The Vickers Top Buyers & Sellers is a daily report that identifies the five companies the largest insider purchase transactions based on the dollar value of the transactions as well as the five companies the largest insider sales transactions based on the dollar value of the transactions.

Costco operates a membership-based, no-frills retail model, predicated on offering a select product assortment in bulk quantities at bargain prices. The firm avoids maintaining costly product displays by keeping inventory on pallets and limits distribution expenses by storing its inventory at point of sale in the warehouse. Given Costco’s frugal cost structure, the firm is able to price its merchandise below competing retailers, driving high sales volume per warehouse and allowing the retailer to generate strong profits on thin margins. Costco operates over 600 warehouses in the United States and enjoys over 60% market share in the domestic warehouse club industry. Internationally, Costco operates another 270 warehouses, primarily in markets such as Canada, Mexico, Japan, and the UK.

Argus has published its latest Portfolio Selector, which features its popular Focus List. Each month, Director of Research Jim Kelleher, CFA, surveys the team of Argus Research industry analysts for their timeliest recommendations out of the company's fundamental universe of approximately 500 stocks. The Focus List typically includes 30 stocks: turnover is high, as Jim typically adds three or four new stocks per month. Below are the latest additions, all of which are rated BUY at Argus.

The Portfolio Selector features the Argus Focus List, a group of 30 "best idea" stocks generated and regularly updated by Argus' analysts and investment policy committee. It also includes the director of research’s monthly investment strategy column, stock recommendations and sector picks, economic forecasts, and an asset allocation model. This month, the Focus List additions are United Therapeutics Corp (UTHR); Broadcom Inc (AVGO); Palo Alto Networks Inc (PANW); Costco Wholesale Corp (COST) and the Focus List deletions are Walmart Inc (WMT); Itron Inc. (ITRI); Micron Technology Inc. (MU); Intuitive Surgical Inc (ISRG).