Monolithic Power Systems, Inc.

NasdaqGS-MPWR

Operating Activities	Sep '25	Jun '25	Mar '25	Dec '24	Sep '24	Jun '24
Net Income	178.3	133.7	133.8	1,449.4	144.4	100.4
Net Income
Depreciation & Amortization	13.7	13.1	11.4	10	9.4	8.7
Depreciation and Amortization
Stock Based Compensation	60.7	60.1	52.8	56	51.4	52.3
Stock-Based Compensation Expense
Other Adjustments	4.5	0.9	9	-1,300	-11.3	-13.1
Gain on Disposal and Sale of Property and Equipment, Net
Gains on Investments, Net
Amortization of Discount on Available-for-Sale Securities
Gain on Deferred Compensation Plan Investments
Change in Fair Value of Contingent Consideration
Deferred Taxes, Net
Excess Tax Benefits from Equity Awards
Gain on Sale of Equity Investments
Other
Changes in Trade Receivables	-46.8	20.1	-42.3	-7.8	-6.8	36.5
Accounts Receivable
Changes in Inventories	-15	-35.8	-35.2	5.3	1.8	-30.8
Inventories
Changes in Accounts Payable	-2.7	15.3	21.3	-21	13.5	-5.2
Accounts Payable
Changes in Accrued Expenses	37	12.5	6.1	-20.8	26.2	1.6
Accrued Compensation and Related Benefits
Other Accrued Liabilities
Changes in Income Taxes Payable	19.9	12.3	21.5	-0.1	5.9	4.4
Income Tax Liabilities
Changes in Other Operating Activities	-10.2	5.4	78	-3.2	-2.8	-13.9
Other Assets
Cash from Operating Activities	239.3	237.6	256.4	167.7	231.7	141
Net Cash Provided by Operating Activities

Investing Activities	Sep '25	Jun '25	Mar '25	Dec '24	Sep '24	Jun '24
Capital Expenditure	-42.5	-48.1	-40.3	-64.8	-33.8	-31.5
Purchases of Property and Equipment
Proceeds from Sale of Property, Plant & Equipment	—	—	—	—	—	—
Sales of Property and Equipment
Purchases of Intangible Assets	-0.5	-2	—	18.2	9.1	-18.2
Purchases of Intangible Assets
Purchases of Investments	-2.5	-35.4	-357.6	-141.3	-351.8	-223.8
Purchases of Investments
Purchases of Long-Term Investments
Proceeds from Sale of Investments	173.4	70.2	141.1	728.3	359.3	270.7
Maturities and Sales of Investments
Proceeds from Sales of Long-Term Investments
Sales of Long-Term Investments
Payments for Business Acquisitions	—	—	—	—	—	0
Cash Paid for Acquisition, Net of Cash Acquired
Other Investing Activities	-0.3	-0.4	-0.6	-21.2	-9.5	-0.7
Cash Paid for an Assumed Lease
Contributions to Deferred Compensation Plan
Cash from Investing Activities	127.6	-15.8	-257.5	519.2	-26.8	-3.4
Net Cash Provided by Investing Activities

Financing Activities	Sep '25	Jun '25	Mar '25	Dec '24	Sep '24	Jun '24
Issuance of Common Shares	3.9	2.7	5.3	2.1	4.1	2.3
Proceeds from Exercise of Stock Options
Proceeds from Common Stock Issued Under the Employee Equity Incentive Plan
Proceeds from Common Stock Issued Under the Employee Stock Purchase Plan
Repurchases of Common Shares	-2	-3.7	—	-622.1	-5.5	-4.6
Repurchases of Common Stock
Net Issuance / (Repurchases) of Common Shares	1.9	-1	5.3	-620	-1.4	-2.2
Common Share Dividends Paid	-74.9	-75.1	-60	-61.9	-61.2	-68.1
Dividends and Dividend Equivalents Paid
Other Financing Activities	-0.2	-0.7	-1.2	-1.4	-0.6	-1
Property and Equipment Purchased on Extended Payment Terms
Excess Tax Benefits from Equity Awards
Cash from Financing Activities	-73.2	-79.4	-55.9	-685.4	-63.2	-73.6
Net Cash Provided by Financing Activities

Free Cash Flow	Sep '25	Jun '25	Mar '25	Dec '24	Sep '24	Jun '24
Free Cash Flow	196.8	189.5	216	102.9	197.9	109.5
NOPAT	169.3	124.5	129.8	1,396.2	135.9	94.3
Levered Free Cash Flow	178.4	108.4	196.5	1,354.7	164.6	33.7
Unlevered Free Cash Flow	169.4	99.2	192.6	1,301.5	156.1	27.7
Net Change in Cash	293.6	142.4	-57	1.5	141.7	64