0.000%289,72702025-03-31
Susquehanna International Group, LLP0.212%-37.794%273,915-166,4202025-06-30
Northern Trust Corp0.204%-72.959%263,377-710,6212025-06-30
JANE STREET GROUP, LLC0.207%0.000%260,081260,0812024-06-30
D. E. Shaw & Co LP0.172%-73.702%216,528-606,8342023-06-30
Virtu Financial LLC0.161%311.073%208,196157,5492024-12-31
Connor Clark & Lunn Inv Mgmt Ltd0.154%4.938%198,6689,3492025-06-30
Squarepoint Ops LLC0.140%-62.190%181,108-297,8912025-06-30
Nuveen Asset Management, LLC0.132%0.000%170,73302024-12-31
Nuveen, LLC0.132%0.000%170,733170,7332025-03-31
Morgan Stanley - Brokerage Accounts0.125%-43.378%160,912-123,2752025-06-30
Aster Capital Management (DIFC) Ltd0.112%0.000%144,853144,8532025-06-30
Point72 Asia (Singapore) Pte. Ltd0.112%0.000%140,858140,8582024-03-31
Rhumbline Advisers0.101%6.245%129,8517,6332025-03-31
Barclays PLC0.100%-33.016%128,578-63,3762025-03-31
Jain Global LLC0.095%0.000%123,054123,0542025-06-30
JPMorgan Chase & Co0.092%-67.083%118,929-242,3672025-03-31
Group One Trading, LP0.085%-7.411%106,708-8,5412024-03-31
Mariner Wealth Advisors LLC0.084%0.000%105,91002024-06-30
Mariner Wealth Advisors, LLC0.084%0.000%105,91002024-06-30
SG Americas Securities, LLC0.083%148.190%103,86562,0162024-12-31
Bank of America Corp0.077%55.695%99,60135,6292025-06-30
Two Sigma Investments LLC0.077%-47.358%96,223-86,5632024-09-30
Citigroup Inc0.068%-11.942%88,079-11,9452025-03-31
New York State Common Retirement Fund0.070%0.000%87,80087,8002024-06-30
Enhanced Investment Technologies Inc0.067%37.066%86,13823,2942025-03-31
XTX Topco Ltd0.068%-49.011%85,369-82,0582023-12-31
Sabby Management LLC0.052%-67.783%65,714-138,2572023-03-31
Edmond de Rothschild Holding S.A.0.040%0.000%50,00002023-12-31
LPL Financial Corp0.040%6.384%49,9923,0002023-09-30
ETF Managers Group, LLC0.034%34.442%42,44210,8732023-03-31
LMR Partners LLP0.033%0.000%41,73002022-09-30
TWO SIGMA SECURITIES, LLC0.030%1.025%38,4283902022-12-31
Commonwealth Equity Services Inc0.027%-9.790%34,555-3,7502023-03-31
Two Sigma Advisers, LLC0.022%-54.934%27,400-33,4002023-06-30

Mutual Fund Ownership

Vanguard US Total Market Shares ETF is the biggest individual fund holder of Atossa Genetics Inc (ATOS), owning a total of 3.9 million shares. Combined, the top 65 mutual fund holders of ATOS own 27.29% of the company with a total of 35.1 million shares.

In the latest ownership report on July 31st 2025, the top 65 fund holders increased their combined ownership of ATOS by 477 thousand shares. 4 funds bought 120,668 total additional shares and increased their ownership by an average of 2.49%. However 5 funds sold 597,642 total shares and decreased their ownership by an average of 6.85%.

Overall this is a negative sign as the number of shares owned by the top 20 mutual funds holding Atossa Genetics decreased by a net total of -476,974 in the latest report.

Mutual Funds Chart

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Latest Mutual Fund Ownership Changes

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard Total Stock Mkt Idx Inv2.984%-2.158%3,854,415-85,0262025-07-31
Columbia Small Cap Value Discv A1.621%2.824%2,093,53057,5002025-07-31
Columbia Small Cap Value I A1.621%2.824%2,093,53057,5002025-07-31
Vanguard Institutional Extnd Mkt Idx Tr0.903%-30.067%1,166,300-501,4482025-07-31
Fidelity Extended Market Index0.490%-0.816%632,597-5,2052025-07-31
Columbia VP Small Cap Value 10.421%-1.002%543,560-5,5002025-07-31
Fidelity Total Market Index0.169%-0.212%217,655-4632025-07-31
Fidelity Series Total Market Index0.123%0.000%158,93702025-07-31
Spartan Extended Market Index Pool F0.112%3.727%144,8795,2052025-07-31
Vanguard Balanced Index Inv0.076%0.000%98,09602025-07-31
Spartan Total Market Index Pool G0.064%0.566%82,2754632025-07-31
Vanguard Instl Ttl Stk Mkt Idx InstlPls0.063%0.000%81,49302025-07-31
Schwab Total Stock Market Index0.062%0.000%80,00002025-07-31

Top Mutual Funds

OwnerPercent OwnedPercent ChangeShares OwnedShare ChangeDate Reported
Vanguard US Total Market Shares ETF3.050%0.000%3,939,44102024-09-30
Vanguard Total Stock Mkt Idx Inv2.984%-2.158%3,854,415-85,0262025-07-31
iShares Russell 2000 ETF2.437%0.000%3,147,51802025-05-31
Columbia Small Cap Value Discv A1.621%2.824%2,093,53057,5002025-07-31
Columbia Small Cap Value I A1.621%2.824%2,093,53057,5002025-07-31
Columbia Small Cap Value Discovery Fund1.576%0.000%2,036,0302,036,0302025-06-30
Columbia Small Cap Value I1.576%0.000%2,036,0302,036,0302025-06-30
Vanguard Extended Market Index Investor1.323%0.000%1,664,34502023-08-31
Fidelity Small Cap Index1.000%0.000%1,291,23002025-05-31
Vanguard Institutional Extnd Mkt Idx Tr0.903%-30.067%1,166,300-501,4482025-07-31
iShares Russell 2000 Value ETF0.779%0.000%1,005,83902025-05-31
Fidelity Extended Market Index0.490%-0.816%632,597-5,2052025-07-31
Vanguard Russell 2000 ETF0.489%0.905%632,0305,6712025-05-31
Fidelity® Extended Market Index0.496%0.000%621,15102023-11-30
State St Russell Sm Cap® Indx SL Cl I0.426%0.000%549,72102025-05-31
Columbia VP Small Cap Value 10.421%-1.002%543,560-5,5002025-07-31
Schwab Small Cap Index0.265%0.000%342,58202025-05-31
NT R2000 Index Fund - NL0.224%-4.160%289,595-12,5712025-03-31
BlackRock Extended Mkt Composite0.222%0.000%279,46902023-09-30
iShares Micro-Cap ETF0.200%0.000%258,21302025-05-31
Rural Perfil Conservador FI0.199%0.059%250,1701482023-12-31
NT R2000 Value Index Fund - NL0.193%0.000%249,31102024-12-31
BlackRock Advantage Small Cap Core Instl0.191%0.000%246,84202025-05-31
BlackRock Extended Equity Market K0.194%-0.042%243,563-1032024-09-30
Extended Equity Market Fund K0.183%-1.957%236,278-4,7162025-06-30
NT R2000 Index Fund - DC - NL - 20.179%-6.151%231,348-15,1632025-03-31
NT R2000 Index Fund - DC - NL - 30.179%-6.151%231,348-15,1632025-03-31
iShares Russell 2000 Growth ETF0.170%0.000%219,99702025-05-31
Fidelity Total Market Index0.169%-0.212%217,655-4632025-07-31
NT R2000 Value Index Fund - L0.168%0.000%217,39002024-12-31
iShares Russell 2000 Small-Cap Idx Instl0.164%0.000%211,68202025-05-31
US SMID CAP EQ INDEX0.165%0.200%208,0534152024-09-30
Russell 2500™ Index Fund F0.161%-0.022%208,000-452025-03-31
BlackRock Russell 2500™ Index F0.165%0.000%207,638207,6382024-06-30
State St Russell Sm/Mid Cp® Indx NL Cl C0.164%0.000%205,84702024-09-30
Fidelity® Total Market Index0.146%0.000%182,91102023-11-30
Russell 2000 Index Non-Lendable Fund E0.139%0.159%179,9052852025-03-31
Nuveen Small Cap Blend Idx R60.132%0.000%170,73302025-05-31
Fidelity Series Total Market Index0.123%0.000%158,93702025-07-31
EQ/2000 Managed Volatility IB0.116%0.000%149,50102025-05-31
Northern Trust Extended Eq Market Idx0.115%0.000%148,14802025-06-30
NT Ext Equity Mkt Idx Fd - L0.115%0.000%148,14802025-06-30
Spartan Extended Market Index Pool F0.112%3.727%144,8795,2052025-07-31
Fidelity® Series Total Market Index0.114%0.000%142,16702023-11-30
BlackRock Russell 2000® Index NL F0.109%0.000%136,911136,9112024-06-30
Russell Personalized DI All Cap SMA0.097%0.000%125,27402025-03-31
Northern Trust Russell 2000 Value Index0.091%-45.953%117,492-99,8982025-03-31
NT Col R2000 Val Idx Fd -DC -L -TierFour0.091%-45.953%117,492-99,8982025-03-31
Spartan Small Cap Index Pool K0.087%0.000%112,53202025-05-31
Fidelity Small Cap Value Index0.086%0.000%111,18902025-05-31
NT Ext Equity Mkt Idx Fd - NL0.085%0.000%110,03502025-06-30
Vanguard Balanced Index Inv0.076%0.000%98,09602025-07-31
NT Ext Equity Mkt Idx Fd - DC - NL - T20.066%-0.249%85,442-2132025-06-30
Spartan Total Market Index Pool G0.064%0.566%82,2754632025-07-31
Vanguard Instl Ttl Stck Mkt Idx Tr0.063%0.000%81,49302024-12-31
Vanguard Instl Ttl Stk Mkt Idx InstlPls0.063%0.000%81,49302025-07-31
Schwab Total Stock Market Index0.062%0.000%80,00002025-07-31
Spartan Total Market Index Pool E0.062%34.561%78,34820,1232024-04-30
Fidelity Nasdaq Composite Index0.062%0.000%78,03502024-04-30
Fidelity® NASDAQ Composite Index®0.052%0.000%65,68702023-10-31
State St US Extended Mkt Indx NL Cl C0.048%0.000%60,90002024-05-31
Spartan Extended Market Index Pool E0.047%11.674%58,9936,1672024-04-30
BlackRock U.S. Equity Market F0.042%0.977%53,0375132024-03-31
Blackrock Russell 2000 Alpha Tilts Fd A0.038%-25.397%47,751-16,2562023-06-30
Vanguard U.S. Eq Idx £ Acc0.037%0.000%46,34902024-01-31

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145zip9/24/25 07:51am

$ATOS had to buy calls

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