That's a good question. I don't have the answer. But if it isn't why would they need a record date?
But the OTCBB Daily list sure spelled it out:
13:44 11/23/2007 MXES Matrix Energy Services Corporation Common Stock
MXSV Matrix Energy Services Corporation New Common Stock 1-1000 R/S;
Shareholders with more than 500 shares will not be reversed below 500 shares; Shareholders with less than 500 shares will be eliminated; please refer to SEC Filing DEF 14C filed 10/25/2007 for further details. **