DIODES INC /DEL/ — Director's Dealing 2021

May 19, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DIODES INC /DEL/ (DIOD)
CIK: 0000029002
Period of Report: 2021-05-14

Reporting Person: LU KEH SHEW (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-05-14	Diodes Incorporated Common Stock	M	17602	$19.27	Acquired	398504	Direct
2021-05-14	Diodes Incorporated Common Stock	S	8500	$71.0338	Disposed	390004	Direct
2021-05-14	Diodes Incorporated Common Stock	S	6461	$72.0002	Disposed	383543	Direct
2021-05-18	Diodes Incorporated Common Stock	F	664	$70.01	Disposed	382879	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-14	05/21/12 DIOD NQSO	$19.27	M	17602	Disposed	2022-05-21	Diodes Incorporated Common Stock - Diodes (17602)	Direct

Footnotes

F1: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.00 to $71.205, inclusive. The reporting person undertakes to provide to Diodes Incorporated, any security holder of Diodes Incorporated, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (1) to this Form 4.

F2: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $72.00 to $72.03, inclusive. The reporting person undertakes to provide to Diodes Incorporated, any security holder of Diodes Incorporated, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (2) to this Form 4.

F3: Vested restricted stock unit shares were automatically withheld to cover income tax.

F4: Non-qualified stock options exercisable in four equal annual installments beginning 05/26/2013.