Form 4 for QDEL QuidelOrtho Corp

Accepted 2026-05-19 16:05:43 ET · period of report 2026-05-15 · accession 0001492289-26-000008 · 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
D	2026-05-19 16:05	2026-05-15	QDEL	Blaser Brian J.	Pres, CEO	A - Grant	$0.00	+20.8K	45.9K	+83%	$0
D	2026-05-19 16:05	2026-05-15	QDEL	Blaser Brian J.	Pres, CEO	F - Tax	$10.32	-10.3K	35.6K	-22%	-$105.8K
D	2026-05-19 16:05	2026-05-15	QDEL	Blaser Brian J.	Pres, CEO	M - OptEx	$0.00	-20.8K	20.8K	-50%	$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	Common Stock	2026-05-15	A	A	20,759	$0.00	45,901	D	—	—	(F1) Reflects release of restricted stock units that were previously reported on a Form 3.
2	Common	Common Stock	2026-05-15	F	D	10,252	$10.32	35,649	D	—	—	(F2) Disposition of shares, as set forth above, was in connection with the Issuer's withholding of common shares to satisfy tax withholding obligations related to the issuance of common shares upon release of restricted stock units.
3	Derivative	Restricted Stock Units	2026-05-15	M	D	20,759	$0.00	20,759	D	— · — to —	20,759 Common Stock	(F3) Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock. (F4) 20,759 shares vested on each of May 15, 2025 and May 15, 2026; the remaining 20,759 shares will vest on May 15, 2027. (F4) 20,759 shares vested on each of May 15, 2025 and May 15, 2026; the remaining 20,759 shares will vest on May 15, 2027.