BLBX - Blackboxstocks extends stock buyback program January, 04 2023 07:57 AM Blackboxstocks Inc. Blackboxstocks ( NASDAQ: BLBX ) has extended its $2.5M stock buyback program to December 31, 2023. The buyback program was initiated in January 2022 with an initial expiration date of December 31, 2022. For further details see: Blackboxstocks extends stock buyback program