noun which may take the genitive case particle 'no'
unpublished; unreleased; undisclosed; unlisted
Describes information, works, data, or securities that have not been made public. Common in business, media, and legal contexts.
その映画の未公開シーンがネットに流出した。
Unreleased scenes from the movie were leaked online.
未公開株の取引には注
You need to be careful when trading unlisted stocks.