Image source: Getty Images Respected fund manager Wilson Asset Management (WAM) has recently identified two ASX shares that it owns in its portfolio. WAM operates several listed investment companies (LICs). Some focus on larger companies like WAM Leaders Ltd (ASX: WLE) and There’s also one called WAM Capital Limited (ASX: WAM) which targets “the most compelling undervalued growth opportunities in the Australian market.” The WAM Capital portfolio has delivered an investment return of 16.5% per annum since inception in August 1999, before fees, expenses and taxes. This gross return outperformed the S&P/ASX All Ordinaries Accumulation Index return of 8.6% per annum over the same timeframe.