PRPH vs ATMCR
Comparison between ProPhase Labs Inc (PRPH, Company) and AlphaTime Acquisition Corp (ATMCR, Company).
PRPH vs ATMCR - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
Market Cap
Winner
PRPH
$415K
ATMCR
$411K
Max Drawdown
PRPH
99.95%
Winner
ATMCR
57.25%
Sharpe Ratio
PRPH
-1.32
Winner
ATMCR
0.66
5Y Beta
PRPH
N/A
ATMCR
-0.12
Industry
PRPH
Diagnostics & Research
ATMCR
N/A
P/E Ratio
Winner
PRPH
-0.01
ATMCR
0.97
Forward P/E
PRPH
10.53
ATMCR
N/A
Debt to Equity
PRPH
7.54%
Winner
ATMCR
0.00%
Free Cash Flow Yield
PRPH
N/A
ATMCR
21.77%
PRPH vs ATMCR - Historical Returns
Returns include dividend reinvestment.
1M
Winner
PRPH
+16.69%
ATMCR
+0.00%
3M
Winner
PRPH
+38.89%
ATMCR
+0.00%
6M
PRPH
-80.77%
Winner
ATMCR
+0.00%
1Y
PRPH
-97.08%
Winner
ATMCR
+20.33%
5Y(CAGR)
PRPH
-71.95%
ATMCR
N/A
10Y(CAGR)
PRPH
-34.83%
ATMCR
N/A
Max(CAGR)
PRPH
-17.16%
Winner
ATMCR
+8.07%
PRPH vs ATMCR - Annual Returns (1999 - 2026)
Returns include dividend reinvestment.
| Year | PRPH | ATMCR |
|---|---|---|
| 2026 | -72.42% | +0.00% |
| 2025 | -94.91% | +42.41% |
| 2024 | -83.68% | +33.76% |
| 2023 | -52.77% | -31.48% |
| 2022 | +41.02% | N/A |
| 2021 | -28.83% | N/A |
| 2020 | +361.31% | N/A |
| 2019 | -27.05% | N/A |
| 2018 | +86.58% | N/A |
| 2017 | +6.90% | N/A |
| 2016 | +43.88% | N/A |
| 2015 | +5.63% | N/A |
| 2014 | -12.05% | N/A |
| 2013 | +15.00% | N/A |
| 2012 | +11.48% | N/A |
| 2011 | -4.96% | N/A |
| 2010 | -40.00% | N/A |
| 2009 | -52.77% | N/A |
| 2008 | -23.37% | N/A |
| 2007 | -16.17% | N/A |
| 2006 | -59.27% | N/A |
| 2005 | +64.72% | N/A |
| 2004 | -18.33% | N/A |
| 2003 | +86.34% | N/A |
| 2002 | +82.72% | N/A |
| 2001 | +162.86% | N/A |
| 2000 | -46.93% | N/A |
| 1999 | -42.04% | N/A |
PRPH vs ATMCR Drawdown Comparison
The maximum drawdown for PRPH was -99.95%, occurring on Mar 26, 2026. This drawdown has not yet recovered.
The maximum drawdown for ATMCR was -57.25%, occurring on Dec 7, 2023. Recovery took 398 trading sessions.
The current PRPH drawdown is -99.93%. The current ATMCR drawdown is -35.87%.
| Rank | PRPH | ATMCR |
|---|---|---|
| #1 | -99.95% Jul 11, 2022 - Mar 26, 2026 | -57.25% Mar 8, 2023 - Oct 7, 2024 |
| #2 | -95.91% Dec 1, 2005 - Nov 30, 2020 | -54.13% Oct 7, 2024 - Jul 3, 2025 |
| #3 | -77.08% Nov 5, 1999 - Jan 2, 2002 | -50.00% Sep 4, 2025 - Dec 1, 2025 |
| #4 | -71.19% Jan 15, 2021 - Jul 7, 2022 | -22.92% Jul 3, 2025 - Jul 25, 2025 |
| #5 | -62.89% Apr 17, 2002 - Aug 19, 2003 | -20.97% Aug 15, 2025 - Sep 4, 2025 |
| #6 | -34.89% Dec 26, 2003 - Nov 8, 2005 | -11.80% Jan 19, 2023 - Jan 25, 2023 |
| #7 | -29.27% Jan 9, 2002 - Mar 11, 2002 | -9.36% Jul 25, 2025 - Aug 4, 2025 |
| #8 | -24.98% Aug 21, 2003 - Dec 23, 2003 | -8.29% Aug 7, 2025 - Aug 15, 2025 |
| #9 | -18.40% Dec 15, 2020 - Jan 6, 2021 | N/A |
| #10 | -17.01% Dec 1, 2020 - Dec 15, 2020 | N/A |
| #11 | -13.64% Nov 1, 1999 - Nov 5, 1999 | N/A |
| #12 | -12.42% Nov 11, 2005 - Dec 1, 2005 | N/A |
| #13 | -9.30% Mar 25, 2002 - Mar 28, 2002 | N/A |
| #14 | -7.51% Mar 28, 2002 - Apr 5, 2002 | N/A |
| #15 | -5.98% Jan 2, 2002 - Jan 4, 2002 | N/A |
Correlation
Correlation between PRPH and ATMCR is -0.51 which considered as a moderate negative correlation - the stocks show some tendency to move in opposite directions.
-0.51
-101
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