ProPhase Labs (PRPH) Stock Chart & Stock Price History $0.37 +0.00 (+0.38%) Closing price 07/17/2025 04:00 PM EasternExtended Trading$0.38 +0.00 (+0.43%) As of 07/17/2025 07:55 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisChartCompetitorsEarningsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ProPhase Labs Stock Price Performance The ProPhase Labs (PRPH) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 88.37%, with a year-to-date return of -50.68%. In the past month, the stock has increased 1.91%, reflecting recent market activity. As of the latest close, ProPhase Labs traded at $0.37 with a market cap of $15.51 million and volume of 830,687 shares. Five years ago, the stock traded at $1.51, representing a 75.27% decrease over that period. At the time, it had a market cap of $17.50 million and a volume of 2,000 shares. Receive PRPH Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ProPhase Labs and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-11.83%1 Month Performance+1.91%3 Month Performance+28.76%Year-To-Date Performance-50.68%1 Year Performance-88.37%5 Year Performance-75.27% PRPH Stock Chart for Friday, July, 18, 2025 PRPH Chart by TradingView ProPhase Labs Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization07/17/2025$0.37$0.37+0.38%$0.39$0.35830,687 shs$15.51 million07/16/2025$0.42$0.37-10.58%$0.42$0.371.02 million shs$15.45 million07/15/2025$0.43$0.42-2.16%$0.43$0.40424,770 shs$17.28 million07/14/2025$0.42$0.43+0.40%$0.44$0.41369,637 shs$17.66 million07/11/2025$0.43$0.42-1.47%$0.44$0.42354,394 shs$17.59 million07/10/2025$0.42$0.43+1.34%$0.44$0.42277,317 shs$17.85 million07/09/2025$0.43$0.42-2.28%$0.45$0.42454,699 shs$17.62 million07/08/2025$0.44$0.43-1.83%$0.46$0.42544,871 shs$18.03 million07/07/2025$0.41$0.44+8.89%$0.45$0.42915,783 shs$18.37 million07/04/2025$0.41$0.41$0.43$0.40479,916 shs$16.87 million Get the Latest News and Ratings for PRPH and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ProPhase Labs and its competitors with MarketBeat's FREE daily newsletter. 07/03/2025$0.40$0.41+0.57%$0.43$0.40479,916 shs$16.87 million07/02/2025$0.38$0.40+5.68%$0.41$0.39833,134 shs$16.77 million07/01/2025$0.39$0.38-2.38%$0.41$0.38673,754 shs$15.87 million06/30/2025$0.37$0.39+6.62%$0.41$0.381.22 million shs$16.26 million06/27/2025$0.34$0.37+7.06%$0.38$0.351.46 million shs$15.25 million06/26/2025$0.35$0.34-1.78%$0.35$0.341.20 million shs$14.24 million06/25/2025$0.35$0.35-0.29%$0.36$0.34590,458 shs$14.50 million06/24/2025$0.34$0.35+4.45%$0.37$0.32762,925 shs$14.54 million06/23/2025$0.34$0.34-0.27%$0.36$0.331.66 million shs$13.92 million06/20/2025$0.37$0.34-8.30%$0.36$0.341.36 million shs$13.96 million06/19/2025$0.37$0.37$0.39$0.333.62 million shs$15.22 million06/18/2025$0.35$0.37+4.69%$0.39$0.333.62 million shs$15.22 million06/17/2025$0.33$0.35+5.23%$0.40$0.3464.13 million shs$14.54 million Related Companies INCR Stock Chart PMVP Stock Chart VTGN Stock Chart GNTA Stock Chart RPTX Stock Chart IRD Stock Chart ANEB Stock Chart IKNA Stock Chart KLTO Stock Chart CNTX Stock Chart Receive PRPH Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ProPhase Labs and its competitors with MarketBeat's FREE daily newsletter. 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