United States 2026 · Every advertiser
YES on Prop 38 - Immunology Medical Research & Cures
This page ran 357 paid political ads on Facebook and Instagram between 30 July 2026 and 23 October 2026. Meta reports $1.4–1.8M of spend, which makes it the 37th largest advertiser of the 24,034 pages in our data. Advertiser type: Group or campaign. Most of its spend took no side. Race: Ballot measures. Paid for by YES on 38: Californians for Life-Saving Immunology Research and Cures, sponsored by the Michelson Center for Public Policy. Ad Committee’s Top Funders: Gary K. Michelson, Michelson Center for Public Policy, Inc., & Meyer Luskin.
Data from the Meta Ad Library, pulled 4 November 2026. Election on 3 November 2026. · Every ad of this page in Meta’s Ad Library ↗
357
ads
$1.6M
reported spend, range $1.4–1.8M
0.0%
of spend on federal races
$2.2K
median spend per ad
Spend by week the ad started
Tone
Share of the 345 ads with text that our model classified. Attack ads name an opponent.
Most attacked
- Donald Trump$12.2K
Targets as the ads name them, by spend; the spellings of Donald Trump are counted together, other names as written.
Topics
Spend by race: Ballot measures 100%.
Spend by ad language: English 97%, Spanish 0.4%.
The costliest ads
The highest-spend ad of each distinct text, as it ran.
Families facing Alzheimer’s deserve hope. Prop 38 will invest in breakthrough immunology research to help advance new treatments and cures for Alzheimer’s and other devastating diseases.
8 October 2026 · YES on Prop 38 - Immunology Medical Research & Cures · $25–30K · 1M+ impressions · Promotional · Ad Library
As federal funding cuts threaten crucial medical research, YES on Prop 38 will accelerate life-saving immunology research to cure and prevent diseases like cancer, Alzheimer’s, Parkinson’s and heart disease.
7 October 2026 · YES on Prop 38 - Immunology Medical Research & Cures · $20–25K · 1M+ impressions · Promotional · Ad Library
For families affected by Alzheimer’s, Proposition 38 represents hope. Hear why one caregiver is voting YES to support breakthrough immunology research that could lead to life-saving treatments and help families like theirs spend more time with the people they love.
8 October 2026 · YES on Prop 38 - Immunology Medical Research & Cures · $20–25K · 1M+ impressions · Promotional · Ad Library
Immunology saved Andrew's life and gave him more time with the people he loves. Prop 38 will invest in breakthrough immunology research to help develop treatments and cures for cancer and other devastating diseases.
24 September 2026 · YES on Prop 38 - Immunology Medical Research & Cures · $20–25K · 1M+ impressions · Promotional · Ad Library
Vote YES on 38 to advance life-saving immunology medical research and cures.
2 October 2026 · YES on Prop 38 - Immunology Medical Research & Cures · $20–25K · 1M+ impressions · Promotional · Ad Library
Andrew Dale is a cancer survivor whose life was saved by immunology. Andrew urges every Californian to vote YES on Prop 38 to support life-saving immunology research. Continued medical research means giving more patients & families hope for new treatments and more breakthroughs.
24 September 2026 · YES on Prop 38 - Immunology Medical Research & Cures · $20–25K · 1M+ impressions · Promotional · Ad Library
Figures cover domestic political ads paid in dollars, from 4 May 2026. Spend is the sum of Meta’s range midpoints; impressions above one million are reported as “1M+”, so impression figures are floors. Each ad counts in the week its delivery started, with its lifetime spend at our last pull; ads still running before the vote are counted as of 31 October 2026.
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