Costco Wholesale Corp.

August seems to have delivered a mixed bag to various retailers, but Costco seems to have fared well with reported net sales of $7.95 billion for the four weeks ended Sept. 1, an increase of 7% from $7.44 billion during the prior-year period.

Comparable-store sales in the U.S., adjusted to exclude changes in gasoline prices, increased 5% for August and for the fourth quarter and increased 6% for the 52-week period.

For the fourth quarter, the company reported net sales of $31.8 billion, an increase of 1% from $31.5 billion in the prior-year quarter.

New York -- Although back-to-school sales were unexpectedly sluggish, retail sales for the month of August benefited from a late boost in store traffic.

Of the retailers still reporting monthly sales – most so far are reporting slight increases in August same-store sales. Retail Metrics forecast an overall August gain of 3.2% year-over-year; retail sales advanced 3.3% during the same period last year.

Costco Wholesale Corp. reported a same-store sales rise of 4% in August, surpassing a forecast 3.8% gain.

The creators of eMobile POS and device manufacturer Cherry have teamed up to create a mobile POS product for the iPhone and iPod Touch that will be sold at Costco.com, according to the firms.

NEW YORK — Canadian shoppers aren’t wowed by Target Corp., according to a customer-satisfaction rating survey by Forum Research. As reported in The Globe and Mail, the survey ranked Target at the bottom of a list of major retailers operating in Canada. (Satisfaction as measured by the survey relates to service, prices and/or merchandise offering.)

Over all, Target scored a mean 2.7 out of 4, compared with Costco’s 3.5, Wal-Mart’s 3.1 and a 3.2 average.

New York -- A group of 11 large U.S. retailers that report same-store sales results each month had a generally strong showing in July. However, Thomson Reuters analysis indicates significant discounting helped drive an overall 4.4% increase, more than double the 1.4% same-store sales rise recorded in July of last year.

ISSAQUAH, Wash. — Costco Wholesale Corporation reported net sales of $7.87 billion for the month of July, the four weeks ended August 4, an increase of 7% from $7.36 billion during the similar period last year.

For the 48 weeks ended August 4, the company reported net sales of $94.91 billion, an increase of 8% from $87.7 billion during the similar period last year.

Walmart knows it isn’t going to win any supermarket industry prizes for store experience, not when operators such as Whole Foods and Publix are involved, but not leading the pack on price is a different matter.

Boulder, Colo. -- Trader Joe’s is North America’s favorite grocery store based on customer satisfaction, according to a new study of 6,600 consumers conducted by Market Force Information. Publix Super Markets and Whole Foods Market rounded out the top three. All three received high marks for courteous staff, inviting atmosphere and high-quality produce. Hy-Vee also scored well on those measures.