NETSCOUT SYSTEMS INC Officer/Director Equity Transaction Filing

Anil K. Singhal, President & CEO of NETSCOUT SYSTEMS INC, reported a series of equity transactions on May 28, 2026. He acquired 43,200 Restricted Stock Units (RSUs) and 28,800 Performance Stock Units (PSUs). The RSUs vest in four equal annual installments starting May 28, 2027. The PSUs vest based on relative total shareholder return over a 36-month period ending May 27, 2029, with vesting determined by the Compensation Committee. Following these transactions, Singhal holds 143,100 RSUs and 115,200 PSUs. Notably, a previous grant of 36,000 PSUs on October 26, 2022, resulted in a 0% vesting on November 3, 2025, as per footnote F5.