Pinterest Opens Its Inventory to Programmatic Buyers, With Magnite as Its Main Pipe
Pinterest has expanded programmatic ad buying options, partnering with Amazon Ads, Google, and Yahoo. The company expects Q3 revenue growth of 13-15%, down from 18% in Q2, when revenue was $1.18 billion.
How this was made

The 30-second read
Why it matters
The guidance downgrade is the key market‑moving element; the programmatic rollout is a strategic initiative but not yet quantified.
Market read
Pinterest's slower growth outlook may weigh on ad‑tech equities, while its new programmatic capabilities could be a longer‑term upside catalyst.
What to watch
The rollout of programmatic guaranteed deals could unlock higher‑margin inventory, offsetting slower growth.
Background
Pinterest announced general availability of programmatic deals across major DSPs and provided updated revenue growth guidance.
Ticker impact
Pinterest disclosed Q3 revenue growth guidance of 13%‑15%, down from 18% in Q2.
likely downside pressure as investors price in weaker growth outlook
The new guidance is a primary disclosure and reduces expected revenue growth, a material catalyst for a digital‑ad platform.
Market effects
Digital advertising sector may see broader scrutiny as major platforms trim growth expectations.
U.S. ad‑tech stocks could face short‑term weakness.
International advertisers using Pinterest may reassess spend, modest global ripple.
Counterpoint
If Pinterest can monetize new programmatic deals faster than peers, the guidance cut may be temporary.
Key entities
- CompanyPinterest
U.S.-listed social media platform focusing on visual discovery and advertising.
- CompanyMagnite
Programmatic advertising technology partner mentioned as primary pipeline.


