Mayport LLC lifted its position in iShares Core S&P 500 ETF (NYSEARCA:IVV – Free Report) by 19.7% in the 2nd quarter, Holdings Channel.com reports. The fund owned 10,195 shares of the ETF’s stock after acquiring an additional 1,675 shares during the period. iShares Core S&P 500 ETF makes up 1.2% of Mayport LLC’s investment portfolio, […]