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# CIMM study: bidstream signal gaps push 62% of CTV buyers to shift spend
- URL: https://www.medianexis.com/cimm-study-bidstream-signal-gaps-push-62-of-ctv-buyers-to-shift-spend/
- Published: 2026-11-13T17:59:45.000Z
- Updated: 2026-11-13T17:59:45.000Z
- Description: Advanced Television’s Emily Palmer reports that a CIMM study found 62% of programmatic CTV buyers shifted spend to other supply paths when signal requirements went unmet. Only 8% said DSPs always operationalized required signals once campaigns went live.
- Author: Medianexis Signals Desk
- Tags: Ad-tech, Emily Palmer, Study: CTV bidstream signals drive buyer shift

**Why it matters.** Publishers whose inventory can’t reliably pass required signals through DSPs risk losing bids to supply paths that can, even when their inventory is otherwise suitable.

*Signal from* [*advanced-television.com*](https://advanced-television.com/?ref=medianexis.com) *·* [*Emily Palmer*](https://www.medianexis.com/tag/by-emily-palmer/) *·* [*read the original*](https://www.advanced-television.com/2026/11/13/study-ctv-bidstream-signals-drive-62-of-buyers-to-shift-spen/?ref=medianexis.com)*.*