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GLOSSARY

Merchant Portfolio Management

Last Update: 3 Mar 2026

Merchant portfolio management is the holistic, ongoing practice of monitoring and optimizing all the merchant accounts held by an acquiring bank, ISO, or Payment Facilitator. It involves balancing the overall profitability and processing volume of the portfolio against the collective risk of fraud, chargebacks, and regulatory fines.

Balancing Growth and Risk

 

Acquirers want to grow their portfolios aggressively to increase revenue. However, onboarding too many high-risk merchants without adequate oversight can lead to disastrous card network penalties (like Mastercard BRAM violations) that threaten the entire operation's ability to process payments.

Portfolio-Wide Oversight with Onlayer

 

Managing thousands of accounts and compliance documents manually is unsustainable. Onlayer provides centralized document management, consolidating all SAQs, AOCs, and ASVs into one dashboard to drive up to an 85% increase in completed compliance submissions portfolio-wide. It enables seamless manual override workflows and centralized post-approval tracking directly within the UI.

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