Form 3 Filing for Marcel Prins

This document contains a Form 3 filing for Marcel Prins, a director at FACTSET RESEARCH SYSTEMS INC (FDS). The filing indicates that Marcel Prins has no securities owned directly. Additionally, a Power of Attorney document is included, appointing specific individuals to act as Marcel Prins' attorney-in-fact for executing and delivering Section 16 filings (Forms 3, 4, and 5) under the Securities Exchange Act of 1934. This Power of Attorney was executed on September 24, 2026.