Mercury Systems, Inc. (MRCY) Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets

Mercury Systems, Inc. Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets

Mercury Systems, Inc. (MRCY) reported Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets of 1.25% for the 12-month period ending 2026-07-03, per its 10-K filed 2026-08-18.

Financial Statements › Expense Statement › Operating Expenses

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets · last filed 2026-08-18

• Mercury Systems, Inc. defined benefit plan, assumptions used calculating net periodic benefit cost, expected long-term rate of return on plan assets for fiscal 2026 was 1.25%, a 0.00% change from fiscal 2025.
• Mercury Systems, Inc. defined benefit plan, assumptions used calculating net periodic benefit cost, expected long-term rate of return on plan assets for fiscal 2025 was 1.25%, a 3.85% decline from fiscal 2024.
• Mercury Systems, Inc. defined benefit plan, assumptions used calculating net periodic benefit cost, expected long-term rate of return on plan assets for fiscal 2024 was 1.30%, a 33.33% decline from fiscal 2023.
• Mercury Systems, Inc. defined benefit plan, assumptions used calculating net periodic benefit cost, expected long-term rate of return on plan assets for fiscal 2023 was 1.95%, a 14.71% increase from fiscal 2022.