Key facts
- Rubric Capital Management LP filed SCHEDULE 13G/A for QuidelOrtho Corporation Common Stock, par value $0.001 per share (QDEL).
- Disclosed ownership: 5.6%.
- Date of event: 31 Dec 2025.
Rubric Capital Management LP - 31 Dec 2025 SCHEDULE 13G/A Report for QuidelOrtho Corporation Common Stock, par value $0.001 per share (QDEL)
- Filing Manager
- Rubric Capital Management LP
- Reporting Manager
- Rubric Capital Management LP
- Symbol
- QDEL
- Shares outstanding
- 67,934,478 shares
- Disclosed Ownership
- 3,777,157 shares
- Ownership
- 5.6%
- Form type
- SCHEDULE 13G/A
- Filing time
- 13 Feb 2026, 16:18:03 UTC
- Date of event
- 31 Dec 2025
- Previous filing
- 09 Jul 2025
- SEC
- View on sec.gov
Key filing fact
Rubric Capital Management LP disclosed 5.6% ownership in QuidelOrtho Corporation Common Stock, par value $0.001 per share (QDEL) on 31 Dec 2025.
Change
- Previous schedule filing date: 09 Jul 2025.
- Current filing was accepted on 13 Feb 2026, 16:18.
Research use
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Reporting managers (2)
Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Rubric Capital Management LP | 5.6% | 3,777,157 | 0 | 3,777,157 | /s/ Michael Nachmani | Michael Nachmani / Chief Operating Officer | |
| David Rosen | 5.6% | 3,777,157 | 0 | 3,777,157 | /s/ David Rosen | David Rosen / Individually |
CIK / CUSIP context first