NetScout Systems (NTCT) Proxy Filing summary

Executive summary

• Supplement provides additional details on the methodology and assumptions for calculating the grant date fair value of PSUs awarded to NEOs for fiscal year 2024.

• Supplement amends footnote 2 to the Summary Compensation Table, clarifying the use of a Monte Carlo simulation model.

Executive compensation and say-on-pay

• Grant date fair value of RSUs calculated by multiplying closing stock price on grant date by number of RSUs granted.

• Grant date fair value of PSUs set at $19.58 per share, determined using a Monte Carlo simulation under FASB ASC Topic 718.

• Monte Carlo model inputs: 3-year expected life, 4.14% risk-free rate, 30.6% volatility, 0% dividend rate, $29.31 starting stock price.

• Amounts for PSU awards represent maximum fair value as of grant date, assuming maximum performance achievement.