Lantis Laser Inc (Pink Sheets: LLSR) went skyward Thursday afternoon, gaining 129.2% to 1.49 cents. Volume was 4.1 million shares, trumping an average of just over 153,000. New Jersey-based LLSR was formed to commercialize the application of novel technologies in the dental industry.

Trey Resources Inc. (OTCBB: TYRIA) had strong volume in early afternoon trade Thursday, dealing in 32.7 million shares, closing in on a daily average of 35.6 million. Share prices were flat at one-100th of a cent, however.

Integrated Security Systems Inc. (OTCBB: IZZI) share prices were cut in half to $1.25 Thursday, on volume of 64,190 shares, or nine times its average.