None of the 29 investors followed here reported a position in QDEL in their latest filing.
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a QDEL trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Aug 13, 2026 | Hanson Bryan MichaelOfficer | — | 446 | — |
| Jun 30, 2026 | Hanson Bryan MichaelOfficer | — | 5.8K | — |
| Jun 4, 2026 | Polan Mary Lake Ph.DDirector | Stock Award(Grant) at price 0.00 per share. | 973 | — |
| Jun 4, 2026 | Widder Kenneth Jon M.D.Director | Stock Award(Grant) at price 0.00 per share. | 1.2K | — |
| Jun 4, 2026 | Michael Edward LDirector | Stock Award(Grant) at price 0.00 per share. | 1.3K | — |
| Jun 4, 2026 | Buechler Kenneth FDirector | Stock Award(Grant) at price 0.00 per share. | 2.2K | — |
| Jun 4, 2026 | Polan Mary Lake Ph.DDirector | Conversion of Exercise of derivative security at price 14.33 per share. | 749 | $10.73K |
| Jun 4, 2026 | Buechler Kenneth FDirector | Conversion of Exercise of derivative security at price 14.33 per share. | 1.7K | $23.77K |
| Jun 4, 2026 | Widder Kenneth Jon M.D.Director | Conversion of Exercise of derivative security at price 14.33 per share. | 910 | $13.04K |
| Jun 4, 2026 | Michael Edward LDirector | Conversion of Exercise of derivative security at price 14.33 per share. | 963 | $13.80K |
| May 28, 2026 | Wilkins Joseph D JrDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Chiminski John RDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Polan Mary Lake Ph.DDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Widder Kenneth Jon M.D.Director | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Strobeck MatthewDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Michael Edward LDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Buechler Kenneth FDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Dilsaver Evelyn SDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Rhoads Ann DDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| May 28, 2026 | Huennekens R ScottDirector | Stock Award(Grant) at price 0.00 per share. | 6.8K | — |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -4.9 | -16.3 | -27.7 | -25.1 | 5.9 | 34.6 | -4.3 | -14.0 | -27.0 | 33.8 | −50.6% | ||
| 2025 | -2.4 | -8.0 | -12.6 | -20.5 | 10.4 | -6.0 | -20.1 | 24.6 | 2.6 | -8.4 | 1.3 | 4.4 | −35.9% |
| 2024 | -7.0 | -33.4 | 5.1 | -15.4 | 9.0 | -24.8 | 18.3 | 7.5 | 7.9 | -16.6 | 7.8 | 8.7 | −39.6% |
| 2023 | -0.1 | 1.6 | 2.5 | 1.0 | -5.3 | -2.7 | 5.4 | -5.7 | -11.3 | -16.4 | 12.5 | 7.2 | −14.0% |
| 2022 | -23.4 | 2.4 | 6.3 | -10.5 | -5.6 | 2.3 | 5.0 | -22.3 | -9.8 | 25.7 | -2.5 | -2.2 | −36.5% |
| 2021 | 39.7 | -34.5 | -22.1 | -18.1 | 12.7 | 8.5 | 10.4 | -8.8 | 9.5 | -5.9 | 11.1 | -8.5 | −24.9% |
| 2020 | 2.4 | 0.6 | 26.6 | 42.1 | 25.9 | 27.9 | 26.2 | -37.7 | 24.7 | 22.3 | -27.3 | -7.9 | +139.4% |
| 2019 | 18.9 | 13.0 | -0.1 | -2.3 | -13.5 | 7.3 | -0.5 | 6.8 | -2.7 | -7.3 | 20.6 | 9.3 | +53.7% |
| 2018 | 5.6 | -4.7 | 18.8 | 9.4 | 10.6 | 6.1 | 2.0 | 13.3 | -15.2 | -1.2 | -5.5 | -19.7 | +12.6% |
| 2017 | -11.4 | 10.6 | 7.8 | 6.8 | 2.7 | 9.3 | 17.9 | 9.2 | 25.5 | -6.6 | -7.2 | 14.1 | +102.4% |
| 2016 | -19.6 | -8.0 | 10.1 | 0.2 | -4.0 | 7.5 | 27.7 | -4.5 | 1.5 | -12.6 | 18.8 | -6.6 | +1.0% |
| 2015 | -18.6 | 9.1 | 5.1 | -13.6 | -7.0 | 5.9 | -9.8 | -0.6 | -8.3 | 1.8 | 12.9 | -2.3 | −26.7% |
| 2014 | -4.3 | -5.2 | -2.6 | -21.4 | 5.8 | -2.6 | 8.0 | -1.1 | 13.9 | 6.3 | -2.4 | 3.8 | −6.4% |
| 2013 | 20.2 | 5.5 | 0.3 | -6.0 | 7.1 | 6.8 | 4.9 | -0.9 | 7.1 | -13.2 | 2.0 | 22.8 | +65.5% |
| 2012 | -5.5 | -0.8 | 29.5 | -10.1 | -4.8 | -0.3 | -0.1 | 3.6 | 16.6 | -7.4 | 0.0 | 6.5 | +23.4% |
| 2011 | -6.0 | -3.1 | -9.1 | 11.0 | 15.6 | -1.2 | -1.3 | 2.1 | 7.1 | 9.1 | 1.6 | -16.6 | +4.7% |
| 2010 | -3.6 | -1.7 | 11.3 | 1.5 | -20.7 | 8.5 | -2.3 | -2.5 | -9.1 | 5.1 | 14.4 | 9.4 | +4.9% |
| 2009 | -5.9 | -10.2 | -16.5 | 26.2 | 9.2 | 14.6 | 2.5 | 3.4 | 5.1 | -11.9 | -12.1 | 9.6 | +5.4% |
| 2008 | -19.0 | 4.2 | -2.3 | -0.3 | 6.6 | -3.1 | 22.5 | -3.5 | -16.1 | -3.7 | -13.8 | -4.1 | −32.9% |
| 2007 | -0.2 | -20.8 | 11.4 | 16.5 | 5.2 | 19.5 | -15.3 | 14.1 | 15.2 | 5.6 | -8.5 | 3.0 | +43.0% |
QuidelOrtho Corporation provides diagnostic testing solutions. The company operates through Labs, Transfusion Medicine, Point of Care, and Molecular Diagnostics business units. The Labs business unit provides clinical chemistry laboratory instruments and tests that measure target chemicals in bodily fluids for the evaluation of health and the clinical management of patients; immunoassay laboratory instruments and tests, to measure proteins as they act as antigens in the spread of disease, antibodies in the immune response spurred by disease, or markers of proper organ function and health; testing to detect and monitor disease progression across a spectrum of therapeutic areas; and specialized diagnostic solutions. The Transfusion Medicine business unit offers immunohematology instruments and tests used for blood typing to ensure patient-donor compatibility in blood transfusions; and donor screening instruments and tests used for blood and plasma screening for infectious diseases. The Point of Care business unit provides instruments and tests to provide rapid results across a continuum of POC settings. The Molecular Diagnostics business unit offers polymerase chain reaction thermocyclers; amplification systems; and sample-to-result molecular instruments and tests for syndromic infectious disease diagnostics. The company sells its products directly to end users through a direct sales force; and through a network of distributors for professional use in physician offices, hospitals, clinical laboratories, reference laboratories, urgent care clinics, universities, retail clinics, pharmacies, wellness screening centers, blood banks, and donor centers, as well as for individual, non-professional, and over-the-counter use. It operates in North America, Europe, the Middle East, Africa, China, Japan and Asia Pacific, and Latin America. The company was incorporated in 1979 and is headquartered in San Diego, California.
Buy / hold / sell counts