I bet this is related to PILLAR [1]. There has been a lot of active work on this recently. B & C Tapes as reported have been slowly coming online over the past

I bet this is related to PILLAR [1]. There has been a lot of active work on this recently. B & C Tapes as reported have been slowly coming online over the past weeks [2]. https://www.nyse.com/pillar https://www.nyse.com/pillar [1] https://www.nyse.com/publicdocs/nyse/markets/nyse/Pillar_Update_NYSE_Tapes_B_and_C_symbol_migration_Approved.pdf https://www.nyse.com/publicdocs/nyse/markets/nyse/Pillar_Upd... [2]