Mairs & Power is a Minnesota-based hedge fund with $4.32 billion worth of assets invested in 52 holdings in its U.S. public equity portfolio. In its third-quarter letter to investors, Mairs & Power offered a bullish outlook on the U.S. economy, as it expects positive earnings and revenue growth for the S&P 500 during the fourth quarter. The fund also talked about its important moves during the third quarter and discussed its take on various equities.