The Los Angeles Business Journal’s index of the largest local public companies fell for the week. The weighted LABJ index fell less than 1 percent to close at 212, with losers outpaced gainers 81 to 71. Seven companies closed the week unchanged.

El Segundo technology company PCM Inc. was one of the week’s leading gainers. Shares rose 19 percent to close at $8.83 on Friday after Chief Executive Frank F. Khulusi bought 30,000 shares of its stock.

Calabasas software developer NetSol Technologies Inc. also had a good week. Shares rose 18 percent to close at $4. Its chief executive, Najeeb Ghauri, disclosed during the week that he had purchased 9,130 shares of company stock.

Santa Monica online media company Demand Media Inc. was among the week’s losing stocks. Shares fell 19 percent to close the week at $5.64 after the company reported a loss of $224 million during the third quarter. For more coverage of Demand Media’s losses, check out the November 17 edition of the Business Journal.