Small-cap stocks are preferred by investors for their higher returns, but it can be difficult to choose the right ones. For example, the BSE smallcap index has approximately 650 stocks making it hard to choose value stocks. You can zero in on them by monitoring where institutional investors, such as mutual funds or foreign institutional investors, park their money.Moneycontrol created a list of stocks where mutual funds have increased their stakes every quarter for the past year. 26 stocks were consistently bought from the small-cap group. Seventeen of these stocks doubled the wealth of investors in the first seven month of 2021. Data Source: ACE Equity. Moneycontrol SWOT analysis 6 found that 7 of these stocks had more strengths than weaknesses.In 2021, the stock price has risen 220 percent to Rs 1522 a share from Rs 476 on December 31, 2020. In the September 2020 quarter, MFs increased to 0.17 percent in December 2020 (0.42%), March 2021 (0.46%), and June 21st to 0.86%.In 2021, the stock price has risen 158 percent to Rs 4211 a share from Rs 1630 on December 31, 2020. In the September 2020 quarter, MFs increased shareholding to 4.50% in December 2020, 4.77 percent in March 2021, and 6.44 percent in June '21.In 2021, the stock price has risen 136 percent to Rs 792 a share from Rs 336 on December 31, 2020. In the September 2020 quarter, MFs increased to 0.24 percent in December 2020 (0.41%), 0.65 percent in March 2021 (0.65%), and 0.89 percent in June '21 (0.89 percent).In 2021, the stock price has risen 132 percent to Rs 4261 a share from Rs 1833 on December 31, 2020. In the September 2020 quarter, MFs increased to 2.83 percent of their shareholding in December 2020 to 3.48 percent, 3.99 percent in March 2021, and 4.46 percent in June '21.In 2021, the stock price has risen 105 percent to Rs 354 a share from Rs 172 on December 31, 2020. In the September 2020 quarter, MFs increased to 9.55 percent of their shareholding in December 2020 (12.60 percent), March 2021 (12.61 percent) and June '21 to 13.87 percent.In 2021, the stock price has risen 105 percent to Rs 772 a share from Rs 377 on December 31, 2020. September 2020 quarter: MFs increased their shareholding by 7.23 percent in December 2020, 7.32 percent in March 2021, and 7.68 percent in June '21.