Form 4 for DIOD DIODES INC /DEL/

Accepted 2026-02-04 00:00:00 ET · period of report 2026-02-01 · accession 0001193125-26-037337 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
	2026-02-04	2026-02-03	DIOD	Whitmire Brett R	CFO	S - Sale	$60.85	-830	67.1K	-1%	-$50.5K
	2026-02-04	2026-02-02	DIOD	Whitmire Brett R	CFO	F - Tax	$60.66	-2,806	68.0K	-4%	-$170.2K
M	2026-02-04	2026-02-01	DIOD	Whitmire Brett R	CFO	A - Grant	$0.00	+44.0K	45.1K	+4,000%	$0

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Diodes Incorporated Common Stock	2026-02-03	S	D	830	$60.85	67,141	D	—	—
2	Common	Diodes Incorporated Common Stock	2026-02-02	F	D	2,806	$60.66	67,971	D	—	—
3	Common	Diodes Incorporated Common Stock	2026-02-01	A	A	22,000	$0.00	70,777	D	—	—	(F1) Restricted stock units vest in four equal installments beginning 02/01/2027.
4	Common	Diodes Incorporated Common Stock - Performance Stock Units	2026-02-01	A	A	22,000	$0.00	45,100	D	—	—	(F5) Each PSU represents a contingent right granted under the companys 2022 Equity Incentive Plan, a Rule 16b-3 Plan, to receive 1 share of Diodes Incorporated Common Stock. (F7) This number represents the target number of PSUs (Target Award) that will vest if the Target Performance is achieved. There is a threshold that provides for payment of 50% of the Target Award upon 80% achievement of the Target Performance and a maximum that provides for payment of 200% of the Target Award upon 120% achievement of the Target Performances. Between 80% and 100% and between 100% and 120% achievement of Target Performance, the Target Award will be decreased or increased on a pro rata basis, with no payout below 80% achievement and payout limited to 200% of the Target Award if the Target Performance exceeds 120%.