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Atara Biotherapeutics ATRA · USD

Health Care · US listing · 🇺🇸 United States

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8.18

+3.94%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
ECOR1 CAPITAL, LLC1.6m21.53%+1.5m30 Jun 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.850k11.79%+150k30 Jun 2026
POINT72 ASSET MANAGEMENT, L.P.687.7k9.54%+493.5k30 Jun 2026
REDMILE GROUP, LLC441.7k6.13%—30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC247k3.43%+29.2k30 Jun 2026
MACKENZIE FINANCIAL CORP233.2k3.24%−80.4k30 Jun 2026
BLACKROCK, INC.84.5k1.17%+5.4k30 Jun 2026
GEODE CAPITAL MANAGEMENT, LLC75.1k1.04%+9k30 Jun 2026
STALEY CAPITAL ADVISERS INC50k0.69%—30 Jun 2026
VANGUARD FIDUCIARY TRUST CO43k0.60%+9.4k30 Jun 2026
ACADIAN ASSET MANAGEMENT LLC38.8k0.54%−92.1k30 Jun 2026
JANE STREET GROUP, LLC30.3k0.42%−3.5k30 Jun 2026
STATE STREET CORP26.5k0.37%—30 Jun 2026
NORTHERN TRUST CORP16.6k0.23%+4.3k30 Jun 2026
FMR LLC16.2k0.23%—30 Jun 2026

Short interest

Shares sold short, 15 Oct 2026. US exchange data.

350.3k

+8.8% on the period before. 8.7 days to cover.

Short volume

Share of the day's trading sold short, 5 Nov 2026

42.7%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 29 Sept 2026194 shares
  • 28 Sept 20263,906 shares
  • 24 Sept 2026828 shares
  • 17 Sept 20262,316 shares
  • 8 Sept 2026805 shares

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.