QuidelOrtho CFO gets 4,925 shares from RSU vesting

QuidelOrtho Corp Chief Financial Officer Joseph M. Busky reported routine equity compensation activity involving restricted stock units and related tax withholding.

Rhea-AI Filing Summary

QuidelOrtho Corp Chief Financial Officer Joseph M. Busky reported routine equity compensation activity involving restricted stock units and related tax withholding. On the transaction date, 4,925 restricted stock units were released, converting into 4,925 shares of common stock as part of previously reported awards.

Of these shares, 1,519 were withheld by the company at $14.78 per share to satisfy tax withholding obligations tied to the RSU release, which is not an open-market sale. Following these transactions, Busky held 44,818 shares of common stock directly and 10,290 shares indirectly through a trust.

Insider Trade Summary

4,925 shares exercised/converted

Exercise 4 txns

Insider Busky Joseph M.

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	4,925	$0.00	$0.00
Grant/Award	Common Stock	4,925	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	1,519	$14.78	$22K
holding	Common Stock	--	--	--

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 44,818 shares (Direct); Common Stock — 10,290 shares (Indirect, By Trust)

Footnotes (4)

1. F1. Reflects release of restricted stock units that were previously reported on a Form 4.
2. 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. F3. Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock.
4. F4. 14,775 shares vested in equal installments on March 28, 2024, March 28, 2025 and March 28, 2026.

Key Figures

RSUs released: 4,925 units Shares withheld for taxes: 1,519 shares at $14.78 Direct holdings after transaction: 44,818 shares +2 more

5 metrics

RSUs released 4,925 units Restricted stock units converted into common stock

Shares withheld for taxes 1,519 shares at $14.78 Tax-withholding disposition related to RSU release

Direct holdings after transaction 44,818 shares Common stock held directly by CFO after transactions

Indirect holdings by trust 10,290 shares Common stock held indirectly by trust

Total award vesting schedule 14,775 shares Vesting in equal installments on Mar 28, 2024–2026

Key Terms

Restricted Stock Units, tax withholding obligations, indirect, tax-withholding disposition, +1 more

5 terms

Restricted Stock Units financial

"Reflects release of restricted stock units that were previously reported"

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.

tax withholding obligations financial

"withholding of common shares to satisfy tax withholding obligations related to the issuance"

indirect financial

"Common Stock holding marked as indirect with nature of ownership By Trust"

tax-withholding disposition financial

"transaction_action is tax-withholding disposition for 1,519 shares"

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 regulatory

"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.

FAQ

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

What did QuidelOrtho (QDEL) CFO Joseph M. Busky report in this Form 4?

He reported the release of 4,925 restricted stock units into common shares and related share withholding for taxes. These transactions reflect routine equity compensation rather than open-market buying or selling activity.

How many QuidelOrtho (QDEL) RSUs vested for the CFO in this filing?

A total of 4,925 restricted stock units vested and converted into 4,925 shares of QuidelOrtho common stock. The filing notes these RSUs were previously reported and are part of a larger 14,775-share award vesting over three years.

Were any QuidelOrtho (QDEL) shares sold on the market by the CFO?

No open-market sale is reported. Instead, 1,519 shares were withheld by QuidelOrtho at $14.78 per share to cover tax obligations from the RSU release, a standard non-market tax withholding transaction.

How many QuidelOrtho (QDEL) shares does the CFO hold after these transactions?

After the reported transactions, Joseph M. Busky directly holds 44,818 shares of QuidelOrtho common stock. He also has an indirect holding of 10,290 shares through a trust, as disclosed in the Form 4.

What do the QuidelOrtho (QDEL) Form 4 footnotes say about the RSUs?

The footnotes explain that each restricted stock unit corresponds to one share of QuidelOrtho common stock and that 14,775 shares from the underlying award vest in equal installments on March 28, 2024, 2025 and 2026.

Is the tax withholding in the QuidelOrtho (QDEL) Form 4 a sale by the CFO?

The filing classifies it as a tax-withholding disposition, where 1,519 shares were delivered to QuidelOrtho to satisfy tax liabilities. This is not an open-market sale and does not reflect a discretionary trade.

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

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Accepted by SEC EDGAR 03/31/2026 - 04:14 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^*

Busky Joseph M.

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/28/2026

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	03/28/2026		A		4,925(1)	A	$0	46,337	D
Common Stock	03/28/2026		F		1,519(2)	D	$14.78	44,818	D
Common Stock								10,290	I	By Trust

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	(3)	03/28/2026		M			4,925	(4)	(4)	Common Stock	4,925	$0	0	D

Explanation of Responses:

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

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

4. 14,775 shares vested in equal installments on March 28, 2024, March 28, 2025 and March 28, 2026.

Remarks:

	/s/ Phillip S. Askim, attorney-in-fact for Joseph M. Busky	03/31/2026
	** 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)