In Sweden most people are keeping their savings in ordinary saving account without any interest return. In this study two investment strategies have been examined; Graham Screener and Net Nets strategy. Investigating which of these performs better on the different Swedish stock markets. The subgroups that have been investigated are Large Cap, Mid Cap and Small Cap. The focus of this study is to find out which strategy yields the highest return with risk taken into consideration. After testing the strategies over a 15-year time period the study concluded that the Graham Screener strategy is to prefer over Net Nets strategy. The results also gave a hint that the market efficiency theory could be questioned according to the calculations in this study.

If more people are starting to invest, then the focus on the effective markethypothesis will increase. The hypothesis's basic idea is that stock pricesalready reflect all available information and outperforming the marketthrough investment strategies is not possible. This study presents how twoinvestment strategies, CAN SLIM and Peter Lynch, has performed on andagainst the S&P 500 under a 10 year period. The result of the study showsthat the efficient market hypothesis does not hold and that an excess returncompared to the market is possible. Between the investment strategies therewas a comparison and analysis regarding the Sharpe ratio and the CapitalAsset Pricing Model. Conclusively, the study shows that CAN SLIM is thestrategy that has performed the best under the period that the study is basedon.