| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| FMR LLC | 12% | +70% | $29,470,003 | +$10,937,987 | 9,095,680 | +59% | FMR LLC | 28 Nov 2025 |
| Sommadossi Jean-Pierre | 10% | $26,185,536 | 8,876,453 | Jean-Pierre Sommadossi | 31 Mar 2025 | |||
| BML Investment Partners, L.P. | 9.9% | +16% | $27,881,700 | +$2,119,466 | 7,810,000 | +8.2% | Leonard Braden Michael | 31 Dec 2025 |
| BlackRock, Inc. | 7.1% | $17,942,932 | 6,082,350 | BlackRock, Inc. | 31 Mar 2025 | |||
| Radoff Bradley Louis | 4% | +10% | $9,971,295 | +$811,250 | 3,380,100 | +8.9% | Radoff Bradley Louis | 16 Apr 2025 |
| EcoR1 Capital, LLC | 4% | $9,857,876 | 3,341,653 | EcoR1 Capital, LLC | 31 Dec 2024 |
As of 31 Dec 2025, 110 institutional investors reported holding 56,760,694 shares of Atea Pharmaceuticals, Inc. - Common Stock (AVIR). This represents 72% of the company’s total 78,888,889 outstanding shares.
The largest institutional shareholders of Atea Pharmaceuticals, Inc. - Common Stock (AVIR) together control 67% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| FMR LLC | 12% | 9,678,996 | +66% | 0% | $34,554,015 |
| BlackRock, Inc. | 11% | 8,491,202 | +0.38% | 0% | $30,313,592 |
| BML Capital Management, LLC | 9.5% | 7,490,000 | 0% | 24% | $26,739,300 |
| TANG CAPITAL MANAGEMENT LLC | 6.1% | 4,814,700 | -0.24% | 0.85% | $17,188,479 |
| VANGUARD GROUP INC | 5.4% | 4,227,110 | -10% | 0% | $15,090,783 |
| Bain Capital Life Sciences Investors, LLC | 3.2% | 2,485,638 | 0% | 0.68% | $8,873,728 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.3% | 1,841,001 | -3.1% | 0% | $6,573,860 |
| STATE STREET CORP | 2.3% | 1,784,467 | +0.03% | 0% | $6,370,547 |
| DIMENSIONAL FUND ADVISORS LP | 1.7% | 1,373,946 | -11% | 0% | $4,904,865 |
| JPMORGAN CHASE & CO | 1.7% | 1,348,294 | +119% | 0% | $4,813,410 |
| ACADIAN ASSET MANAGEMENT LLC | 1.7% | 1,303,904 | +34% | 0.01% | $4,651,000 |
| RENAISSANCE TECHNOLOGIES LLC | 1.5% | 1,188,500 | -3.2% | 0.01% | $4,242,945 |
| TWO SIGMA ADVISERS, LP | 1.3% | 1,059,700 | +33% | 0.01% | $3,783,129 |
| TWO SIGMA INVESTMENTS, LP | 0.94% | 745,415 | +58% | 0% | $2,661,132 |
| MILLENNIUM MANAGEMENT LLC | 0.88% | 698,156 | +43% | 0% | $2,492,417 |
| MORGAN STANLEY | 0.83% | 656,075 | +46% | 0% | $2,342,187 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.77% | 607,792 | -2.8% | 0% | $2,169,817 |
| NORTHERN TRUST CORP | 0.71% | 560,218 | -12% | 0% | $1,999,978 |
| GOLDMAN SACHS GROUP INC | 0.6% | 472,522 | +39% | 0% | $1,686,904 |
| D. E. Shaw & Co., Inc. | 0.59% | 464,787 | +27% | 0% | $1,659,289 |
| Peapod Lane Capital LLC | 0.55% | 435,020 | -4.9% | 1.3% | $1,553,021 |
| CM Management, LLC | 0.45% | 355,000 | -29% | 1.1% | $1,267,350 |
| BANQUE PICTET & CIE SA | 0.44% | 345,077 | 0% | 0.01% | $1,231,925 |
| JANE STREET GROUP, LLC | 0.32% | 250,705 | +31% | 0% | $895,017 |
| BARCLAYS PLC | 0.31% | 242,990 | +0.63% | 0% | $867,474 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2025 Q4 | 56,760,694 | $202,609,064 | +$13,983,097 | $3.57 | 110 |
| 2025 Q3 | 53,140,830 | $154,099,223 | +$874,820 | $2.90 | 112 |
| 2025 Q2 | 52,688,325 | $189,687,193 | -$496,611 | $3.60 | 105 |
| 2025 Q1 | 52,943,893 | $158,295,789 | -$11,408,006 | $2.99 | 102 |
| 2024 Q4 | 56,328,149 | $188,651,399 | -$6,772,701 | $3.35 | 103 |
| 2024 Q3 | 57,907,511 | $193,998,567 | +$4,533,749 | $3.35 | 105 |
| 2024 Q2 | 56,687,549 | $187,637,646 | +$7,123,002 | $3.31 | 101 |
| 2024 Q1 | 54,332,807 | $219,504,800 | -$1,664,806 | $4.04 | 112 |
| 2023 Q4 | 55,088,379 | $168,248,591 | -$1,691,841 | $3.05 | 106 |
| 2023 Q3 | 56,849,245 | $170,555,234 | -$2,209,314 | $3.00 | 117 |
| 2023 Q2 | 57,041,241 | $213,289,848 | +$971,494 | $3.74 | 131 |
| 2023 Q1 | 56,778,720 | $190,176,002 | -$5,878,803 | $3.35 | 128 |
| 2022 Q4 | 57,878,556 | $278,395,526 | -$5,016,357 | $4.81 | 130 |
| 2022 Q3 | 57,466,718 | $326,999,436 | -$1,731,457 | $5.69 | 115 |
| 2022 Q2 | 57,566,762 | $408,727,109 | +$19,469,875 | $7.10 | 122 |
| 2022 Q1 | 54,946,542 | $396,539,427 | +$6,369,699 | $7.22 | 121 |
| 2021 Q4 | 53,581,427 | $478,985,081 | -$368,375,568 | $8.94 | 134 |
| 2021 Q3 | 56,840,788 | $1,992,582,650 | -$21,707,203 | $35.06 | 137 |
| 2021 Q2 | 58,896,806 | $1,265,508,812 | +$160,923,836 | $21.48 | 100 |
| 2021 Q1 | 47,389,412 | $2,914,493,173 | +$30,510,569 | $61.75 | 78 |
| 2020 Q4 | 49,910,976 | $2,070,766,859 | +$1,819,869,860 | $41.78 | 69 |