I have an LLC (S-corp) that is 100% owned by a holdings company (another LLC). I own 100% of this holdings company. What name should show up at the LLC K1?

I have an LLC (S-corp) that is 100% owned by a holdings company (another LLC). I own 100% of this holdings company. What name should show up at the LLC K1? my name or the name of the holdings company? And do I need to file taxes for the holdings company, even if it is not a S-corp?