Which of the following is NOT a factor in mandatory evaluation for contract solicitation?

In the context of mandatory evaluations for contract solicitations, the correct choice indicating a factor that is not typically considered is financial stability. While financial stability can provide insight into a contractor's ability to fulfill a contract over its duration, it is not mandatory in the evaluation process compared to other critical factors.

Price/cost, past performance, and technical capability are essential components in evaluating contractor proposals. Price/cost directly impacts the overall value offered to the government, ensuring that the project remains within budget. Past performance evaluates the contractor's history of successfully completing similar projects, providing a benchmark for reliability and quality. Technical capability assesses whether the contractor has the necessary skills, resources, and technology to meet the project requirements effectively.

Consequently, while financial stability is a relevant consideration, its assessment is not a standard requirement in the evaluation framework compared to the other three factors, which are deemed critical in determining a contractor's likelihood of success in fulfilling contract obligations.