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It’s not just buy and hold S&P, market timing matters!
Buy and hold strategy has been the individual investor's favorite tool, but does it always work? Here we backtest buy and hold strategy on S&P500 onto 30 years worth of data. The key finding is - yes it works, but can be optimized by market timing.

Kaloyan Petkov
4 days ago6 min read


5 Most Important KPIs To Your Stock Portfolio
The first and most urgent question for management is always can we measure the characteristics of the process? Are our tools good enough...

Kaloyan Petkov
Apr 23, 20256 min read


Why stocks with negative earnings are beating S&P500 return?
How it is possible for companies with negative earnings to have stock return higher than S&P500. Deep dive in the numbers!

Kaloyan Petkov
Feb 12, 20258 min read


2024 Stock Market Performance With Risk-Adj. Returns And Exposures
Performance of the financial markets in 2024 from the lens of risk and value added. Including estimating exposures to risk.

Kaloyan Petkov
Jan 4, 20256 min read


Estimating Cost of Equity
Cost of equity is a crucial metric for both investors and financial management. Here we summarize the most common approach to estimating it.

Plamen Patev
Jan 1, 20256 min read


Understand Active vs. Passive Investing
In very formal terms “investment” is the purchase of goods that are not consumed immediately but are used to create wealth in the future....

Plamen Patev
Jan 1, 20257 min read
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