| $350M | ||
| $217M | ||
| $172M | ||
| $109M | ||
| $107M | ||
| $104M |
Buys | $1,247,850 | 8 | 89 |
Sells | $111,965 | 1 | 11 |
| Blaser Brian J. | President and CEO | 2 | $750,238 | 0 | $0 | $750,238 |
| Strobeck Matthew | director | 1 | $239,586 | 0 | $0 | $239,586 |
| Busky Joseph M. | Chief Financial Officer | 2 | $204,047 | 0 | $0 | $204,047 |
| POLAN MARY LAKE PH D | director | 1 | $22,430 | 0 | $0 | $22,430 |
| RHOADS ANN D | director | 1 | $21,206 | 0 | $0 | $21,206 |
| Wilkins Joseph D Jr. | director | 1 | $10,343 | 0 | $0 | $10,343 |
| WIDDER KENNETH J | director | 0 | $0 | 1 | $111,965 | $-111,965 |
QuidelOrtho Corporation specializes in the creation and production of diagnostic testing solutions, addressing a wide array of healthcare testing demands. The company operates through distinct business units. Its Labs division provides clinical chemistry and immunoassay instruments and tests designed to analyze bodily fluids and proteins, aiding in health assessment, patient management, and tracking disease progression. The Transfusion Medicine unit focuses on ensuring blood safety and compatibility by offering immunohematology and infectious …
Over the last 12 months, insiders at QuidelOrtho Corporation have bought $1.25M and sold $111,965 worth of QuidelOrtho Corporation stock.
On average, over the past 5 years, insiders at QuidelOrtho Corporation have bought $532,464 and sold $89.58M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Blaser Brian J. (President and CEO) — $750,238. Strobeck Matthew (director) — $239,586. Busky Joseph M. (Chief Financial Officer) — $204,047.
The last purchase of 3,370 shares for transaction amount of $79,742 was made by Busky Joseph M. (Chief Financial Officer) on 2026‑02‑13.
| 2026-02-13 | Blaser Brian J. | President and CEO | 10,540 0.0154% | $23.59 | $248,661 | -40.29% | ||
| 2026-02-13 | Strobeck Matthew | director | 10,000 0.015% | $23.96 | $239,586 | -40.29% | ||
| 2026-02-13 | Busky Joseph M. | Chief Financial Officer | 3,370 0.0049% | $23.66 | $79,742 | -40.29% | ||
| 2025-12-10 | RHOADS ANN D | director | 750 0.0011% | $28.27 | $21,206 | -47.74% | ||
| 2025-11-26 | Wilkins Joseph D Jr. | director | 370 0.0006% | $27.95 | $10,343 | -44.33% | ||
| 2025-11-25 | Sale | WIDDER KENNETH J | director | 4,026 0.0068% | $27.81 | $111,965 | -45.56% | |
| 2025-11-24 | Busky Joseph M. | Chief Financial Officer | 4,770 0.0075% | $26.06 | $124,305 | -42.36% | ||
| 2025-11-21 | POLAN MARY LAKE PH D | director | 1,000 0.0014% | $22.43 | $22,430 | -37.08% | ||
| 2025-11-19 | Blaser Brian J. | President and CEO | 23,500 0.0352% | $21.34 | $501,577 | -25.68% | ||
| 2024-12-11 | Blaser Brian J. | President and CEO | 6,033 0.009% | $41.42 | $249,878 | -30.01% | ||
| 2024-11-21 | Sale | Carlyle Group Inc. | 10 percent owner | 8.26M 11.5456% | $35.31 | $291.7M | -21.44% | |
| 2024-08-09 | Sale | Carlyle Group Inc. | 10 percent owner | 74,134 0.11% | $41.53 | $3.08M | -6.17% | |
| 2024-08-08 | Sale | Carlyle Group Inc. | 10 percent owner | 106,705 0.1577% | $41.07 | $4.38M | -5.63% | |
| 2024-08-07 | Sale | Carlyle Group Inc. | 10 percent owner | 78,180 0.1173% | $39.94 | $3.12M | -1.25% | |
| 2024-08-06 | Sale | Carlyle Group Inc. | 10 percent owner | 86,972 0.1299% | $40.23 | $3.5M | -1.88% | |
| 2024-08-05 | Sale | Carlyle Group Inc. | 10 percent owner | 118,172 0.1748% | $40.37 | $4.77M | -2.56% | |
| 2024-08-02 | Sale | Carlyle Group Inc. | 10 percent owner | 169,467 0.2536% | $42.10 | $7.13M | -5.62% | |
| 2024-08-01 | Sale | Carlyle Group Inc. | 10 percent owner | 234,935 0.3468% | $41.52 | $9.75M | -5.57% | |
| 2024-07-31 | Sale | Carlyle Group Inc. | 10 percent owner | 164,877 0.242% | $39.11 | $6.45M | +1.11% | |
| 2024-07-30 | Sale | Carlyle Group Inc. | 10 percent owner | 150,590 0.2247% | $39.74 | $5.99M | -0.14% |
| Blaser Brian J. | President and CEO | 40073 0.0584% | $564,628.57 | 3 | 0 | <0.0001% |
| Strobeck Matthew | director | 27775 0.0405% | $391,349.75 | 3 | 0 | <0.0001% |
| RHOADS ANN D | director | 15021 0.0219% | $211,645.89 | 1 | 0 | |
| POLAN MARY LAKE PH D | director | 12640 0.0184% | $178,097.60 | 2 | 20 | +14.34% |
| Wilkins Joseph D Jr. | director | 11876 0.0173% | $167,332.84 | 1 | 0 | |
| Busky Joseph M. | Chief Financial Officer | 10290 0.015% | $144,986.10 | 3 | 0 | <0.0001% |
| SCHULER JACK W | 3414053 4.9785% | $48.1M | 16 | 7 | +11.82% | |
| BRYANT DOUGLAS C | President & CEO | 495807 0.723% | $6.99M | 17 | 77 | +4.66% |
| TAMERIUS JOHN | SVP, Strat & Ext Affairs | 23540 0.0343% | $331,678.60 | 1 | 16 | +19.46% |
| RADAK JOHN MATTHEW | Chief Financial Officer | 21836 0.0318% | $307,669.24 | 2 | 0 | +11.13% |
| Michael Edward L. | director | 6434 0.0094% | $90,655.06 | 1 | 0 | <0.0001% |
| Dammeyer Rodney F | director | 3906 0.0057% | $55,035.54 | 2 | 2 | +56.82% |
| McLeod Scot M | SVP - Operations | 0 0% | $0 | 2 | 1 | +1.94% |
| Increased Positions | 119 | +37.9% | 8M | +9.76% |
| Decreased Positions | 141 | -44.9% | 8M | -9.22% |
| New Positions | 35 | New | 1M | New |
| Sold Out Positions | 40 | Sold Out | 4M | Sold Out |
| Total Postitions | 292 | -7.01% | 82M | +0.53% |
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| Blackrock, Inc. | $294,136.00 | 15.03% | 10.22M | -923 | <0.01% | 2025-09-30 |
| Vanguard Group Inc | $219,770.00 | 11.23% | 7.64M | -160,269 | -2.06% | 2025-09-30 |
| Rubric Capital Management Lp | $133,474.00 | 6.82% | 4.64M | 0 | 0% | 2025-09-30 |
| Fmr Llc | $129,399.00 | 6.61% | 4.5M | +2M | +71.91% | 2025-09-30 |
| Invesco Ltd. | $83,657.00 | 4.28% | 2.91M | +1M | +87.02% | 2025-09-30 |
| Dimensional Fund Advisors Lp | $82,295.00 | 4.21% | 2.86M | +350,636 | +13.98% | 2025-09-30 |
| Newtyn Management, Llc | $77,706.00 | 3.97% | 2.7M | +994,332 | +58.3% | 2025-09-30 |
| State Street Corp | $76,806.00 | 3.93% | 2.67M | -32,201 | -1.19% | 2025-09-30 |
| American Century Companies Inc | $60,886.00 | 3.11% | 2.12M | +199,909 | +10.44% | 2025-09-30 |