Guyasuta Investment Advisors Inc. decreased its holdings in Costco Wholesale Corporation (NASDAQ:COST – Free Report) by 6.7% during the 2nd quarter, HoldingsChannel reports. Guyasuta Investment Advisors Inc.’s holdings in Costco Wholesale were worth $2,660,000 at the end of the most recent reporting period. Get Costco Wholesale alerts:Costco Wholesale Stock Down 2.9%Shares of Costco Wholesale stock opened at $915.95 on Friday. Costco Wholesale Announces DividendCostco Wholesale ( NASDAQ:COST Get Free Report ) last posted its earnings results on Thursday, September 25th. Receive News & Ratings for Costco Wholesale Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Costco Wholesale and related companies with MarketBeat.com's FREE daily email newsletter.