Mario Gabelli's QDEL Position Overview
Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 237,220 shares of QuidelOrtho Corporation (QDEL) worth $6.78 M, representing 0.07% of the portfolio. First purchased in 2022-Q2, this medium-term investment has been held for 15 quarters.
Based on 13F filings, Mario Gabelli has maintained a strategic position in QDEL, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2024, adding 15,294 shares. Largest reduction occurred in Q2 2025, reducing 6,390 shares.
Analysis based on 13F filings available since 2013 Q2
Mario Gabelli's QuidelOrtho Corporation (QDEL) Holding Value Over Time
Track share changes against reported price movement
Quarterly QuidelOrtho Corporation (QDEL) Trades by Mario Gabelli
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2022 | +191,454 | New Buy | 191,454 | $97.18 |
| Q3 2022 | -500 | Reduce 0.26% | 190,954 | $71.48 |
| Q4 2022 | +3,792 | Add 1.99% | 194,746 | $85.67 |
| Q1 2023 | -47 | Reduce 0.02% | 194,699 | $89.09 |
| Q2 2023 | -121 | Reduce 0.06% | 194,578 | $82.86 |
| Q3 2023 | +2,960 | Add 1.52% | 197,538 | $73.04 |
| Q4 2023 | +3,142 | Add 1.59% | 200,680 | $73.70 |
| Q1 2024 | +7,121 | Add 3.55% | 207,801 | $47.94 |
| Q2 2024 | +15,294 | Add 7.36% | 223,095 | $33.22 |
| Q3 2024 | +8,722 | Add 3.91% | 231,817 | $45.60 |
| Q4 2024 | -1,327 | Reduce 0.57% | 230,490 | $44.55 |
| Q1 2025 | -340 | Reduce 0.15% | 230,150 | $34.97 |
| Q2 2025 | -6,390 | Reduce 2.78% | 223,760 | $28.82 |
| Q3 2025 | +4,160 | Add 1.86% | 227,920 | $29.45 |
| Q4 2025 | +9,300 | Add 4.08% | 237,220 | $28.56 |
Mario Gabelli's QuidelOrtho Corporation Investment FAQs
Mario Gabelli first purchased QuidelOrtho Corporation (QDEL) in Q2 2022, acquiring 191,454 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mario Gabelli has held QuidelOrtho Corporation (QDEL) for 15 quarters since Q2 2022.
Mario Gabelli's largest addition to QuidelOrtho Corporation (QDEL) was in Q2 2022, adding 191,454 shares worth $18.6 M.
According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 237,220 shares of QuidelOrtho Corporation (QDEL), valued at approximately $6.78 M.
As of the Q4 2025 filing, QuidelOrtho Corporation (QDEL) represents approximately 0.07% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.
Mario Gabelli's peak holding in QuidelOrtho Corporation (QDEL) was 237,220 shares, as reported at the end of Q4 2025.