Data as of Friday, October 23, 2026From 500 companies’ SEC filings · refreshed twice a day · Send feedback

Monolithic Power Systems stock buybacks

MPWR
$4Mbought back in the 12 months to Jun 30, 2026 (from the statement of stockholders' equity)

Monolithic Power Systems bought back $4M of its stock in the last twelve months, but paid out $205M more than that in stock compensation. Its share count is up 2.6% from a year earlier.

Stock repurchases by quarter
$0$7.5M$15MQ3 '13Q3 '14Q3 '15Q2 '26
Show as table
PeriodValue
Q3 '13$8M
Q4 '13$0
Q1 '14$0
Q2 '14$0
Q3 '14$0
Q4 '14$0
Q1 '15$0
Q2 '15$0
Q3 '15$13.6M
Q4 '15$586,000
Q2 '25$2.6M
Q3 '25$0
Q4 '25$0
Q1 '26$0
Q2 '26$4M
Diluted shares outstanding
39.5M44.1M48.8MQ3 '13Q3 '14Q3 '15Q4 '25Q2 '26
Show as table
PeriodValue
Q3 '1339.0M
Q4 '1339.5M
Q1 '1439.5M
Q2 '1439.6M
Q3 '1439.7M
Q4 '1440.3M
Q1 '1540.6M
Q2 '1540.7M
Q3 '1540.7M
Q4 '1541.4M
Q2 '2548.0M
Q3 '2548.0M
Q4 '2549.2M
Q1 '2649.2M
Q2 '2649.3M
$4Mlast quarter (Q2 2026)
−$205Mnet of stock compensation ($209M)
+2.6%diluted shares, 1 year
+2.8%diluted shares, 5 years
$329Mdividends, 12 months
1%of free cash flow ($586M) spent on buybacks
$0raised by issuing stock, 12 months
$495Mleft under its authorization as of Sep 30, 2025

By fiscal year

Fiscal yearBuybacksDividendsStock payFree cash flowDiluted sharesFiling
2025$7M$285M$227M$666M48.3M10-K
2024$636M$241M$206M$642M48.8M10-K
2023$4M$186M$150M$581M48.8M10-K
2022$0$138M$161M$188M48.4M10-K
2021$0$109M$123M$226M47.9M10-K
2015$32M—$42M$54M40.9M10-K
2014$41M—$33M—39.8M10-K
2013$21M—$21M—38.6M10-K
2011$38M—$13M$23M35.2M10-K
2010$32M—$17M$26M37.8M10-K

Questions

Does Monolithic Power Systems buy back its stock?
Monolithic Power Systems bought back $4M of its stock in the last twelve months, but paid out $205M more than that in stock compensation. Its share count is up 2.6% from a year earlier.
How much did Monolithic Power Systems spend on buybacks in fiscal 2025?
$7M, according to its 10-K for the fiscal year ending Dec 31, 2025.
Is Monolithic Power Systems's share count going down?
Its diluted share count changed +2.8% over five fiscal years and +2.6% over the last year.
Does Monolithic Power Systems have a buyback authorization?
Its filings show $495M remaining under its repurchase authorization as of Sep 30, 2025.

Latest filing used: 10-Q for the period ending Jun 30, 2026, filed Aug 5, 2026 · open on SEC.gov

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