Log InSign Up
MissionModelBlogPricingVitaeLeaderboardLibrary

PRPH

ReportsReports MetricsMetrics
EventsEvents
Yahoo Finance Google Finance Market Beat Bar Chart
AI Stock SynopsesAI Stock Synopses

ProPhase Labs Inc. Common Stock (DE) (NASDAQ:PRPH)

Real-time price： | Most recent change：0.00%

ProPhase Labs, Inc., formerly known as The Quigley Corporation, is a manufacturer, marketer and distributor of a diversified range of homeopathic and health products that are offered to the general public. The Company's mission is to develop and market natural health care pharmaceuticals and nutriceuticals that offer pioneering new options to improve patient treatment results. Its consumer health products, marketed through ProPhase Labs and certain subsidiaries, include the original COLD-EEZE', a zinc gluconate glycine product. COLD-EEZE' family of lozenges and sugar free tablets reduce the severity and duration of the common cold. Its customers include wholesalers and distributors, as well as independent and chain food, drug and mass merchandise stores and pharmacies. ProPhase Labs is also engaged in the research and development of potential natural base health products along with supplements and cosmeceuticals for human and veterinary use. The Company is headquartered in Doylestown, Pennsylvania....

+See More


Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 3 October 2026

Blog+More

Foxconn invests $10 billion in a new manufacturing plant for LCD display panels in Wisconsin.

Chanel Holden

2017-07-13 08:35:00 Thursday ET

Foxconn invests $10 billion in a new manufacturing plant for LCD display panels in Wisconsin.

President Donald Trump has announced that a major Apple iPhone upstream supplier, Foxconn Technology Group (aka Hon Hai Precision Group), will invest $10 bi

+See More

Nobel Laureate Robert Shiller's long-term stock market indicator points to a recent peak.

Apple Boston

2018-09-17 12:40:00 Monday ET

Nobel Laureate Robert Shiller's long-term stock market indicator points to a recent peak.

Nobel Laureate Robert Shiller's long-term stock market indicator points to a recent peak. His cyclically-adjusted P/E ratio (or CAPE) accounts for long-

+See More

Paul Morland suggests that demographic changes lead to modern economic growth in the current world.

Laura Hermes

2023-10-28 12:29:00 Saturday ET

Paul Morland suggests that demographic changes lead to modern economic growth in the current world.

Paul Morland suggests that demographic changes lead to modern economic growth in the current world. Paul Morland (2019)   The human tide: how

+See More

Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018.

Charlene Vos

2018-12-22 14:38:00 Saturday ET

Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018.

Federal Reserve raises the interest rate to the target range of 2.25% to 2.5% as of December 2018. Fed Chair Jerome Powell highlights the dovish interest ra

+See More

Business leaders often think from a systemic perspective, share bold visions, build great teams, and learn new business models.

Becky Berkman

2020-08-05 08:33:00 Wednesday ET

Business leaders often think from a systemic perspective, share bold visions, build great teams, and learn new business models.

Business leaders often think from a systemic perspective, share bold visions, build great teams, and learn new business models. Peter Senge (2006) &nb

+See More

Daniel Goleman explains why emotional intelligence is more important than high IQ for our success, virtue, and happiness in life.

Olivia London

2025-06-21 10:25:00 Saturday ET

Daniel Goleman explains why emotional intelligence is more important than high IQ for our success, virtue, and happiness in life.

Former New York Times science author and Harvard psychologist Daniel Goleman explains why emotional intelligence can serve as a more important critical succ

+See More