GRNA vs POCI
Comparison between GreenLight Biosciences Inc (GRNA, Company) and Precision Optics Corp Inc (POCI, Company).
GRNA vs POCI - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
Market Cap
Winner
GRNA
$45M
POCI
$45M
Max Drawdown
Winner
GRNA
98.70%
POCI
100.00%
Sharpe Ratio
GRNA
-1.27
Winner
POCI
0.09
5Y Beta
GRNA
N/A
POCI
0.28
Industry
GRNA
N/A
POCI
Medical Instruments & Supplies
P/E Ratio
GRNA
-1.59
Winner
POCI
-6.54
5Y EPS CAGR
GRNA
N/A
POCI
62.49%
Debt to Equity
GRNA
112.33%
Winner
POCI
7.13%
Free Cash Flow Yield
GRNA
N/A
POCI
-3.34%
P/S Ratio
GRNA
4.39
Winner
POCI
1.66
P/B Ratio
Winner
GRNA
2.07
POCI
2.38
GRNA vs POCI - Historical Returns
Returns include dividend reinvestment.
1M
Winner
GRNA
+0.84%
POCI
+0.33%
3M
Winner
GRNA
+42.28%
POCI
-7.69%
6M
GRNA
-59.61%
Winner
POCI
+2.93%
1Y
GRNA
-92.34%
Winner
POCI
-1.72%
5Y(CAGR)
GRNA
N/A
POCI
-2.67%
10Y(CAGR)
GRNA
N/A
POCI
+8.07%
Max(CAGR)
GRNA
-89.56%
Winner
POCI
-10.50%
GRNA vs POCI - Annual Returns (1999 - 2026)
Returns include dividend reinvestment.
| Year | GRNA | POCI |
|---|---|---|
| 2026 | N/A | +7.29% |
| 2025 | N/A | -16.47% |
| 2024 | N/A | -22.01% |
| 2023 | -73.96% | +6.55% |
| 2022 | -87.44% | -22.71% |
| 2021 | N/A | +50.00% |
| 2020 | N/A | -25.00% |
| 2019 | N/A | +39.53% |
| 2018 | N/A | +229.27% |
| 2017 | N/A | -30.51% |
| 2016 | N/A | -6.35% |
| 2015 | N/A | +11.67% |
| 2014 | N/A | -33.33% |
| 2013 | N/A | +5.88% |
| 2012 | N/A | -39.29% |
| 2011 | N/A | +833.33% |
| 2010 | N/A | -86.36% |
| 2009 | N/A | +450.00% |
| 2008 | N/A | -96.28% |
| 2007 | N/A | -55.94% |
| 2006 | N/A | +24.14% |
| 2005 | N/A | -70.34% |
| 2004 | N/A | -41.78% |
| 2003 | N/A | +740.00% |
| 2002 | N/A | -65.75% |
| 2001 | N/A | -69.68% |
| 2000 | N/A | -85.16% |
| 1999 | N/A | +1384.01% |
GRNA vs POCI Drawdown Comparison
The maximum drawdown for GRNA was -98.70%, occurring on May 24, 2023. This drawdown has not yet recovered.
The maximum drawdown for POCI was -100.00%, occurring on Jul 29, 2010. This drawdown has not yet recovered.
The current GRNA drawdown is -97.79%. The current POCI drawdown is -99.84%.
| Rank | GRNA | POCI |
|---|---|---|
| #1 | -98.70% Mar 21, 2022 - May 24, 2023 | -100.00% Mar 2, 2000 - Jul 29, 2010 |
| #2 | -47.65% Feb 3, 2022 - Mar 10, 2022 | -38.27% Jan 21, 2000 - Feb 15, 2000 |
| #3 | -11.72% Mar 11, 2022 - Mar 15, 2022 | -36.87% Dec 30, 1999 - Jan 21, 2000 |
| #4 | -0.30% Mar 15, 2022 - Mar 17, 2022 | -33.33% Nov 26, 1999 - Dec 13, 1999 |
| #5 | N/A | -28.78% Nov 15, 1999 - Nov 19, 1999 |
| #6 | N/A | -23.53% Nov 4, 1999 - Nov 15, 1999 |
| #7 | N/A | -14.65% Dec 13, 1999 - Dec 15, 1999 |
| #8 | N/A | -13.64% Dec 21, 1999 - Dec 27, 1999 |
| #9 | N/A | -11.81% Feb 16, 2000 - Feb 25, 2000 |
| #10 | N/A | -9.10% Dec 15, 1999 - Dec 21, 1999 |
| #11 | N/A | -7.49% Feb 28, 2000 - Mar 2, 2000 |
| #12 | N/A | -5.81% Nov 22, 1999 - Nov 24, 1999 |
Correlation
Correlation between GRNA and POCI is -0.28 which considered as a very weak or no correlation - the stocks move independently of each other.
-0.28
-101
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