A SAFe Portfolio is a collection of what?

A SAFe Portfolio is the highest-level organizational construct in the framework, designed to align strategy with execution. It achieves this by organizing and funding a collection of one or more Development Value Streams (DVS). Each DVS is the sequence of activities needed to convert a business hypothesis into a digitally-enabled solution that delivers customer value. The portfolio provides the funding, governance, and strategic alignment for these value streams.

B. Functional teams: Teams are the basic building blocks within Agile Release Trains (ARTs), which are themselves part of a Development Value Stream.
C. Solutions: Solutions are the products, services, or systems that are built and delivered by the Development Value Streams within a portfolio.
D. Business units: A portfolio often aligns with or serves a business unit, but its structural definition in SAFe is a collection of value streams.

- Scaled Agile, Inc. (2023). SAFe Portfolio. Scaled Agile Framework. Retrieved from https://www.scaledagileframework.com/portfolio-safe/ (The introductory paragraph defines a portfolio as a collection of development value streams).

- Scaled Agile, Inc. (2023). Development Value Stream. Scaled Agile Framework. Retrieved from https://www.scaledagileframework.com/development-value-streams/ (This article explains that DVSs are the primary focus of a SAFe portfolio).