FWIW, I recall a few GERS posters saying that they got filled at .00005 right around the time it went to no bid, just prior to is 1:1000 reverse split last year. I've never taken them for the non-retail types. It shocked the heck out of them, but they obviously weren't complaining.
June 24, 2012 SUGO shares were being traded between 0.00 and 0.0001, (0.00 thru 0.00009), by "VC's, "Venture Capitalists", but this is NOT allowed for the "retail investor".