Most ETF names tell you what they own. COWG tells you what it believes in. Pacer US Large Cap Cash Cows Growth Leaders ETF (NYSEARCA:COWG) screens for large-cap US companies generating strong projected free cash flows with above-average earnings growth, a methodology that sounds straightforward but produces a portfolio that looks nothing like the S&P ... COWG Is Up While QQQ Slips. What the Free Cash Flow Screen Is Actually Doing