PDFS vs ZD
Comparison between PDF Solutions Inc (PDFS, Company) and Ziff Davis Inc (ZD, Company).
PDFS is from the Technology sector, while ZD is from the Communication Services sector.
5-Year PerformancePDFS has outperformed ZD, delivering a return of +19.6% compared to -13.2%
PDFS vs ZD - Performance Comparison
Key Characteristics
Financial metrics and valuation ratios
PDFS vs ZD - Historical Returns
Returns include dividend reinvestment.
PDFS vs ZD - Annual Returns (1999 - 2026)
Returns include dividend reinvestment.
| Year | PDFS | ZD |
|---|---|---|
| 2026 | +55.33% | +49.90% |
| 2025 | +4.39% | -35.83% |
| 2024 | -12.62% | -19.27% |
| 2023 | +15.28% | -15.38% |
| 2022 | -11.18% | -30.11% |
| 2021 | +48.21% | +55.69% |
| 2020 | +26.83% | +2.14% |
| 2019 | +95.71% | +37.47% |
| 2018 | -48.60% | -5.39% |
| 2017 | -30.16% | -7.21% |
| 2016 | +116.62% | +3.62% |
| 2015 | -26.01% | +36.72% |
| 2014 | -40.68% | +27.61% |
| 2013 | +76.45% | +60.96% |
| 2012 | +99.13% | +9.44% |
| 2011 | +43.42% | -3.93% |
| 2010 | +24.87% | +39.99% |
| 2009 | +145.22% | -1.93% |
| 2008 | -84.02% | -6.79% |
| 2007 | -39.20% | -25.72% |
| 2006 | -12.42% | -37.77% |
| 2005 | +0.62% | +26.49% |
| 2004 | +12.97% | +38.78% |
| 2003 | +113.47% | +21.16% |
| 2002 | -65.44% | +332.73% |
| 2001 | +32.66% | +1496.55% |
| 2000 | N/A | -95.69% |
| 1999 | N/A | +55.92% |
PDFS vs ZD Drawdown Comparison
The maximum drawdown for PDFS was -95.46%, occurring on Mar 3, 2009. Recovery took 2918 trading sessions.
The maximum drawdown for ZD was -96.36%, occurring on Dec 26, 2000. Recovery took 557 trading sessions.
The current PDFS drawdown is -35.16%. The current ZD drawdown is -61.69%.
| Rank | PDFS | ZD |
|---|---|---|
| #1 | -95.46% Dec 28, 2001 - Aug 2, 2013 | -96.36% Dec 27, 1999 - Mar 19, 2002 |
| #2 | -70.73% Jan 22, 2014 - Nov 10, 2021 | -80.06% Nov 9, 2021 - Feb 24, 2026 |
| #3 | -65.53% Jul 10, 2023 - May 6, 2026 | -78.02% Aug 29, 2003 - Dec 3, 2014 |
| #4 | -41.84% Jun 30, 2026 - Jul 29, 2026 | -47.45% Jan 21, 2020 - Jan 27, 2021 |
| #5 | -41.41% Nov 16, 2021 - Feb 7, 2023 | -42.16% Oct 28, 2002 - Mar 26, 2003 |
| #6 | -40.43% Aug 1, 2001 - Oct 18, 2001 | -37.79% Nov 10, 1999 - Dec 27, 1999 |
| #7 | -22.73% May 11, 2026 - Jun 2, 2026 | -31.69% Dec 29, 2015 - Dec 19, 2016 |
| #8 | -21.40% Apr 3, 2023 - Jun 7, 2023 | -31.18% Aug 26, 2002 - Oct 11, 2002 |
| #9 | -19.41% Oct 22, 2001 - Dec 11, 2001 | -27.78% Mar 28, 2002 - Apr 23, 2002 |
| #10 | -10.89% Aug 5, 2013 - Sep 10, 2013 | -27.24% Jun 20, 2018 - May 9, 2019 |
| #11 | -8.76% Jun 4, 2026 - Jun 9, 2026 | -24.90% Apr 16, 2003 - May 16, 2003 |
| #12 | -8.24% Jun 25, 2026 - Jun 30, 2026 | -22.27% Jul 29, 2002 - Aug 15, 2002 |
| #13 | -7.77% Dec 13, 2001 - Dec 27, 2001 | -21.65% May 20, 2002 - Jun 21, 2002 |
| #14 | -7.37% Jun 18, 2026 - Jun 25, 2026 | -20.15% May 4, 2017 - Jun 15, 2018 |
| #15 | -6.28% Oct 4, 2013 - Oct 14, 2013 | -16.52% Jul 11, 2003 - Jul 25, 2003 |
Correlation
Correlation between PDFS and ZD is 0.57 which considered as a moderate positive correlation - the stocks show some tendency to move together.
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