Only the PI’s name and details were migrated, making the PI the form owner.
Co-Investigator(s) or other study team members (where known) were populated but not the full contact details. However, you can easily add study personnel and share the legacy form by clicking on the Share button in the Actions pane and following the prompts to select a user (who must have an account in the system) and assigning your desired permissions.
For more information, see the Sharing a Legacy Form steps.