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Atea Pharmaceuticals, Inc.

AVIR
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001593899

No open-market purchases or sales by Atea Pharmaceuticals, Inc. insiders were filed in the last 90 days; 124 institutions reported holding it in 13F filings for Q2 2026, worth $276.4M in total; no superinvestor holds it.

Q1 2025 vs. Q4 2024

How the institutions holding Atea Pharmaceuticals, Inc. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of AVIR: Q4 2024 compared with Q1 2025
MeasureQ4 2024Of which not filed for Q1 2025Q1 2025Change
Holders1071104−2
Shares56.3M291.1K52.9M−3.10M (−5.5%)
Value$188.7M$975.2K$158.3M−$29.4M (−15.7%)

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (9)

Institutions that held Atea Pharmaceuticals, Inc. at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to AVIR in Q1 2025
InstitutionSharesValue% of portfolio
Nuveen, LLC291,091$870.4K0.00%
Deutsche Bank AG60,263$180.2K0.00%
Aldebaran Capital, LLC37,500$112.1K0.11%
Oxford Asset Management LLP22,202$66.4K0.03%
CIBC World Markets Corp17,122$51.2K0.00%
US Bancorp6,010$18.0K0.00%
FNY Investment Advisers, LLC5,000$14.0K0.01%
Coldstream Capital Management Inc3,188$9.53K0.00%
EverSource Wealth Advisors, LLC116$3470.00%

Sold out (11)

Institutions that held Atea Pharmaceuticals, Inc. at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of AVIR in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
EcoR1 Capital, LLC3,341,653$11.2M
ADAR1 Capital Management, LLC110,000$368.5K
Marshall Wace, LLP77,581$259.9K
Verition Fund Management LLC67,304$225.5K
Marquette Asset Management, LLC47,166$158.0K
Zacks Investment Management13,966$46.8K
ExodusPoint Capital Management, LP13,817$46.0K
Leonteq Securities AG5,000$16.8K
Simplex Trading, LLC3,426$11.0K
Meeder Asset Management Inc1,584$5.31K
Caitong International Asset Management Co., Ltd479$1.60K

Not filed for Q1 2025 yet (1)

Institutions that held Atea Pharmaceuticals, Inc. at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AVIR in Q4 2024 that haven't filed for Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Nuveen Asset Management, LLC291,091$975.2K