QuidelOrtho Corp Insider Trading Activity
Every SEC Form 4 insider transaction reported for QuidelOrtho Corp (QDEL), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are QDEL insiders buying or selling?
In the last 12 months, QuidelOrtho Corp insiders reported 9 open-market purchases ($1.3M) and 1 sale ($112.0K) — net buying of $1.2M. Since February 2023, Trabud has recorded 35 Form 4 filings for QDEL: 11 buys ($1.7M) and 24 sells ($447.7M).
Source: SEC EDGAR Form 4
Key Statistics (February 2023 – Feb 19, 2026)
Total Form 4 filings
35
SEC EDGAR
Insider filers
9
Insider buys (11)
$1.7M
Insider sells (24)
$447.7M
Insider sentiment
Net sellingNet insider flow of $446.0M in net selling since February 2023, and $1.2M in net buying over the last 12 months.
Recent QDEL insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Feb 19, 2026 | Joseph M. Busky | Chief Financial Officer | Purchase | 3.4K | $23.66 | $79.7K | SEC ↗ |
| Feb 13, 2026 | Strobeck Matthew | Director | Purchase | 10.0K | $23.96 | $239.6K | SEC ↗ |
| Feb 13, 2026 | Joseph M. Busky | Chief Financial Officer | Purchase | 3.4K | $23.66 | $79.7K | SEC ↗ |
| Feb 13, 2026 | Brian J. Blaser | President and CEO | Purchase | 10.5K | $23.59 | $248.7K | SEC ↗ |
| Dec 10, 2025 | Ann D Rhoads | Director | Purchase | 750 | $28.28 | $21.2K | SEC ↗ |
| Dec 1, 2025 | Joseph D Wilkins Jr. | Director | Purchase | 370 | $27.96 | $10.3K | SEC ↗ |
| Nov 25, 2025 | Kenneth J Widder | Director | Sale | 4.0K | $27.81 | $112.0K | SEC ↗ |
| Nov 25, 2025 | Joseph M. Busky | Chief Financial Officer | Purchase | 4.8K | $26.06 | $124.3K | SEC ↗ |
| Nov 24, 2025 | Mary Lake PH D Polan | Director | Purchase | 1.0K | $22.43 | $22.4K | SEC ↗ |
| Nov 20, 2025 | Brian J. Blaser | President and CEO | Purchase | 23.5K | $21.34 | $501.6K | SEC ↗ |
| Dec 13, 2024 | Brian J. Blaser | President and CEO | Purchase | 6.0K | $41.42 | $249.9K | SEC ↗ |
| Nov 21, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 8.3M | $35.31 | $291.7M | SEC ↗ |
| Aug 13, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 74.1K | $41.53 | $3.1M | SEC ↗ |
| Aug 9, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 184.9K | $40.59 | $7.5M | SEC ↗ |
| Aug 7, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 205.1K | $40.31 | $8.3M | SEC ↗ |
| Aug 5, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 404.4K | $41.76 | $16.9M | SEC ↗ |
| Aug 1, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 315.5K | $39.41 | $12.4M | SEC ↗ |
| Jul 30, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 262.0K | $38.93 | $10.2M | SEC ↗ |
| Jul 26, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 621.5K | $38.72 | $24.1M | SEC ↗ |
| Jul 24, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 234.8K | $35.82 | $8.4M | SEC ↗ |
| Jul 22, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 167.5K | $34.13 | $5.7M | SEC ↗ |
| Jul 18, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 164.5K | $33.85 | $5.6M | SEC ↗ |
| Jul 17, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 150.4K | $31.95 | $4.8M | SEC ↗ |
| Jul 12, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 121.0K | $31.12 | $3.8M | SEC ↗ |
| Jul 10, 2024 | Carlyle Group Inc. | 10% Owner | Sale | 83.8K | $30.30 | $2.5M | SEC ↗ |
Showing the 25 most recent of 35 Form 4 filings for QuidelOrtho Corp.
Most active QDEL insiders
- Carlyle Group Inc.22 filings
- Joseph M. Busky4 filings
- Brian J. Blaser3 filings
- Ann D Rhoads1 filing
- Joseph D Wilkins Jr.1 filing
Ask anything about QDEL insider activity
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Open the AI agentQDEL insider trading FAQ
Are QuidelOrtho Corp insiders buying or selling?
In the last 12 months, QuidelOrtho Corp insiders reported 9 open-market purchases ($1.3M) and 1 sale ($112.0K) — net buying of $1.2M. Since February 2023, Trabud has recorded 35 Form 4 filings for QDEL: 11 buys ($1.7M) and 24 sells ($447.7M). Over the full record that is net selling of $446.0M.
How many insiders trade QDEL stock?
9 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for QuidelOrtho Corp. The most recent filing was accepted on Feb 19, 2026.
Where does Trabud get QDEL insider trading data?
All QDEL insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.