Key facts
- This page summarizes Nathaniel Sisitsky's Form 4 filing for QuidelOrtho Corp (QDEL).
- 2 reported transactions and 2 derivative rows are listed below.
- Accepted by SEC: 22 Apr 2026, 18:14.
Nathaniel Sisitsky - 15 Apr 2026 Form 4 Insider Report for QuidelOrtho Corp (QDEL)
- Reporting relationship
- Chief Legal Officer
- Issuer ticker
- QDEL
- Reported as of
- 15 Apr 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 22 Apr 2026, 18:14:07 UTC
- Prior SEC filing
- 31 Mar 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Jennifer Ahn, attorney-in-fact for Nathaniel Sisitsky
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Nathaniel Sisitsky filed Form 4 for QuidelOrtho Corp (QDEL) on 22 Apr 2026.
Change
- Previous filing in this sequence was filed on 31 Mar 2026.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001225738
Primary reporting owner
SISITSKY NATHANIEL
- Relationship
- Chief Legal Officer
- Address
- 9975 SUMMERS RIDGE ROAD, SAN DIEGO
- Signature
- /s/ Jennifer Ahn, attorney-in-fact for Nathaniel Sisitsky
- Signature date
- 22 Apr 2026
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
QDEL
transaction
Derivative
Restricted Stock Units
Award
- Transaction value
- Shares
- +73,435
- Change %
- Price
- $0.000000*
- Shares after
- 73,435
- Date
- 15 Apr 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 73,435
- Exercise price
- Footnotes
- F1, F2
QDEL
transaction
Derivative
Non-Qualified Stock Options
Award
- Transaction value
- Shares
- +73,434
- Change %
- Price
- $0.000000*
- Shares after
- 73,434
- Date
- 15 Apr 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 73,434
- Exercise price
- $17.49
- Footnotes
- F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Each restricted stock unit represents the right to receive one share of QuidelOrtho Corporation common stock.
Footnote F2
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.
Footnote F3
24,478 shares will vest in equal installments on April 15, 2027, April 15, 2028 and April 15, 2029.