Case Study: Clothing and Sportswear Brand achieves up to 50% Amazon sales growth and 25% lower ACoS with Quartile

Clothing and Sportswear Brand Increased Amazon Sales by up to 50% and Reduced ACoS by 25%

Clothing and Sportswear Brand was struggling with manually managing large e-commerce PPC campaigns across multiple seller accounts, needed consolidation of ad spend and reporting, and wanted Amazon DSP integration plus expansion into off‑Amazon media. To address this, they connected their Amazon Seller and Vendor accounts to Quartile and engaged Quartile’s AI-driven software and managed PPC services.

Quartile implemented its machine learning platform and managed advertising services to optimize bidding, consolidate reporting, expand into new ad types and off‑Amazon channels, and surface high‑value keywords. Quartile optimized ad spend within 1–4 weeks and delivered measurable impact: a 25–50% increase in Amazon sales, a 10–25% reduction in ACoS, improved organic sales, category expansion, and stronger return on ad spend.