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# Brands can claim log-level campaign data as their own first-party asset
- URL: https://www.medianexis.com/brands-can-claim-log-level-campaign-data-as-their-own-first-party-asset/
- Published: 2026-09-18T12:54:10.000Z
- Updated: 2026-09-18T12:54:11.000Z
- Description: A commentary argues brands can request log-level campaign data, including hashed viewer data, free from buying platforms. Loaded into a CRM, it lets brands find who watched most of a CTV ad and retarget them on Facebook or Instagram.
- Author: Fabric.Media Editorial
- Tags: Measurement, Kym Insana, MediaPost: campaign data as first-party data

**Why it matters.** Brands that pull log-level data can port it to new agencies or buying platforms, weakening the lock-in walled gardens and incumbent partners rely on.

*Signal from* [*mediapost.com*](https://mediapost.com/?ref=medianexis.com) *·* [*Kym Insana*](https://www.medianexis.com/tag/by-kym-insana/) *·* [*read the original*](https://www.mediapost.com/publications/article/418092/campaign-data-is-first-party-data-too-and-maybe.html?edition=143878&ref=medianexis.com)*.*