On Webtrends Analytics for Sharepoint's Privacy Page you can request and collect all the privacy and GDPR related information that Webtrends Analytics for Sharepoint is providing.
The privacy policy by is a legal document or statement that discloses how Webtrends Analytics for Sharepoint gathers, uses, discloses, and manges their customers' data.
The basis for Webtrends sharing, adding, uploading, hosting, accessing or sending personal data out of Europe. Vendors can also add a description of their own impact assessment for data transfers.