The San Diego Stock Exchange Index closed lower Monday at 133.69, down 1.73 percent from Friday. Declining issues beat advancers 75 to 21, and 141 issues were unchanged. Peregrine Semiconductor Corp. (Nasdaq: PSMI) was the top dollar gainer, up 43 cents to $9.91. Cymer Inc. (Nasdaq: CYMI) was the top dollar loser, down $2.38 to $97.04. For the complete, updated San Diego Stock Exchange Index visit sddt.com/stocks.