Atea Pharmaceuticals, Inc. - AVIR

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
FMR LLC History Added to 11,950,772 64,295 0.0% 0.0% 1 +2,271,776 23.47% Q1 2026 May 15, 2026
BlackRock, Inc. History Reduced 8,435,437 45,382 0.0% 0.0% 2 -55,765 -0.66% Q1 2026 May 13, 2026
BML Capital Management, LLC History Reduced 7,058,657 37,975 24.38% 23.11% 3 -431,343 -5.76% Q1 2026 May 05, 2026
TANG CAPITAL MANAGEMENT LLC History No change 4,814,700 25,903 1.32% 0.85% 4 0 0.0% Q1 2026 May 15, 2026
VANGUARD CAPITAL MANAGEMENT LLC History New 3,246,124 17,464 0.0% 5 +3,246,124 New Q1 2026 May 15, 2026
VANGUARD GROUP INC History No change 4,227,110 15,090 0.0% 0.0% 6 0 0.0% Q4 2025 Jan 29, 2026
Bain Capital Life Sciences Investors, LLC History Reduced 2,360,638 12,700 1.15% 0.68% 7 -125,000 -5.03% Q1 2026 May 15, 2026
TWO SIGMA INVESTMENTS, LP History Added to 1,864,164 10,029 0.01% 0.0% 8 +1,118,749 150.08% Q1 2026 May 15, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 1,747,706 9,405 0.0% 0.0% 9 -93,295 -5.07% Q1 2026 May 15, 2026
STATE STREET CORP History Reduced 1,694,635 9,117 0.0% 0.0% 10 -89,832 -5.03% Q1 2026 May 15, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 1,582,817 8,508 0.01% 0.01% 11 +278,913 21.39% Q1 2026 May 13, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 1,255,484 6,752 0.0% 0.0% 12 -118,462 -8.62% Q1 2026 May 07, 2026
Rosalind Advisors, Inc. History New 1,171,855 6,304 2.53% 13 +1,171,855 New Q1 2026 May 14, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 1,166,400 6,275 0.01% 0.01% 14 -22,100 -1.86% Q1 2026 May 14, 2026
JPMORGAN CHASE & CO History Reduced 940,157 4,775 0.0% 0.0% 15 -408,137 -30.27% Q1 2026 May 13, 2026
MORGAN STANLEY History Added to 731,020 3,932 0.0% 0.0% 16 +74,945 11.42% Q1 2026 May 15, 2026
TWO SIGMA ADVISERS, LP History No change 1,059,700 3,783 0.01% 0.01% 17 0 0.0% Q4 2025 Feb 17, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History Reduced 596,709 3,210 0.0% 0.0% 18 -11,083 -1.82% Q1 2026 May 15, 2026
GOLDMAN SACHS GROUP INC History Added to 588,463 3,165 0.0% 0.0% 19 +115,941 24.54% Q1 2026 May 15, 2026
NORTHERN TRUST CORP History Added to 585,025 3,147 0.0% 0.0% 20 +24,807 4.43% Q1 2026 May 14, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History New 557,579 2,999 0.0% 21 +557,579 New Q1 2026 May 08, 2026
VANGUARD FIDUCIARY TRUST CO History New 484,705 2,607 0.0% 22 +484,705 New Q1 2026 May 08, 2026
JANE STREET GROUP, LLC History Added to 418,296 2,250 0.0% 0.0% 23 +167,591 66.85% Q1 2026 May 12, 2026
D. E. Shaw & Co., Inc. History Reduced 379,314 2,040 0.0% 0.0% 24 -85,473 -18.39% Q1 2026 May 15, 2026
CM Management, LLC History No change 355,000 1,909 1.6% 1.07% 25 0 0.0% Q1 2026 May 08, 2026
MILLENNIUM MANAGEMENT LLC History Reduced 349,932 1,882 0.0% 0.0% 26 -348,224 -49.88% Q1 2026 May 15, 2026
BANQUE PICTET & CIE SA History No change 345,077 1,856 0.01% 0.01% 27 0 0.0% Q1 2026 Apr 14, 2026
Opaleye Management Inc. History Added to 322,600 1,735 0.23% 0.08% 28 +142,785 79.41% Q1 2026 May 15, 2026
Irenic Capital Management LP History New 301,699 1,623 0.11% 29 +301,699 New Q1 2026 May 18, 2026
Peapod Lane Capital LLC History Reduced 272,820 1,442 1.18% 1.32% 30 -162,200 -37.29% Q1 2026 May 01, 2026
HSBC HOLDINGS PLC History Added to 258,989 1,380 0.0% 0.0% 31 +17,715 7.34% Q1 2026 Apr 30, 2026
Nuveen, LLC History Added to 243,103 1,307 0.0% 0.0% 32 +2,515 1.05% Q1 2026 Apr 30, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History New 210,542 1,132 0.0% 33 +210,542 New Q1 2026 May 14, 2026
Bank of New York Mellon Corp History Reduced 185,805 999 0.0% 0.0% 34 -12,658 -6.38% Q1 2026 May 05, 2026
Auour Investments LLC History No change 177,000 952 0.3% 0.2% 35 0 0.0% Q1 2026 Apr 20, 2026
AMERICAN CENTURY COMPANIES INC History Reduced 167,230 899 0.0% 0.0% 36 -3,096 -1.82% Q1 2026 May 15, 2026
BARCLAYS PLC History Reduced 160,946 865 0.0% 0.0% 37 -82,044 -33.76% Q1 2026 May 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 159,535 858 0.0% 0.0% 38 +142,379 829.91% Q1 2026 May 15, 2026
SEI INVESTMENTS CO History New 156,384 841 0.0% 40 +156,384 New Q1 2026 May 13, 2026
BNP PARIBAS FINANCIAL MARKETS History Added to 156,391 841 0.0% 0.0% 39 +132,258 548.04% Q1 2026 May 12, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 148,400 798 0.02% 0.01% 41 0 0.0% Q1 2026 May 15, 2026
Invesco Ltd. History Added to 133,348 717 0.0% 0.0% 42 +45,442 51.69% Q1 2026 May 12, 2026
Point72 Asset Management, L.P. History Added to 119,553 643 0.0% 0.0% 43 +55,648 87.08% Q1 2026 May 15, 2026
Informed Momentum Co LLC History New 112,866 607 0.07% 44 +112,866 New Q1 2026 May 13, 2026
UBS Group AG History Reduced 109,950 591 0.0% 0.0% 45 -82,590 -42.89% Q1 2026 May 05, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History Added to 106,562 574 0.0% 0.0% 46 +9,242 9.5% Q1 2026 May 15, 2026
BANK OF AMERICA CORP /DE/ History Reduced 105,640 568 0.0% 0.0% 47 -30,154 -22.21% Q1 2026 May 15, 2026
STATE OF WISCONSIN INVESTMENT BOARD History Added to 99,803 536 0.0% 0.0% 48 +8,558 9.38% Q1 2026 May 15, 2026
STRS OHIO History Reduced 96,400 518 0.0% 0.0% 49 -17,100 -15.07% Q1 2026 Apr 24, 2026
Jump Financial, LLC History Added to 93,247 501 0.01% 0.0% 50 +74,134 387.87% Q1 2026 May 14, 2026
Aldebaran Capital, LLC History Reduced 89,946 483 0.37% 0.29% 51 -583 -0.64% Q1 2026 May 07, 2026
RHUMBLINE ADVISERS History Reduced 89,054 479 0.0% 0.0% 52 -4,922 -5.24% Q1 2026 May 12, 2026
ALLIANCEBERNSTEIN L.P. History Reduced 121,320 433 0.0% 0.0% 53 -6,500 -5.09% Q1 2026 May 15, 2026
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. History No change 70,000 377 0.0% 0.0% 54 0 0.0% Q1 2026 May 15, 2026
CITADEL ADVISORS LLC History Added to 69,801 375 0.0% 0.0% 55 +27,110 63.5% Q1 2026 May 15, 2026
DEUTSCHE BANK AG\ History Added to 65,686 353 0.0% 0.0% 56 +12,972 24.61% Q1 2026 May 06, 2026
ALPS ADVISORS INC History Added to 64,862 348 0.0% 0.0% 57 +708 1.1% Q1 2026 May 08, 2026
WELLINGTON MANAGEMENT GROUP LLP History Reduced 57,009 306 0.0% 0.0% 58 -185,831 -76.52% Q1 2026 May 15, 2026
Susquehanna Portfolio Strategies, LLC History New 55,487 298 0.0% 59 +55,487 New Q1 2026 May 15, 2026
Squarepoint Ops LLC History Added to 55,098 296 0.0% 0.0% 60 +35,787 185.32% Q1 2026 May 15, 2026
Creative Planning History Added to 51,795 278 0.0% 0.0% 61 +27,712 115.07% Q1 2026 May 12, 2026
Empowered Funds, LLC History New 49,469 266 0.0% 62 +49,469 New Q1 2026 May 14, 2026
Rangeley Capital, LLC History Reduced 46,500 250 0.24% 0.24% 63 -33,500 -41.88% Q1 2026 May 15, 2026
AQR CAPITAL MANAGEMENT LLC History Added to 46,109 248 0.0% 0.0% 64 +31,811 222.49% Q1 2026 May 15, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History No change 43,104 231 0.0% 0.0% 65 0 0.0% Q1 2026 May 15, 2026
MetLife Investment Management, LLC History Added to 39,778 214 0.0% 0.0% 66 +10,060 33.85% Q1 2026 May 14, 2026
Virtu Financial LLC History New 34,030 183 0.01% 67 +34,030 New Q1 2026 May 14, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History Added to 33,751 181 0.0% 0.0% 68 +776 2.35% Q1 2026 May 15, 2026
NANO CAP NEW MILLENNIUM GROWTH FUND L P History Reduced 32,500 174 0.16% 0.15% 69 -17,500 -35.0% Q1 2026 May 15, 2026
RBF Capital, LLC History No change 30,000 161 0.01% 0.0% 70 0 0.0% Q1 2026 May 18, 2026
Russell Investments Group, Ltd. History Added to 28,010 147 0.0% 0.0% 71 +13,340 90.93% Q1 2026 May 08, 2026
WELLS FARGO & COMPANY/MN History Reduced 26,769 144 0.0% 0.0% 72 -53,025 -66.45% Q1 2026 May 11, 2026
Vanguard Global Advisers, LLC History New 25,681 138 0.0% 73 +25,681 New Q1 2026 May 08, 2026
Certified Advisory Corp History No change 24,500 131 0.01% 0.01% 74 0 0.0% Q1 2026 Apr 17, 2026
XTX Topco Ltd History Added to 23,141 124 0.0% 0.0% 75 +12,702 121.68% Q1 2026 May 15, 2026
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM History No change 22,010 118 0.0% 0.0% 76 0 0.0% Q1 2026 May 08, 2026
MANUFACTURERS LIFE INSURANCE COMPANY, THE History Reduced 20,172 108 0.0% 0.0% 77 -3,795 -15.83% Q1 2026 May 15, 2026
JOHNSON INVESTMENT COUNSEL INC History No change 18,340 98 0.0% 0.0% 78 0 0.0% Q1 2026 May 01, 2026
AXQ CAPITAL, LP History New 18,181 97 0.01% 79 +18,181 New Q1 2026 May 13, 2026
Police & Firemen's Retirement System of New Jersey History No change 16,938 91 0.0% 0.0% 80 0 0.0% Q1 2026 Apr 29, 2026
INTECH INVESTMENT MANAGEMENT LLC History Reduced 16,840 90 0.0% 0.0% 81 -16,387 -49.32% Q1 2026 May 08, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 16,346 87 0.0% 0.0% 82 0 0.0% Q1 2026 May 06, 2026
Quantinno Capital Management LP History New 15,950 85 0.0% 83 +15,950 New Q1 2026 May 15, 2026
RFG Advisory, LLC History No change 14,875 80 0.0% 0.0% 84 0 0.0% Q1 2026 Apr 17, 2026
VOYA INVESTMENT MANAGEMENT LLC History Reduced 14,257 76 0.0% 0.0% 85 -2,192 -13.33% Q1 2026 May 12, 2026
China Universal Asset Management Co., Ltd. History Added to 13,864 74 0.01% 0.0% 86 +1,133 8.9% Q1 2026 Apr 27, 2026
ProShare Advisors LLC History Reduced 13,638 73 0.0% 0.0% 87 -2,802 -17.04% Q1 2026 Apr 24, 2026
Connor, Clark & Lunn Investment Management Ltd. History New 12,985 69 0.0% 88 +12,985 New Q1 2026 May 11, 2026
TWO SIGMA SECURITIES, LLC History New 12,131 65 0.01% 89 +12,131 New Q1 2026 May 15, 2026
Sunpointe, LLC History No change 11,943 64 0.02% 0.01% 90 0 0.0% Q1 2026 Apr 21, 2026
Vanguard Personalized Indexing Management, LLC History New 11,464 61 0.0% 92 +11,464 New Q1 2026 May 14, 2026
PRUDENTIAL FINANCIAL INC History New 11,400 61 0.0% 91 +11,400 New Q1 2026 May 13, 2026
BLAIR WILLIAM & CO/IL History New 10,037 53 0.0% 93 +10,037 New Q1 2026 May 08, 2026
Blue Trust, Inc. History No change 8,700 46 0.0% 0.0% 94 0 0.0% Q1 2026 Apr 20, 2026
SIMPLEX TRADING, LLC History Added to 6,244 33 0.0% 0.0% 95 +4,349 229.5% Q1 2026 May 14, 2026
Ameritas Investment Partners, Inc. History Reduced 5,914 31 0.0% 0.0% 97 -1,600 -21.29% Q1 2026 May 13, 2026
Legal & General Group Plc History No change 5,933 31 0.0% 0.0% 96 0 0.0% Q1 2026 May 08, 2026
CITIGROUP INC History Added to 5,447 29 0.0% 0.0% 98 +1,658 43.76% Q1 2026 May 11, 2026
FNY Investment Advisers, LLC History No change 5,000 26 0.01% 0.0% 99 0 0.0% Q1 2026 Apr 15, 2026
Rockefeller Capital Management L.P. History Added to 4,822 25 0.0% 0.0% 100 +3,882 412.98% Q1 2026 May 14, 2026
Tower Research Capital LLC (TRC) History Added to 3,959 21 0.0% 0.0% 101 +1,269 47.17% Q1 2026 May 15, 2026
Mirae Asset Global Investments Co., Ltd. History Added to 4,075 21 0.0% 0.0% 102 +279 7.35% Q1 2026 May 04, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History Reduced 3,846 20 0.0% 0.0% 103 -524 -11.99% Q1 2026 May 15, 2026
PNC FINANCIAL SERVICES GROUP, INC. History Added to 3,076 16 0.0% 0.0% 104 +231 8.12% Q1 2026 May 08, 2026
Smartleaf Asset Management LLC History Added to 3,325 16 0.0% 0.0% 105 +25 0.76% Q1 2026 May 15, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History New 2,319 12 0.0% 107 +2,319 New Q1 2026 May 13, 2026
Sterling Capital Management LLC History Reduced 2,318 12 0.0% 0.0% 106 -1,779 -43.42% Q1 2026 Apr 22, 2026
GF FUND MANAGEMENT CO. LTD. History Added to 1,743 9 0.0% 0.0% 108 +209 13.62% Q1 2026 Apr 15, 2026
CWM, LLC History Added to 1,027 5 0.0% 0.0% 109 +605 143.36% Q1 2026 May 14, 2026
OSAIC HOLDINGS, INC. History Reduced 1,025 5 0.0% 0.0% 110 -300 -22.64% Q1 2026 May 15, 2026
Optiver Holding B.V. History Reduced 670 3 0.0% 0.0% 111 -320 -32.32% Q1 2026 Jun 02, 2026
ROYAL BANK OF CANADA History Reduced 282 1 0.0% 0.0% 113 -1,658 -85.46% Q1 2026 May 15, 2026
JONES FINANCIAL COMPANIES LLLP History No change 207 1 0.0% 112 0 0.0% Q1 2026 May 15, 2026
MARSHALL WACE, LLP History Closed out 0 0 0.0% -113,585 -100.0% Q1 2026 May 14, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History Closed out 0 0 0.0% -77,304 -100.0% Q1 2026 May 08, 2026
EverSource Wealth Advisors, LLC History Reduced 91 0 0.01% -56,891 -99.84% Q1 2026 May 15, 2026
HRT FINANCIAL LP History Closed out 0 0 0.0% -47,891 -100.0% Q1 2026 May 14, 2026
Schonfeld Strategic Advisors LLC History Closed out 0 0 0.0% -45,921 -100.0% Q1 2026 May 15, 2026
Graham Capital Management, L.P. History Closed out 0 0 0.0% -12,678 -100.0% Q1 2026 May 15, 2026
GROUP ONE TRADING LLC History Reduced 30 0 0.0% -10,747 -99.72% Q1 2026 May 13, 2026
SG Americas Securities, LLC History Closed out 0 0 0.0% -10,742 -100.0% Q1 2026 Apr 16, 2026
AMALGAMATED BANK History Closed out 0 0 0.0% -2,233 -100.0% Q1 2026 May 08, 2026
FEDERATED HERMES, INC. History Reduced 143 0 0.0% -1,159 -89.02% Q1 2026 May 11, 2026
Daiwa Securities Group Inc. History Closed out 0 0 0.0% -242 -100.0% Q1 2026 May 13, 2026
Allworth Financial LP History New 178 0 +178 New Q1 2026 May 14, 2026
GAMMA Investing LLC History New 109 0 +109 New Q1 2026 Apr 06, 2026
REAP Financial Group, LLC History New 100 0 +100 New Q1 2026 May 11, 2026
Root Financial Partners, LLC History New 84 0 +84 New Q1 2026 Apr 24, 2026
US BANCORP \DE\ History New 64 0 +64 New Q1 2026 May 14, 2026
Essential Partners LLC History New 49 0 +49 New Q1 2026 May 21, 2026
MAI Capital Management History Added to 132 0 +37 38.95% Q1 2026 May 15, 2026
Farther Finance Advisors, LLC History Added to 160 0 +11 7.38% Q1 2026 Apr 07, 2026
Arax Advisory Partners History Closed out 0 0 -8 -100.0% Q1 2026 May 13, 2026
Caitong International Asset Management Co., Ltd History New 2 0 +2 New Q1 2026 May 11, 2026
ROTHSCHILD INVESTMENT LLC History No change 85 0 0 0.0% Q1 2026 May 07, 2026
NISA INVESTMENT ADVISORS, LLC History No change 106 0 0 0.0% Q1 2026 Apr 30, 2026
IFP Advisors, Inc History No change 4 0 0 0.0% Q1 2026 Apr 13, 2026
SBI Securities Co., Ltd. History No change 2 0 0 0.0% Q1 2026 Apr 27, 2026