Allegiant Professional Business Services, Inc. (APRO)

[naturalborninvestor]

it's bound to a volume formula. They can only buy-back if there is a significant number of shares traded. They haven't released the number of repurchased shares since December 2009 (The PR you state is from Summer 2009). They most likely buy through MURF and that MM used to appear regularly during spring time when there was market activity, though only with small purchases each time