STOCK WATCH

Among 20 of the largest San Gabriel Valley-based companies traded on the New York and American stock exchanges and NASDAQ, 15 gained value, three lost and two remained unchanged Tuesday compared with the same day last week. Here’s how six fared over the past week.

GAINERS

Tue. Point Company Price Change Wesco Financial Corp. 126.00 +6 CenFed Financial Corp. $17.00 +1 1/4 Countrywide Credit 16.25 +1 1/4

LOSERS

Tue. Point Company Price Change Avery Dennison Corp. 37.50 -1/4 Southern Cal. Edison 16.38 -1/4 Sport Chalet Inc. 4.75 -1/4

Source: Joe Lamas of Merrill Lynch, Pierce, Fenner & Smith Inc., Pasadena