Claims against Robert Shapiro were not settled or released as part of the Plan. The Liquidation Trust is investigating and may pursue appropriate claims against Robert Shapiro and his affiliates, including claims assigned to the Liquidation Trust by investors who made such election on their Ballots.
As you may have read, in October 2019 Robert Shapiro was sentenced to 25 years in prison. He is currently serving that sentence. A copy of the sentence is available here.