Backing already claimed: the owner redeemed this NFT's ampLUNA share. The NFT stays with its owner and keeps its governance vote, but it is excluded from future backing and rewards. (Unbroken NFTs are the ones still carrying backing.)
Staked on the DAODAO platform.
Staked on the legacy Enterprise protocol.
Listed for sale on the BackBone Labs marketplace.
Listed for sale on the Boost marketplace.
Listed for sale on the Atrium marketplace.
Owned by the Alliance DAO wallet (currently un-minted).