Gift or transfer — classified separately from trades.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
May 22, 2026
Reporting period
Not applicable
Filed with the SEC
May 27, 2026
OfficerGift / transfer
Context
Classification
gift transfer
Code G — gift, bequest or transfer
Planned / mechanical clue
None found in footnotes
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001214659-26-006798
Filed / recorded
May 27, 2026, 9:07 PM UTC
Added to OQRO
Oct 2, 2026, 12:28 PM UTC
Parser
form4-xml-v1
Data quality
Verified: identifiers matched exactly
Issuer
MONOLITHIC POWER SYSTEMS INC
Issuer CIK
1280452
Ticker
MPWR
Reporting person
Saria Tseng
Relationship
Officer
Officer title
EVP & General Counsel
Security
Common Stock
Table
Non-derivative (Table I)
Transaction date
May 22, 2026
Transaction code
G
Shares / units
200
Price per share
$0.00
Acquired / disposed
Disposed (D)
Shares owned after
156,783
Ownership form
Direct
Amendment
No
Footnotes from the filing
The reported transaction involved a transfer of securities from the reporting person's direct holdings to an individual who is not an immediate family member sharing the same household. No funds were exchanged and no sale of shares occurred in the transfer. Following the completion of the transfer, the reporting person no longer retains any pecuniary interest in the shares.