MPWR

MONOLITHIC POWER SYSTEMS, INC.

Information Technology · Semiconductors

$129.52 sample

-1.43 (-1.09%) 1D

Market cap

$482.5B

Price as of

2026-10-15

Latest filing

8-K · 2026-10-12

Alerts

8

Price$129.52 -1.41% 3M daily closessample

138.62129.14

2026-07-202026-08-112026-09-022026-09-232026-10-15

purchase / approvalsale / rejectionfiling / neutral

Latest events

Filings, trades, FDA; newest first

Oct 12SEC8-K filed: material event
Oct 01INSInsider sell: Director
Sep 28SEC10-Q filed
Sep 21INSInsider buy: Director
Sep 11INSInsider buy: General Counsel
Sep 04INSInsider sell: Director
Aug 27INSInsider sell: EVP, Operations
Aug 24INSInsider sell: 10% owner

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Company facts

SEC EDGAR registration

Name: MONOLITHIC POWER SYSTEMS, INC.
Sector: Information Technology
Industry: Semiconductors
Smart-money score: +8sample, -100 to +100
Reporting currency: USD

Who is positioning in MPWR

sample

Insiders: 26 insider transactions over 90 days, net selling, $495.6M
Congress: 2 members traded over 90 days
Institutions · 13F: 31 funds hold $9.9B
Activists · 13D/G: No 13D/13G activist filings on record

How are the fundamentals trending?

sample, by period end

Revenue$27.5B +14.0% y/y

Q4 2024Q3 2026

Inventory$16.3B +11.4% y/y

Q4 2024Q3 2026

Accounts receivable$13.2B +17.8% y/y

Q4 2024Q3 2026

Total debt$35.3B +21.7% y/y

Q4 2024Q3 2026

Peers

sample

Sample peer A: $180.7B +11.6% 3M
Sample peer B: $84.4B +10.6% 3M
Sample peer C: $205.5B +8.1% 3M
Sample peer D: $98.7B -10.7% 3M
Sample peer E: $56.7B -6.4% 3M