Correlation Between Vanguard Total and Parnassus Mid

Can any of the company-specific risk be diversified away by investing in both Vanguard Total and Parnassus Mid at the same time? Although using a correlation coefficient on its own may not help to predict future stock returns, this module helps to understand the diversifiable risk of combining Vanguard Total and Parnassus Mid into the same portfolio, which is an essential part of the fundamental portfolio management process.

By analyzing existing cross correlation between Vanguard Total Stock and Parnassus Mid Cap, you can compare the effects of market volatilities on Vanguard Total and Parnassus Mid and check how they will diversify away market risk if combined in the same portfolio for a given time horizon. You can also utilize pair trading strategies of matching a long position in Vanguard Total with a short position of Parnassus Mid. Check out your portfolio center. Please also check ongoing floating volatility patterns of Vanguard Total and Parnassus Mid.

Diversification Opportunities for Vanguard Total and Parnassus Mid

0.99

Correlation Coefficient

Vanguard Total  Parnassus Mid

No risk reduction

The 3 months correlation between Vanguard and Parnassus is 0.99. Overlapping area represents the amount of risk that can be diversified away by holding Vanguard Total Stock and Parnassus Mid Cap in the same portfolio, assuming nothing else is changed. The correlation between historical prices or returns on Parnassus Mid Cap and Vanguard Total is a relative statistical measure of the degree to which these equity instruments tend to move together. The correlation coefficient measures the extent to which returns on Vanguard Total Stock are associated (or correlated) with Parnassus Mid. Values of the correlation coefficient range from -1 to +1, where. The correlation of zero (0) is possible when the price movement of Parnassus Mid Cap has no effect on the direction of Vanguard Total i.e., Vanguard Total and Parnassus Mid go up and down completely randomly.

Pair Corralation between Vanguard Total and Parnassus Mid

Assuming the 90 days horizon Vanguard Total Stock is expected to generate 0.88 times more return on investment than Parnassus Mid. However, Vanguard Total Stock is 1.13 times less risky than Parnassus Mid. It trades about 0.24 of its potential returns per unit of risk. Parnassus Mid Cap is currently generating about 0.2 per unit of risk. If you would invest  13,346  in Vanguard Total Stock on May 6, 2025 and sell it today you would earn a total of  1,539  from holding Vanguard Total Stock or generate 11.53% return on investment over 90 days.

Time Period	3 Months [change]
Direction	Moves Together
Strength	Very Strong
Accuracy	100.0%
Values	Daily Returns

Vanguard Total Stock  vs.  Parnassus Mid Cap

Vanguard Total Stock

Risk-Adjusted Performance

Solid

Compared to the overall equity markets, risk-adjusted returns on investments in Vanguard Total Stock are ranked lower than 18 (%) of all funds and portfolios of funds over the last 90 days. In spite of fairly weak primary indicators, Vanguard Total may actually be approaching a critical reversion point that can send shares even higher in September 2025.

Parnassus Mid Cap

Risk-Adjusted Performance

Good

Compared to the overall equity markets, risk-adjusted returns on investments in Parnassus Mid Cap are ranked lower than 15 (%) of all funds and portfolios of funds over the last 90 days. In spite of fairly weak primary indicators, Parnassus Mid may actually be approaching a critical reversion point that can send shares even higher in September 2025.

Pair Trading with Vanguard Total and Parnassus Mid

The main advantage of trading using opposite Vanguard Total and Parnassus Mid positions is that it hedges away some unsystematic risk. Because of two separate transactions, even if Vanguard Total position performs unexpectedly, Parnassus Mid can make up some of the losses. Pair trading also minimizes risk from directional movements in the market. For example, if an entire industry or sector drops because of unexpected headlines, the short position in Parnassus Mid will offset losses from the drop in Parnassus Mid's long position.

The idea behind Vanguard Total Stock and Parnassus Mid Cap pairs trading is to make the combined position market-neutral, meaning the overall market's direction will not affect its win or loss (or potential downside or upside). This can be achieved by designing a pairs trade with two highly correlated stocks or equities that operate in a similar space or sector, making it possible to obtain profits through simple and relatively low-risk investment.

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Note that this page's information should be used as a complementary analysis to find the right mix of equity instruments to add to your existing portfolios or create a brand new portfolio. You can also try the Performance Analysis module to check effects of mean-variance optimization against your current asset allocation.