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Prophase Labs PRPH · USD

Health Care · US listing · 🇺🇸 United States

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0.01

+92.68%

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
Sykon Capital LLC644.8k31.51%+644.8k30 Jun 2025
The Vanguard Group, Inc.408.3k19.95%—30 Jun 2025
Geode Capital Management, L.L.C.259.1k12.66%+31.4k30 Jun 2025
Hightower Advisors, LLC229.5k11.21%—30 Jun 2025
Quinn Opportunity Partners LLC218.1k10.66%−100k30 Jun 2025
Apollon Wealth Management, LLC182.5k8.92%+182.5k30 Sept 2025
Renaissance Technologies LLC137.9k6.74%−161.9k30 Jun 2025
XTX Markets LLC102.5k5.01%+102.5k30 Jun 2025
Susquehanna International Group, LLP102k4.99%+28k30 Jun 2025
Chapin Davis Asset Management80k3.91%—30 Sept 2025
Citi Investment Research (US)59.5k2.91%+59.5k30 Jun 2025
UBS Financial Services, Inc.57.7k2.82%+48.6k30 Jun 2025
State Street Investment Management (US)44.7k2.18%—30 Jun 2025
Virtu Americas LLC40.4k1.97%+40.4k30 Jun 2025
Two Sigma Investments, LP37.8k1.85%+3.4k30 Jun 2025

Short interest

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

56.7k

-27.7% on the period before. 1.0 days to cover.

Short volume

Share of the day's trading sold short, 2 Jan 2026

87.9%

Last 51 trading days.

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.