Atea Pharmaceuticals

AVIR · NASDAQ

$4.47+$0.075 (+1.71%)TodayMarket closed ·
Prev close $4.39

Who owns AVIR

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 59.6% of AVIR’s shares.

  • Fidelity Management & Research Company LLC15.0%
  • BML Capital Management LLC8.7%
  • BlackRock Institutional Trust Company, N.A.8.0%
  • JPM Partner LLC6.4%
  • Next 6 largest institutions21.5%
  • All other shareholders40.4%
Top institutional holders of AVIR
HolderShares% of shares
Fidelity Management & Research Company LLC12.00M15.00%
BML Capital Management LLC6.95M8.69%
BlackRock Institutional Trust Company, N.A.6.41M8.01%
JPM Partner LLC5.12M6.39%
Tang Capital Management, LLC4.81M6.02%
Radoff Family Foundation3.38M4.22%
Vanguard Capital Management, LLC2.96M3.70%
Bain Capital Life Sciences Investors, LLC2.08M2.59%
Acadian Asset Management LLC2.04M2.54%
Geode Capital Management, L.L.C.1.96M2.45%

Largest mutual fund holders

Top mutual fund holders of AVIR
HolderShares% of shares
Fidelity Growth Company Fund3.10M3.87%
Vanguard Total Stock Market Index Fund2.03M2.54%
iShares Russell 2000 ETF1.83M2.28%
Fidelity Growth Company K6 Fund1.22M1.53%
Vanguard Extended Market Index Fund867.53K1.08%

Insider trades

Form 4 filings by officers, directors and large holders

Over the last 6 months, insiders bought $25.45K (1 trade) of AVIR on the open market, with no sales.

Latest AVIR insider transactions
InsiderTypeSharesValue
Lucidi BrunoAward37.70K—
Lucidi BrunoAward26.70K—
Lucidi BrunoOption exercise29.60K—
Lucidi BrunoOption exercise29.60K—
Berman HowardAward37.70K—
Berman HowardAward26.70K—
Adams Jerome M.Award37.70K—
Adams Jerome M.Award26.70K—
Adams Jerome M.Option exercise29.60K—
Adams Jerome M.Option exercise29.60K—

Short interest

Settled Sep 30, 2026

Shares short
7.89M
Days to cover
25.86
% of shares outstanding
9.85%
Average daily volume
304.92K
Change since last report
+3.4%

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