STOCK WATCH

Among 24 of the largest San Gabriel Valley-based companies traded on the New York and American stock exchanges and NASDAQ, 10 gained value, 13 lost and one remained unchanged Tuesday compared with the same day last week. Here’s how six fared over the past week.

Tue. Point Company Price Change GAINERS Wesco Auto Parts $124.00 +8 Avery Dennison 31.25 + 5/8 Marshall Industries 21.37 + 3/4 LOSERS CenFed Financial $18.50 -1 Southwest Water Co. 9.56 -15/16 Tetra Tech Inc. 18.12 - 7/8

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