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  4. [Form 4] QuidelOrtho Corp Insider Trading Activity

QuidelOrtho (NASDAQ: QDEL) grants 73,434 options and 73,435 RSUs

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

SISITSKY NATHANIEL reported acquisition or exercise transactions in this Form 4 filing.

QuidelOrtho Corp granted its Chief Legal Officer, Nathaniel Sisitksy, new equity awards reported as compensation. He received 73,434 non-qualified stock options exercisable at $17.49 per share, expiring on April 15, 2036, covering 73,434 shares of common stock. He was also granted 73,435 restricted stock units, each representing one share of common stock. For these awards, 24,478 shares are scheduled to vest in equal installments on April 15, 2027 and April 15, 2028, with 24,479 shares vesting on April 15, 2029, and another schedule provides 24,478 shares vesting in equal installments on April 15, 2027, April 15, 2028 and April 15, 2029.

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Insider SISITSKY NATHANIEL
Role Chief Legal Officer
Type Security Shares Price Value
Grant/Award Restricted Stock Units 73,435 $0.00 --
Grant/Award Non-Qualified Stock Options 73,434 $0.00 --
Holdings After Transaction: Restricted Stock Units — 73,435 shares (Direct, null); Non-Qualified Stock Options — 73,434 shares (Direct, null)
Footnotes (1)
  1. Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock. 24,478 shares will vest in equal installments on April 15, 2027 and April 15, 2028; the remaining 24,479 shares will vest on April 15, 2029. 24,478 shares will vest in equal installments on April 15, 2027, April 15, 2028 and April 15, 2029.
Stock options granted 73,434 options Non-qualified stock options granted on April 15, 2026
Option exercise price $17.49 per share Exercise price for 73,434 non-qualified stock options
Option expiration April 15, 2036 Expiration date of granted non-qualified stock options
RSUs granted 73,435 RSUs Restricted stock units representing common shares
RSU vesting 2027–2029 24,478 / 24,478 / 24,479 shares Scheduled RSU vesting amounts through April 15, 2029
Options vesting 2027–2029 24,478 shares annually One schedule provides 24,478 shares vesting each year 2027–2029
Non-Qualified Stock Options financial
"73,434 non-qualified stock options exercisable at $17.49 per share"
Non-qualified stock options are a type of employee benefit that gives individuals the right to buy company shares at a set price, usually lower than the market value, within a certain period. Unlike other options that may have special tax advantages, these options are taxed as income when exercised, which can affect how much money the employee or investor ultimately gains. They are important because they can influence company compensation strategies and impact the financial outcomes for employees and investors.
Restricted Stock Units financial
"He was also granted 73,435 restricted stock units, each representing one share"
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.
vesting financial
"24,478 shares will vest in equal installments on April 15, 2027 and April 15, 2028"
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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*
SISITSKY NATHANIEL
(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)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Legal Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
04/15/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units(1)04/15/2026A73,435 (2) (2)Common Stock73,435$073,435D
Non-Qualified Stock Options$17.4904/15/2026A73,434 (3)04/15/2036Common Stock73,434$073,434D
Explanation of Responses:
1. Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock.
2. 24,478 shares will vest in equal installments on April 15, 2027 and April 15, 2028; the remaining 24,479 shares will vest on April 15, 2029.
3. 24,478 shares will vest in equal installments on April 15, 2027, April 15, 2028 and April 15, 2029.
Remarks:
/s/ Jennifer Ahn, attorney-in-fact for Nathaniel Sisitsky04/22/2026
** Signature of Reporting PersonDate
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)

Source: View Original Filing on SEC EDGAR

FAQ

What is the exercise price and expiration for the new QuidelOrtho (QDEL) stock options?

The new stock options have an exercise price of $17.49 per share and expire on April 15, 2036. These options cover 73,434 shares of QuidelOrtho common stock, giving long-dated potential equity participation.

Are these QuidelOrtho (QDEL) transactions open-market buys or sells?

No. Both entries are coded as “A” grant or award acquisitions, indicating equity compensation grants, not open-market purchases or sales. The transactions show new options and RSUs awarded, rather than trading activity in the market.

What position does the reporting person hold at QuidelOrtho (QDEL)?

The reporting person, Nathaniel Sisitksy, serves as Chief Legal Officer of QuidelOrtho Corp. The Form 4 reflects equity compensation awards linked to his executive role within the company.