QDEL — QuidelOrtho Corp
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
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Measured signals that fired on QDEL
| date | signal | measured base rate |
|---|---|---|
| 2026-08-07 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-08-07 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-07-14 | Bollinger bandwidth breaks out of its own compression structure | -0.63% over 21 days · t = -2.80 · n = 7,196 statistically distinguishable from its control group |
| 2026-06-26 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-06-23 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-06-04 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-15 | Hanson Bryan Michael EVP Global Port. Mgmt & Mkting | Shares withheld for tax | 162 | 14.30 | 2.3K |
| 2026-08-15 | Hanson Bryan Michael EVP Global Port. Mgmt & Mkting | Option exercise | 446 | 0.00 | 0 |
| 2026-07-01 | Hanson Bryan Michael EVP Global Port. Mgmt & Mkting | Shares withheld for tax | 2.1K | 18.18 | 38.1K |
| 2026-07-01 | Hanson Bryan Michael EVP Global Port. Mgmt & Mkting | Option exercise | 5.8K | 0.00 | 0 |
| 2026-06-06 | BUECHLER KENNETH F Director | Grant or award | 497 | 0.00 | 0 |
| 2026-06-06 | Michael Edward L. Director | Grant or award | 963 | 0.00 | 0 |
| 2026-06-06 | POLAN MARY LAKE PH D Director | Grant or award | 224 | 0.00 | 0 |
| 2026-06-06 | POLAN MARY LAKE PH D Director | Grant or award | 749 | 0.00 | 0 |
| 2026-06-06 | Michael Edward L. Director | Grant or award | 289 | 0.00 | 0 |
| 2026-06-06 | BUECHLER KENNETH F Director | Grant or award | 1.7K | 0.00 | 0 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 171.7M | 10.4M |
| FMR LLC | 108.3M | 6.6M |
| Newtyn Management, LLC | 74.9M | 4.6M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 66.2M | 4.0M |
| Rubric Capital Management LP | 54.3M | 3.3M |
| Invesco Ltd. | 51.2M | 3.1M |
| VANGUARD CAPITAL MANAGEMENT LLC | 50.2M | 3.1M |
| DIMENSIONAL FUND ADVISORS LP | 50.1M | 3.0M |
| AMERICAN CENTURY COMPANIES INC | 46.9M | 2.9M |
| STATE STREET CORP | 45.8M | 2.8M |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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