ProPhase Labs, Inc. (PRPH) Stock Price History
Historical prices from 1994 to 2026
- 1M
- -27.8%
- 3M
- -12.4%
- YTD
- -79.9%
- 1Y
- -83.7%
- 3Y
- -73.2%
- 5Y
- -52.3%
Loading 10-year price history...
PRPH Historical Performance
PRPH Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- +82.7%
- 2003 annual price return
- +86.3%
- 2004 annual price return
- -18.3%
- 2005 annual price return
- +64.7%
- 2006 annual price return
- -59.3%
- 2007 annual price return
- -16.2%
- 2008 annual price return
- -23.4%
- 2009 annual price return
- -52.8%
- 2010 annual price return
- -40.0%
- 2011 annual price return
- -5.0%
- 2012 annual price return
- +11.5%
- 2013 annual price return
- +15.0%
- 2014 annual price return
- -12.0%
- 2015 annual price return
- +5.6%
- 2016 annual price return
- +43.9%
- 2017 annual price return
- +6.9%
- 2018 annual price return
- +40.6%
- 2019 annual price return
- -39.4%
- 2020 annual price return
- +15.3%
- 2021 annual price return
- -32.1%
- 2022 annual price return
- +29.9%
- 2023 annual price return
- -52.8%
- 2024 annual price return
- -67.4%
- 2025 annual price return
- -48.9%
- 2026 annual price return
- -58.3%
PRPH Stock Price Trajectory (1994–2026)
As of July 7, 2026, ProPhase Labs, Inc. (PRPH) trades at $0.07, representing a -83.7% return over the past year. The stock has delivered a -76.9% total return over five years (-52.3% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $46.00 on October 14, 1997. From this peak, PRPH has corrected -99.8%, currently trading 94% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers QDEL (-38.4% 1Y), CLOV (+75.1% 1Y), and BNGO (-64.7% 1Y), PRPH has underperformed the peer group average. Compare PRPH vs QDEL →
PRPH Historical Price Data · from 1994
Rows 1–50 of 8,116| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-07-06 | 0.07 | 0.08 | 0.07 | 0.07 | 67K | -7.44% |
| 2026-07-02 | 0.08 | 0.08 | 0.07 | 0.08 | 51K | -2.50% |
| 2026-07-01 | 0.08 | 0.08 | 0.07 | 0.08 | 496K | -13.04% |
| 2026-06-30 | 0.09 | 0.10 | 0.09 | 0.09 | 5K | +1.10% |
| 2026-06-29 | 0.09 | 0.11 | 0.09 | 0.09 | 21K | -0.11% |
| 2026-06-25 | 0.10 | 0.10 | 0.09 | 0.09 | 6K | -4.71% |
| 2026-06-24 | 0.11 | 0.11 | 0.10 | 0.10 | 650 | +6.22% |
| 2026-06-23 | 0.08 | 0.11 | 0.08 | 0.09 | 73K | +15.38% |
| 2026-06-22 | 0.08 | 0.08 | 0.08 | 0.08 | 2K | +4.00% |
| 2026-06-18 | 0.07 | 0.07 | 0.07 | 0.07 | 10K | 0.00% |
| 2026-06-17 | 0.08 | 0.08 | 0.07 | 0.07 | 114K | -3.23% |
| 2026-06-16 | 0.08 | 0.08 | 0.08 | 0.08 | 6K | -3.37% |
| 2026-06-15 | 0.07 | 0.08 | 0.07 | 0.08 | 2K | +0.25% |
| 2026-06-12 | 0.10 | 0.10 | 0.07 | 0.08 | 94K | -19.84% |
| 2026-06-11 | 0.10 | 0.10 | 0.10 | 0.10 | 349 | 0.00% |
| 2026-06-10 | 0.10 | 0.10 | 0.10 | 0.10 | 45K | -0.20% |
| 2026-06-09 | 0.10 | 0.10 | 0.10 | 0.10 | 853 | 0.00% |
| 2026-06-08 | 0.09 | 0.10 | 0.09 | 0.10 | 9K | -20.00% |
| 2026-06-04 | 0.14 | 0.14 | 0.11 | 0.13 | 52K | -7.61% |
| 2026-06-03 | 0.14 | 0.15 | 0.14 | 0.14 | 19K | -1.46% |
| 2026-06-02 | 0.12 | 0.15 | 0.12 | 0.14 | 123K | +18.87% |
| 2026-06-01 | 0.10 | 0.12 | 0.10 | 0.12 | 37K | +15.50% |
| 2026-05-29 | 0.10 | 0.10 | 0.10 | 0.10 | 29K | +16.82% |
| 2026-05-28 | 0.12 | 0.12 | 0.08 | 0.09 | 12K | +2.51% |
| 2026-05-27 | 0.09 | 0.09 | 0.08 | 0.08 | 229 | -2.57% |
| 2026-05-26 | 0.12 | 0.12 | 0.09 | 0.09 | 1K | -12.99% |
| 2026-05-22 | 0.12 | 0.12 | 0.10 | 0.10 | 7 | +2.50% |
| 2026-05-21 | 0.09 | 0.12 | 0.09 | 0.10 | 57 | -4.19% |
| 2026-05-20 | 0.10 | 0.10 | 0.10 | 0.10 | 112 | +18.00% |
| 2026-05-19 | 0.10 | 0.10 | 0.09 | 0.09 | 14K | -18.43% |
| 2026-05-18 | 0.10 | 0.10 | 0.10 | 0.10 | 8K | -5.19% |
| 2026-05-15 | 0.10 | 0.11 | 0.10 | 0.11 | 6K | +5.57% |
| 2026-05-14 | 0.11 | 0.12 | 0.10 | 0.10 | 45K | -5.36% |
| 2026-05-13 | 0.12 | 0.12 | 0.11 | 0.11 | 5K | -8.33% |
| 2026-05-12 | 0.12 | 0.12 | 0.12 | 0.12 | 11K | -6.83% |
| 2026-05-11 | 0.10 | 0.14 | 0.10 | 0.13 | 3K | -4.59% |
| 2026-05-08 | 0.10 | 0.14 | 0.10 | 0.14 | 13K | +12.50% |
| 2026-05-07 | 0.13 | 0.14 | 0.12 | 0.12 | 43K | -14.29% |
| 2026-05-06 | 0.13 | 0.14 | 0.13 | 0.14 | 3K | -5.72% |
| 2026-05-05 | 0.15 | 0.15 | 0.13 | 0.15 | 14K | +19.76% |
| 2026-05-04 | 0.11 | 0.15 | 0.11 | 0.12 | 23K | -0.80% |
| 2026-05-01 | 0.11 | 0.14 | 0.11 | 0.13 | 44K | +9.65% |
| 2026-04-30 | 0.11 | 0.11 | 0.11 | 0.11 | 1K | 0.00% |
| 2026-04-29 | 0.12 | 0.12 | 0.11 | 0.11 | 5K | 0.00% |
| 2026-04-28 | 0.13 | 0.13 | 0.11 | 0.11 | 56K | -9.31% |
| 2026-04-27 | 0.13 | 0.15 | 0.13 | 0.13 | 5K | +10.36% |
| 2026-04-24 | 0.11 | 0.13 | 0.11 | 0.11 | 12K | +5.95% |
| 2026-04-23 | 0.13 | 0.13 | 0.11 | 0.11 | 44K | +4.37% |
| 2026-04-22 | 0.10 | 0.12 | 0.10 | 0.10 | 17K | -14.17% |
| 2026-04-21 | 0.10 | 0.12 | 0.08 | 0.12 | 42K | +49.81% |
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
DCA Calculator
See how regular investing compounds over time.
Peer Comparison
Compare growth, multiples, and margins vs sector.
PRPH — Frequently Asked Questions
Quick answers to the most common questions about buying PRPH stock.
How has PRPH stock performed recently?
PRPH declined -83.7% over the past year, below its 5-year annualized CAGR of -52.3%. The stock trades below its 200-day moving average, reflecting the downtrend.
What is PRPH's all-time high price?
ProPhase Labs, Inc. reached $46.00 on 1997-10-14. The 52-week high is $1.84. Current 1-year return of -83.7% places the stock further from historical peaks.
Where can I download PRPH historical price data?
This page provides PRPH daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1994-2026, downloadable in CSV format.