QuidelOrtho director receives 6,829-share stock award

QuidelOrtho Corp director Michael Edward L. received 6,829 shares of Common Stock as a stock award on May 29, 2026, when previously granted restricted stock units vested.

Rhea-AI Filing Summary

QuidelOrtho Corp director Michael Edward L. received 6,829 shares of Common Stock as a stock award on May 29, 2026, when previously granted restricted stock units vested. These RSUs were exercised into Common Stock, bringing his direct holdings to 28,181 shares, with no open-market buying or selling.

Insider Trade Summary

6,829 shares exercised/converted

Exercise 2 txns

Insider Michael Edward L.

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units (Equity Grant)	6,829	$0.00	$0.00
Grant/Award	Common Stock	6,829	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units (Equity Grant) — 0 contracts (Direct); Common Stock — 28,181 shares (Direct)

Footnotes (3)

1. F1. Reflects release of restricted stock units that were previously reported on a Form 4.
2. F2. Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock.
3. F3. The restricted stock units vested on May 29, 2026.

Key Figures

Shares acquired via RSU vesting: 6,829 shares RSUs exercised: 6,829 units Shares owned after transaction: 28,181 shares +1 more

4 metrics

Shares acquired via RSU vesting 6,829 shares Common Stock received on May 29, 2026

RSUs exercised 6,829 units Restricted stock units converted to Common Stock

Shares owned after transaction 28,181 shares Total direct Common Stock holdings post-transaction

RSU conversion price $0.00 per unit Exercise price for restricted stock units

Key Terms

Restricted Stock Units, Form 4, derivative security

3 terms

Restricted Stock Units financial

"Reflects release of restricted stock units that were previously reported on a Form 4."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Form 4 regulatory

"Reflects release of restricted stock units that were previously reported on a Form 4."

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

derivative security financial

"transaction_code_description: Exercise or conversion of derivative security"

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did QuidelOrtho (QDEL) disclose in this Form 4 for Michael Edward L.?

QuidelOrtho reported that director Michael Edward L. acquired 6,829 shares of Common Stock through the vesting of restricted stock units. These units converted into shares on May 29, 2026, increasing his direct ownership to 28,181 shares with no open-market trades involved.

How many QuidelOrtho (QDEL) shares did the director receive in this transaction?

The director received 6,829 QuidelOrtho Common Stock shares. They came from restricted stock units that vested and converted on May 29, 2026, at a stated conversion price of $0.00 per unit, reflecting a compensation-related equity award rather than a market purchase.

What are the restricted stock units reported in QuidelOrtho (QDEL) director’s Form 4?

The restricted stock units represent the right to receive one share of QuidelOrtho Common Stock per unit. They were previously reported, vested on May 29, 2026, and then converted into 6,829 shares, after which the RSU balance for this award was reduced to zero.

Did the QuidelOrtho (QDEL) director buy or sell shares on the open market?

The filing shows no open-market buying or selling by the director. Instead, he acquired 6,829 shares through the vesting and conversion of restricted stock units, a compensation-related event, and ended with 28,181 Common Stock shares held directly afterward.

How many QuidelOrtho (QDEL) shares does the director hold after the Form 4 transactions?

After the reported transactions, the director directly holds 28,181 QuidelOrtho Common Stock shares. This total reflects the addition of 6,829 shares acquired when previously granted restricted stock units vested and were exercised into Common Stock on May 29, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/02/2026 - 04:07 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Michael Edward L.

(Last) (First) (Middle)

9975 SUMMERS RIDGE ROAD

(Street)

SAN DIEGO CALIFORNIA 92121

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
QuidelOrtho Corp [ QDEL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/29/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/29/2026		A		6,829(1)	A	$0	28,181	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units (Equity Grant)	(2)	05/29/2026		M			6,829	(3)	(3)	Common Stock	6,829	$0	0	D

Explanation of Responses:

1. Reflects release of restricted stock units that were previously reported on a Form 4.

2. Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock.

3. The restricted stock units vested on May 29, 2026.

Remarks:

	/s/ Phillip S. Askim, attorney-in-fact for Edward L. Michael	06/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)