MotherNature.com

(MTHR)

was up 16.8% in preopen

Island

trading. The online health products retailer said late Tuesday that its board decided to liquidate and dissolve the company. Assets will be distributed to shareholders, who will each receive about 85 cents a share by the end of the year. Another 15 cents per share of assets will be distributed over the next three years. Earlier Tuesday,

Pets.com

(IPET)

announced it would close. Pets.com stock was down 14.3% in preopen trade.