The San Diego Stock Exchange Index closed lower Tuesday at 121.45, down 0.31 percent from Monday. Declining issues beat advancers 45 to 29 and 65 issues were unchanged. HomeFed Corporation (OTC: HOFD) was the top dollar gainer, up 90 cents to $25.90. Volcano Corp. (Nasdaq: VOLC) was the top dollar loser, down $1.67 to $25.06. For the complete, updated San Diego Stock Exchange Index visit sddt.com/stocks.