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QuidelOrtho (NASDAQ: QDEL) director gains 2,156 shares via RSU release

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

Rhea-AI Filing Summary

QuidelOrtho Corp director Kenneth F. Buechler increased his direct stake through equity compensation rather than market buying. On June 6, 2026, he acquired 497 and 1,659 shares of Common Stock at $0.00 per share as grants linked to restricted stock units. These 2,156 shares came from the release and conversion of previously reported restricted stock units under QuidelOrtho's deferred compensation program for participating non-employee directors. Following the transactions, Buechler directly owns 110,906 common shares.

Positive

  • None.

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Insider BUECHLER KENNETH F
Role null
Type Security Shares Price Value
Exercise Restricted Stock Units (Converted) 1,659 $0.00 --
Exercise Restricted Stock Units (Premium) 497 $0.00 --
Grant/Award Common Stock 1,659 $0.00 --
Grant/Award Common Stock 497 $0.00 --
Holdings After Transaction: Restricted Stock Units (Converted) — 0 shares (Direct, null); Restricted Stock Units (Premium) — 0 shares (Direct, null); Common Stock — 110,409 shares (Direct, null)
Footnotes (1)
  1. Reflects release of restricted stock units that were previously reported on a Form 4. Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock. Release of restricted stock units was deferred pursuant to QuidelOrtho's deferred compensation program applicable to participating non-employee directors and occurred according to the elected deferred schedule.
RSU-derived share grant 1 497 shares Common Stock granted at $0.00 per share on June 6, 2026
RSU-derived share grant 2 1,659 shares Common Stock granted at $0.00 per share on June 6, 2026
Total RSU exercises 2,156 shares Exercise or conversion of derivative securities (RSUs)
Post-transaction holdings 110,906 shares Common Stock directly owned after transactions
Transaction price $0.00 per share Price for the common stock grants on June 6, 2026
Exercise transactions 2 derivative exercises RSUs converted into common stock
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.
deferred compensation program financial
"Release of restricted stock units was deferred pursuant to QuidelOrtho's deferred compensation program applicable to participating non-employee directors"
non-employee directors financial
"program applicable to participating non-employee directors and occurred according to the elected deferred schedule."
Non-employee directors are board members who do not work for the company as salaried employees and usually do not hold day-to-day management roles. They act like outside referees or independent coaches, providing oversight, asking tough questions, and protecting shareholders’ interests; investors care because these directors help ensure management is accountable, reduce conflicts of interest, and influence decisions that affect company strategy and long-term value.
derivative security financial
"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.
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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*
BUECHLER KENNETH F

(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/06/2026
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
Common Stock06/06/2026A1,659(1)A$0110,409D
Common Stock06/06/2026A497(1)A$0110,906D
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 (Converted)(2)06/06/2026M1,659 (3) (3)Common Stock1,659$00D
Restricted Stock Units (Premium)(2)06/06/2026M497 (3) (3)Common Stock497$00D
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. Release of restricted stock units was deferred pursuant to QuidelOrtho's deferred compensation program applicable to participating non-employee directors and occurred according to the elected deferred schedule.
Remarks:
/s/ Phillip S. Askim, attorney-in-fact for Kenneth F. Buechler06/09/2026
** 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)

FAQ

What did QuidelOrtho (QDEL) director Kenneth F. Buechler report on this Form 4?

Kenneth F. Buechler reported acquiring additional QuidelOrtho common shares through equity compensation, not open-market purchases. The filing shows restricted stock units converting into common stock and being released under the company’s deferred compensation program for non-employee directors.

How many QuidelOrtho (QDEL) shares did Kenneth F. Buechler acquire in this transaction?

Buechler acquired 2,156 QuidelOrtho common shares in total, consisting of 497 and 1,659 share grants at a price of $0.00 per share. These shares resulted from the release and conversion of previously reported restricted stock units.

Were Kenneth F. Buechler’s QuidelOrtho (QDEL) transactions open-market buys or compensation awards?

The transactions were compensation-related awards, not open-market purchases. The Form 4 labels them as grants and exercises of restricted stock units, with a transaction price of $0.00 per share, tied to QuidelOrtho’s deferred compensation program for non-employee directors.

How many QuidelOrtho (QDEL) shares does Kenneth F. Buechler hold after these transactions?

After these transactions, Buechler directly holds 110,906 QuidelOrtho common shares. This figure reflects his updated direct ownership following the release and conversion of restricted stock units into common stock on June 6, 2026.

What do the restricted stock unit (RSU) exercises mean for QuidelOrtho (QDEL) director compensation?

The RSU exercises show part of Buechler’s compensation is paid in equity rather than cash. Each restricted stock unit converted into one common share, and the release followed the schedule elected under QuidelOrtho’s deferred compensation program for participating non-employee directors.