How to filter contacts based on Mailchimp activity
SOLVE
Do I understand correctly that you're looking to use Mailchimp activity as List conditions inside HubSpot?
If so, the solution depends on how you've integrated Mailchimp and HubSpot, Namely: how are Mailchimp events currently synced to your HubSpot account? If you've used the native integration or Outfunnel to sync events from MC, you can use email events as properties when you're creating (or editing) a list.
How to filter contacts based on Mailchimp activity
SOLVE
Not quite, you'd need to navigate to Lists (Contacts > Lists) to create a new List where you can use different parameters and actions to build segments.
How to filter contacts based on Mailchimp activity
SOLVE
Do I understand correctly that you're looking to use Mailchimp activity as List conditions inside HubSpot?
If so, the solution depends on how you've integrated Mailchimp and HubSpot, Namely: how are Mailchimp events currently synced to your HubSpot account? If you've used the native integration or Outfunnel to sync events from MC, you can use email events as properties when you're creating (or editing) a list.