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B

Butterfly Network BFLY · USD

Health Care · US listing · 🇺🇸 United States

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6.67

+4.71%

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
BLACKROCK, INC.16m6.46%+1m31 Mar 2026
Glenview Capital Management, LLC14.3m5.80%—12 Feb 2026
GLENVIEW CAPITAL MANAGEMENT, LLC14.3m5.80%—31 Mar 2026
BlackRock Institutional Trust Company, N.A.13.7m5.56%+1.1m31 Dec 2025
The Vanguard Group, Inc.11.3m4.58%+275.9k31 Dec 2025
Fosun International Ltd10.7m4.34%—31 Dec 2025
FOSUN INTERNATIONAL LTD10.7m4.34%—31 Mar 2026
HOOD RIVER CAPITAL MANAGEMENT LLC8.6m3.49%+1.7m31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC8.2m3.31%+8.2m31 Mar 2026
Hood River Capital Management LLC7m2.81%+1.5m31 Dec 2025
ARK Investment Management LLC6.2m2.53%+99.1k31 Dec 2025
STATE STREET CORP5.5m2.24%+166.7k31 Mar 2026
State Street Investment Management (US)5.4m2.17%−583k31 Dec 2025
ARK INVESTMENT MANAGEMENT LLC5.2m2.12%−1m31 Mar 2026
GEODE CAPITAL MANAGEMENT, LLC4.8m1.95%+130k31 Mar 2026

Short interest

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

33.6m

+6.2% on the period before. 6.2 days to cover.

Short volume

Share of the day's trading sold short, 4 Nov 2026

71.7%

Last 60 trading days.

Failed deliveries

Shares not delivered on settlement, from the SEC

  • 30 Sept 2026600 shares
  • 28 Sept 202628,418 shares
  • 25 Sept 202663 shares
  • 21 Sept 202620,067 shares
  • 2 Sept 2026876 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.