BOSTON ( TheStreet) -- Small-cap stocks have enjoyed a tremendous rally since the March 2009 low, although the recent losing streak for equity markets has stoked fears that bankruptcy for some companies with share prices below $5 is imminent.There are few reliable ways of determining which companies are at a greater risk of going bankrupt than others. The Altman Z-score, a formula developed by New York University professor Edward Altman in 1968, is one of them.
10. PositiveID ( PSID) Company Profile: Formed after the 2009 merger of VeriChip and Steel Vault, PositiveID provides health- and security-identification tools to protect consumers and businesses. Altman Z-score: -33.47 Current Share Price: 34 cents (June 7) 2011 Return: -45% Current Ratio: 1.5, indicating that PositiveID should be able to meet its short-term liabilities with its current assets.