Minerva Advisors LLC increased its position in SAExploration Holdings, Inc. (NASDAQ:SAEX) by 2.6% during the second quarter, according to its most recent filing with the SEC. The institutional investor owned 191,685 shares of the oil and gas company’s stock after buying an additional 4,800 shares during the period. Minerva Advisors LLC owned 2.05% of SAExploration Holdings worth $616,000 as of its most recent SEC filing.