QuidelOrtho CFO Busky reports 4,770-share Form 4 stock purchase

Rhea-AI Filing Summary

QuidelOrtho Corp (QDEL) filed a Form 4 reporting that its Chief Financial Officer, Joseph M. Busky, acquired company stock. On 11/24/2025, a trust for his benefit purchased 4,770 shares of QuidelOrtho common stock at a price of $26.0598 per share in an open-market transaction coded as a purchase. Following this trade, he beneficially owns 6,920 shares indirectly through the trust and 31,427 shares directly.

Insider Trade Summary

Net Buyer: 4,770 shares

Net Buy 2 txns

Insider Busky Joseph M.

Role Chief Financial Officer

Bought 4,770 shs ($124K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	4,770	$26.0598	$124K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 6,920 shares (Indirect, By Trust); Common Stock — 31,427 shares (Direct)

FAQ

What insider transaction did QuidelOrtho (QDEL) disclose in this Form 4?

QuidelOrtho disclosed that its Chief Financial Officer, Joseph M. Busky, acquired 4,770 shares of common stock in a reported transaction.

On what date did the QuidelOrtho (QDEL) CFO buy shares and at what price?

The purchase occurred on 11/24/2025, when a trust for the benefit of the CFO bought 4,770 shares at $26.0598 per share.

How many QuidelOrtho (QDEL) shares does the CFO own after this transaction?

After the transaction, the CFO beneficially owns 6,920 shares indirectly through a trust and 31,427 shares directly of QuidelOrtho common stock.

What is the relationship of the reporting person to QuidelOrtho (QDEL)?

The reporting person, Joseph M. Busky, is an officer of QuidelOrtho and serves as its Chief Financial Officer.

Is the QuidelOrtho (QDEL) Form 4 filed for a single reporting person?

Yes. The Form 4 indicates that it is filed by one reporting person, rather than by multiple reporting persons.

How is the CFO’s indirect ownership in QuidelOrtho (QDEL) held?

The Form 4 shows indirect ownership of 6,920 shares held by a trust for the benefit of the reporting person.

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Accepted by SEC EDGAR 11/25/2025 - 01:21 PM 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^*

Busky Joseph M.

(Last) (First) (Middle)

9975 SUMMERS RIDGE ROAD

(Street)

SAN DIEGO CA 92121

(City) (State) (Zip)

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

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/24/2025

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

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

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

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	11/24/2025		P		4,770	A	$26.0598	6,920	I	By Trust
Common Stock								31,427	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

Explanation of Responses:

Remarks:

	/s/ Phillip S. Askim, attorney-in-fact for Joseph M. Busky	11/25/2025
	** 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.