Quidel Corporation (QDEL) — Price History
As of 2026-08-07 — refreshed nightly from the Closelook data lake. Diary readings, not advice.
Daily prices
| Date | Open | High | Low | Close | Chg % | Volume |
|---|---|---|---|---|---|---|
| 2026-08-07 | 12.67 | 13.22 | 11.41 | 12.29 | -24.69% | 4,888,600 |
| 2026-08-06 | 17.17 | 17.34 | 16.17 | 16.32 | -6.74% | 2,749,600 |
| 2026-08-05 | 17.38 | 17.75 | 17.13 | 17.50 | -0.46% | 1,212,500 |
| 2026-08-04 | 17.98 | 17.98 | 16.53 | 17.58 | -0.73% | 1,181,200 |
| 2026-08-03 | 17.04 | 18.04 | 16.64 | 17.71 | +5.61% | 1,381,900 |
| 2026-07-31 | 16.55 | 16.86 | 16.00 | 16.77 | +1.21% | 739,500 |
| 2026-07-30 | 16.50 | 16.79 | 16.13 | 16.57 | +0.42% | 1,216,800 |
| 2026-07-29 | 16.49 | 17.07 | 16.35 | 16.50 | -1.02% | 1,188,000 |
| 2026-07-28 | 16.50 | 17.51 | 16.50 | 16.67 | -0.95% | 989,700 |
| 2026-07-27 | 16.27 | 17.50 | 16.27 | 16.83 | +4.86% | 1,057,000 |
| 2026-07-24 | 16.77 | 16.96 | 16.00 | 16.05 | -3.20% | 913,000 |
| 2026-07-23 | 16.70 | 16.93 | 16.20 | 16.58 | -0.60% | 806,500 |
| 2026-07-22 | 16.54 | 16.98 | 16.02 | 16.68 | +1.52% | 1,257,000 |
| 2026-07-21 | 17.02 | 17.02 | 15.54 | 16.43 | -0.90% | 1,274,873 |
| 2026-07-20 | 17.30 | 17.38 | 16.56 | 16.58 | -4.60% | 728,919 |
| 2026-07-17 | 17.77 | 18.19 | 17.26 | 17.38 | -4.71% | 1,106,200 |
| 2026-07-16 | 18.37 | 19.03 | 17.84 | 18.24 | +0.05% | 1,136,900 |
| 2026-07-15 | 17.92 | 18.55 | 17.66 | 18.23 | +3.23% | 1,347,100 |
| 2026-07-14 | 17.88 | 17.88 | 17.19 | 17.66 | -1.29% | 784,700 |
| 2026-07-13 | 18.27 | 18.63 | 17.41 | 17.89 | -2.08% | 1,123,000 |
| 2026-07-10 | 17.50 | 18.57 | 17.17 | 18.27 | +4.76% | 1,278,400 |
| 2026-07-09 | 16.91 | 17.83 | 16.87 | 17.44 | +1.10% | 1,074,500 |
| 2026-07-08 | 16.78 | 17.33 | 15.49 | 17.25 | +1.47% | 1,756,400 |
| 2026-07-07 | 18.05 | 18.37 | 16.91 | 17.00 | -5.56% | 1,179,700 |
| 2026-07-06 | 18.69 | 18.77 | 17.87 | 18.00 | -1.37% | 1,059,800 |
| 2026-07-02 | 18.51 | 18.65 | 17.83 | 18.25 | +0.39% | 1,221,800 |
| 2026-07-01 | 17.76 | 19.17 | 17.60 | 18.18 | +3.77% | 1,536,500 |
| 2026-06-30 | 18.13 | 18.28 | 16.94 | 17.52 | -3.89% | 1,688,400 |
| 2026-06-29 | 17.00 | 19.80 | 16.73 | 18.23 | +32.20% | 6,604,100 |
| 2026-06-26 | 13.53 | 14.17 | 13.52 | 13.79 | +2.00% | 3,507,600 |
| 2026-06-25 | 12.50 | 13.77 | 12.49 | 13.52 | +10.73% | 1,458,400 |
| 2026-06-24 | 11.91 | 12.68 | 11.84 | 12.21 | +2.26% | 1,526,400 |
| 2026-06-23 | 12.16 | 12.55 | 11.93 | 11.94 | -3.48% | 1,141,700 |
| 2026-06-22 | 13.56 | 13.64 | 12.24 | 12.37 | -9.51% | 1,390,800 |
| 2026-06-18 | 13.33 | 13.73 | 13.13 | 13.67 | +4.11% | 2,150,300 |
| 2026-06-17 | 13.91 | 14.36 | 13.01 | 13.13 | -7.01% | 1,484,700 |
| 2026-06-16 | 14.75 | 14.99 | 14.09 | 14.12 | -3.09% | 911,100 |
| 2026-06-15 | 14.50 | 14.65 | 14.08 | 14.57 | +3.11% | 1,339,500 |
| 2026-06-12 | 14.20 | 14.52 | 13.84 | 14.13 | +0.28% | 1,217,000 |
| 2026-06-11 | 13.30 | 14.12 | 12.87 | 14.09 | +4.37% | 2,262,300 |
| 2026-06-10 | 13.55 | 14.12 | 13.39 | 13.50 | -3.16% | 2,773,100 |
| 2026-06-09 | 14.59 | 15.16 | 13.68 | 13.94 | -3.66% | 1,908,400 |
| 2026-06-08 | 14.34 | 14.76 | 13.98 | 14.47 | +0.98% | 1,363,400 |
| 2026-06-05 | 15.31 | 15.48 | 13.73 | 14.33 | -6.34% | 1,439,700 |
| 2026-06-04 | 14.10 | 15.76 | 13.87 | 15.30 | +12.50% | 2,149,000 |
| 2026-06-03 | 13.23 | 14.10 | 12.70 | 13.60 | +2.33% | 1,822,800 |
| 2026-06-02 | 12.95 | 13.31 | 12.48 | 13.29 | +0.15% | 1,463,700 |
| 2026-06-01 | 12.76 | 13.29 | 12.64 | 13.27 | +1.92% | 1,589,400 |
| 2026-05-29 | 13.15 | 13.28 | 12.86 | 13.02 | -0.38% | 1,410,800 |
| 2026-05-28 | 12.16 | 13.58 | 12.05 | 13.07 | +6.00% | 1,997,800 |
| 2026-05-27 | 12.00 | 12.53 | 11.82 | 12.33 | +2.84% | 1,644,400 |
| 2026-05-26 | 11.94 | 12.37 | 11.69 | 11.99 | +1.10% | 1,335,400 |
| 2026-05-22 | 12.40 | 12.74 | 11.84 | 11.86 | -4.28% | 1,280,000 |
| 2026-05-21 | 11.69 | 12.50 | 11.42 | 12.39 | +4.03% | 1,859,700 |
| 2026-05-20 | 11.40 | 12.04 | 11.13 | 11.91 | +4.66% | 1,978,600 |
| 2026-05-19 | 11.04 | 11.60 | 10.64 | 11.38 | +4.98% | 2,249,900 |
| 2026-05-18 | 10.38 | 10.89 | 10.34 | 10.84 | +5.04% | 2,312,100 |
| 2026-05-15 | 11.39 | 11.54 | 10.31 | 10.32 | -9.39% | 2,451,300 |
| 2026-05-14 | 11.16 | 11.67 | 10.98 | 11.39 | +3.08% | 2,316,100 |
| 2026-05-13 | 10.98 | 11.33 | 10.76 | 11.05 | -0.63% | 2,061,000 |
| 2026-05-12 | 10.06 | 11.33 | 10.05 | 11.12 | +11.65% | 3,052,600 |
| 2026-05-11 | 10.83 | 10.96 | 9.92 | 9.96 | -7.78% | 2,477,200 |
| 2026-05-08 | 10.67 | 11.27 | 10.43 | 10.80 | +0.28% | 2,148,200 |
| 2026-05-07 | 10.81 | 11.53 | 10.50 | 10.77 | -1.73% | 2,792,000 |
| 2026-05-06 | 11.16 | 11.46 | 10.21 | 10.96 | -6.00% | 5,473,200 |
| 2026-05-05 | 12.44 | 12.80 | 11.58 | 11.66 | -6.12% | 3,187,000 |
| 2026-05-04 | 12.56 | 12.85 | 11.86 | 12.42 | -1.74% | 1,783,400 |
| 2026-05-01 | 12.50 | 12.65 | 12.21 | 12.64 | +2.76% | 1,415,200 |
| 2026-04-30 | 11.50 | 12.41 | 11.43 | 12.30 | +7.05% | 1,841,000 |
| 2026-04-29 | 11.92 | 12.10 | 11.19 | 11.49 | -4.41% | 2,129,300 |
| 2026-04-28 | 12.24 | 12.37 | 11.74 | 12.02 | -2.20% | 2,466,500 |
| 2026-04-27 | 11.50 | 12.49 | 11.50 | 12.29 | +6.04% | 2,328,400 |
| 2026-04-24 | 11.23 | 11.65 | 11.19 | 11.59 | +3.11% | 1,743,400 |
| 2026-04-23 | 11.75 | 11.99 | 10.86 | 11.24 | -5.55% | 2,206,900 |
| 2026-04-22 | 12.16 | 12.26 | 11.82 | 11.90 | -1.16% | 2,198,000 |
| 2026-04-21 | 12.89 | 13.49 | 11.71 | 12.04 | -6.59% | 2,374,435 |
| 2026-04-20 | 12.69 | 13.36 | 12.41 | 12.89 | +1.42% | 3,707,741 |
| 2026-04-17 | 12.98 | 13.02 | 12.15 | 12.71 | +0.16% | 4,825,100 |
| 2026-04-16 | 13.78 | 14.00 | 11.61 | 12.69 | -27.44% | 14,130,300 |
| 2026-04-15 | 17.52 | 18.00 | 17.26 | 17.49 | +0.98% | 1,827,200 |
| 2026-04-14 | 16.26 | 17.43 | 16.26 | 17.32 | +7.71% | 1,690,000 |
| 2026-04-13 | 13.70 | 16.20 | 13.70 | 16.08 | +16.10% | 2,112,900 |
| 2026-04-10 | 14.08 | 14.31 | 13.84 | 13.85 | -2.12% | 2,498,500 |
| 2026-04-09 | 15.09 | 15.09 | 13.99 | 14.15 | -7.64% | 1,989,800 |
| 2026-04-08 | 16.21 | 16.58 | 15.31 | 15.32 | +2.27% | 1,404,700 |
| 2026-04-07 | 15.85 | 15.97 | 14.89 | 14.98 | -5.67% | 1,785,900 |
| 2026-04-06 | 17.15 | 17.35 | 15.71 | 15.88 | -7.94% | 1,654,900 |
| 2026-04-02 | 15.95 | 17.55 | 15.55 | 17.25 | +4.04% | 1,180,200 |
| 2026-04-01 | 16.72 | 17.44 | 16.47 | 16.58 | +0.91% | 2,470,500 |
| 2026-03-31 | 15.73 | 16.61 | 15.56 | 16.43 | +7.67% | 2,101,000 |
| 2026-03-30 | 14.89 | 15.46 | 14.80 | 15.26 | +3.25% | 2,557,700 |
| 2026-03-27 | 15.35 | 15.78 | 14.45 | 14.78 | -5.26% | 2,166,200 |
| 2026-03-26 | 15.75 | 16.29 | 15.51 | 15.60 | -2.56% | 1,612,100 |
| 2026-03-25 | 16.56 | 16.81 | 15.49 | 16.01 | -0.99% | 2,005,500 |
| 2026-03-24 | 16.19 | 17.20 | 16.12 | 16.17 | -2.30% | 1,797,700 |
| 2026-03-23 | 16.08 | 17.10 | 15.32 | 16.55 | +8.60% | 2,550,800 |
| 2026-03-20 | 16.54 | 16.63 | 15.08 | 15.24 | -8.03% | 3,485,700 |
| 2026-03-19 | 16.71 | 16.86 | 16.16 | 16.57 | -2.70% | 2,312,700 |
| 2026-03-18 | 18.61 | 18.70 | 17.03 | 17.03 | -10.93% | 2,742,000 |
| 2026-03-17 | 17.86 | 19.72 | 17.78 | 19.12 | +8.33% | 1,478,100 |
| 2026-03-16 | 17.35 | 17.85 | 17.16 | 17.65 | +3.22% | 1,365,300 |
| 2026-03-13 | 18.09 | 18.63 | 17.08 | 17.10 | -4.58% | 1,596,900 |
| 2026-03-12 | 17.70 | 18.24 | 17.37 | 17.92 | -0.55% | 1,890,500 |
| 2026-03-11 | 19.01 | 19.16 | 17.90 | 18.02 | -6.63% | 1,356,500 |
| 2026-03-10 | 20.06 | 20.13 | 18.92 | 19.30 | -2.82% | 1,196,417 |
| 2026-03-09 | 20.06 | 20.24 | 19.24 | 19.86 | -4.66% | 1,605,301 |
| 2026-03-06 | 20.85 | 20.90 | 19.97 | 20.83 | -2.71% | 1,177,500 |
| 2026-03-05 | 20.70 | 21.93 | 20.65 | 21.41 | +1.04% | 1,095,100 |
| 2026-03-04 | 21.52 | 21.80 | 20.92 | 21.19 | -1.35% | 572,600 |
| 2026-03-03 | 21.72 | 21.96 | 20.59 | 21.48 | -4.96% | 989,800 |
| 2026-03-02 | 22.09 | 22.69 | 21.61 | 22.60 | -0.62% | 858,700 |
| 2026-02-27 | 22.29 | 22.76 | 21.99 | 22.74 | +0.18% | 1,089,100 |
| 2026-02-26 | 23.33 | 23.58 | 22.03 | 22.70 | -2.70% | 1,218,300 |
| 2026-02-25 | 22.17 | 24.26 | 21.96 | 23.33 | +6.38% | 1,269,300 |
| 2026-02-24 | 21.10 | 22.15 | 20.85 | 21.93 | +3.49% | 1,168,500 |
| 2026-02-23 | 22.40 | 22.47 | 21.14 | 21.19 | -5.74% | 1,144,700 |
| 2026-02-20 | 23.40 | 23.68 | 21.99 | 22.48 | -4.79% | 1,654,100 |
| 2026-02-19 | 24.40 | 24.60 | 23.40 | 23.61 | -2.28% | 1,041,900 |
| 2026-02-18 | 23.15 | 24.75 | 23.15 | 24.16 | +4.45% | 1,080,600 |
| 2026-02-17 | 23.87 | 24.05 | 22.70 | 23.13 | -1.91% | 1,984,100 |
| 2026-02-13 | 23.42 | 24.74 | 22.73 | 23.58 | -0.65% | 2,506,275 |
| 2026-02-12 | 26.68 | 27.04 | 21.65 | 23.73 | -17.59% | 4,258,935 |
| 2026-02-11 | 29.04 | 29.40 | 27.48 | 28.80 | -1.40% | 1,204,365 |
| 2026-02-10 | 29.56 | 30.50 | 29.11 | 29.21 | -0.17% | 970,470 |
| 2026-02-09 | 29.21 | 29.53 | 27.75 | 29.26 | +0.55% | 716,688 |
| 2026-02-06 | 28.95 | 29.45 | 28.38 | 29.10 | +1.43% | 788,236 |
| 2026-02-05 | 28.99 | 29.97 | 28.42 | 28.69 | -2.12% | 1,187,106 |
| 2026-02-04 | 28.39 | 29.73 | 28.39 | 29.31 | +4.75% | 923,792 |
| 2026-02-03 | 27.58 | 29.19 | 27.34 | 27.98 | +1.19% | 868,684 |
| 2026-02-02 | 27.15 | 27.93 | 26.50 | 27.65 | +1.77% | 780,557 |
| 2026-01-30 | 27.02 | 27.39 | 26.72 | 27.17 | -0.88% | 742,480 |
| 2026-01-29 | 26.60 | 27.50 | 26.05 | 27.41 | +2.31% | 888,953 |
| 2026-01-28 | 26.99 | 27.51 | 25.81 | 26.79 | -1.80% | 939,216 |
| 2026-01-27 | 28.25 | 28.47 | 27.13 | 27.28 | -4.88% | 883,947 |
| 2026-01-26 | 27.89 | 28.88 | 27.57 | 28.68 | +2.10% | 765,609 |
| 2026-01-23 | 30.13 | 30.25 | 27.98 | 28.09 | -8.08% | 1,260,950 |
| 2026-01-22 | 30.17 | 31.43 | 29.83 | 30.56 | +3.87% | 1,573,150 |
| 2026-01-21 | 32.20 | 32.72 | 27.19 | 29.42 | -10.11% | 2,569,397 |
| 2026-01-20 | 32.04 | 33.44 | 32.04 | 32.73 | -1.42% | 877,452 |
| 2026-01-16 | 35.47 | 35.58 | 31.87 | 33.20 | -6.16% | 1,257,689 |
| 2026-01-15 | 34.32 | 35.56 | 33.28 | 35.38 | +3.03% | 719,728 |
| 2026-01-14 | 33.14 | 34.43 | 32.95 | 34.34 | +3.12% | 716,716 |
| 2026-01-13 | 33.17 | 33.91 | 32.65 | 33.30 | -0.18% | 783,008 |
| 2026-01-12 | 33.73 | 33.98 | 32.09 | 33.36 | -0.85% | 978,153 |
| 2026-01-09 | 33.61 | 34.45 | 33.45 | 33.65 | +0.40% | 1,196,408 |
| 2026-01-08 | 32.88 | 33.80 | 32.50 | 33.51 | +0.42% | 886,306 |
| 2026-01-07 | 32.44 | 33.53 | 31.83 | 33.37 | +2.68% | 1,333,814 |
| 2026-01-06 | 29.98 | 32.77 | 29.68 | 32.50 | +8.12% | 1,419,952 |
| 2026-01-05 | 28.61 | 30.25 | 28.61 | 30.06 | +4.45% | 807,911 |
| 2026-01-02 | 28.86 | 29.13 | 27.93 | 28.78 | +0.77% | 530,087 |
| 2025-12-31 | 29.27 | 29.35 | 28.43 | 28.56 | -2.53% | 437,034 |
| 2025-12-30 | 29.23 | 29.46 | 29.01 | 29.30 | +0.00% | 398,867 |
| 2025-12-29 | 29.40 | 29.62 | 28.89 | 29.30 | +0.00% | 498,053 |
| 2025-12-26 | 28.69 | 29.46 | 28.39 | 29.30 | +1.35% | 481,689 |
| 2025-12-24 | 28.62 | 29.13 | 28.45 | 28.91 | +1.12% | 388,910 |
| 2025-12-23 | 29.69 | 29.69 | 28.35 | 28.59 | -4.09% | 670,349 |
| 2025-12-22 | 28.77 | 29.94 | 28.71 | 29.81 | +2.97% | 760,836 |
| 2025-12-19 | 28.28 | 29.38 | 28.16 | 28.95 | +2.22% | 1,279,841 |
| 2025-12-18 | 29.82 | 30.00 | 28.16 | 28.32 | -3.64% | 990,119 |
| 2025-12-17 | 28.80 | 29.51 | 28.68 | 29.39 | +1.77% | 789,967 |
| 2025-12-16 | 29.05 | 29.39 | 28.34 | 28.88 | -0.62% | 908,515 |
| 2025-12-15 | 28.99 | 29.42 | 28.21 | 29.06 | +0.90% | 1,077,916 |
| 2025-12-12 | 29.73 | 29.92 | 28.61 | 28.80 | -2.90% | 603,312 |
| 2025-12-11 | 28.92 | 30.39 | 28.78 | 29.66 | +3.00% | 1,344,477 |
| 2025-12-10 | 27.44 | 29.04 | 27.38 | 28.80 | +4.94% | 1,427,833 |
| 2025-12-09 | 27.15 | 27.75 | 26.84 | 27.44 | +1.03% | 868,949 |
| 2025-12-08 | 28.00 | 28.28 | 27.13 | 27.16 | -2.16% | 824,069 |
| 2025-12-05 | 28.09 | 28.30 | 27.51 | 27.76 | -0.22% | 705,720 |
| 2025-12-04 | 27.53 | 27.99 | 26.52 | 27.82 | +1.05% | 788,046 |
| 2025-12-03 | 26.53 | 27.82 | 26.53 | 27.53 | +3.77% | 1,146,621 |
| 2025-12-02 | 26.71 | 26.89 | 26.31 | 26.53 | +0.19% | 879,799 |
| 2025-12-01 | 26.98 | 27.34 | 26.25 | 26.48 | -3.18% | 743,946 |
| 2025-11-28 | 27.42 | 27.56 | 27.03 | 27.35 | -0.55% | 389,612 |
| 2025-11-26 | 27.68 | 28.32 | 27.48 | 27.50 | -2.26% | 1,404,104 |
| 2025-11-25 | 27.16 | 28.37 | 26.90 | 28.14 | +5.85% | 1,666,551 |
| 2025-11-24 | 24.53 | 26.68 | 24.10 | 26.58 | +9.16% | 1,924,676 |
| 2025-11-21 | 22.43 | 24.63 | 22.02 | 24.35 | +14.27% | 1,885,846 |
| 2025-11-20 | 21.29 | 22.07 | 20.94 | 21.31 | +1.52% | 962,331 |
| 2025-11-19 | 21.38 | 21.77 | 20.88 | 20.99 | -1.36% | 997,040 |
| 2025-11-18 | 20.89 | 21.60 | 20.31 | 21.28 | +0.85% | 1,352,144 |
| 2025-11-17 | 21.20 | 21.42 | 20.62 | 21.10 | -1.12% | 1,081,459 |
| 2025-11-14 | 21.37 | 21.47 | 20.42 | 21.34 | -3.79% | 1,717,669 |
| 2025-11-13 | 22.17 | 22.82 | 21.93 | 22.18 | -1.81% | 1,226,661 |
| 2025-11-12 | 21.89 | 23.25 | 21.67 | 22.59 | +3.20% | 2,428,201 |
| 2025-11-11 | 19.68 | 22.15 | 19.50 | 21.89 | +10.95% | 3,119,681 |
| 2025-11-10 | 20.36 | 21.03 | 19.58 | 19.73 | -3.05% | 2,385,180 |
| 2025-11-07 | 21.01 | 21.57 | 20.10 | 20.35 | -4.28% | 3,301,351 |
| 2025-11-06 | 26.48 | 27.31 | 21.16 | 21.26 | -22.32% | 5,441,545 |
| 2025-11-05 | 27.29 | 28.01 | 26.55 | 27.37 | +0.88% | 1,862,097 |
| 2025-11-04 | 27.34 | 27.98 | 26.79 | 27.13 | -2.09% | 1,289,928 |
| 2025-11-03 | 27.00 | 27.92 | 26.37 | 27.71 | +2.67% | 1,547,934 |
| 2025-10-31 | 26.65 | 27.30 | 26.17 | 26.99 | +0.67% | 1,191,517 |
| 2025-10-30 | 27.65 | 28.09 | 26.70 | 26.81 | -4.04% | 1,205,228 |
| 2025-10-29 | 28.14 | 28.63 | 27.39 | 27.94 | -0.89% | 998,773 |
| 2025-10-28 | 28.91 | 29.27 | 28.08 | 28.19 | -4.38% | 1,112,722 |
| 2025-10-27 | 30.51 | 30.79 | 29.28 | 29.48 | -3.38% | 953,328 |
| 2025-10-24 | 30.26 | 30.84 | 29.88 | 30.51 | +2.38% | 1,003,445 |
| 2025-10-23 | 29.80 | 30.85 | 29.57 | 29.80 | +0.00% | 1,112,982 |
| 2025-10-22 | 29.98 | 30.24 | 29.23 | 29.80 | -0.10% | 1,111,418 |
| 2025-10-21 | 29.03 | 29.91 | 28.80 | 29.83 | +2.86% | 1,073,040 |
| 2025-10-20 | 28.58 | 29.82 | 28.36 | 29.00 | +3.09% | 1,079,591 |
| 2025-10-17 | 28.13 | 28.59 | 27.87 | 28.13 | -1.02% | 915,012 |
| 2025-10-16 | 27.63 | 29.05 | 27.46 | 28.42 | +4.06% | 1,480,526 |
| 2025-10-15 | 26.41 | 27.33 | 26.04 | 27.31 | +4.36% | 909,375 |
| 2025-10-14 | 25.48 | 26.57 | 25.48 | 26.17 | -0.53% | 1,077,660 |
| 2025-10-13 | 26.77 | 27.44 | 26.29 | 26.31 | -0.23% | 1,080,240 |
| 2025-10-10 | 28.22 | 28.53 | 26.34 | 26.37 | -6.02% | 1,377,361 |
| 2025-10-09 | 27.81 | 28.09 | 27.45 | 28.06 | +0.72% | 987,480 |
| 2025-10-08 | 27.40 | 28.07 | 26.78 | 27.86 | +0.56% | 1,123,340 |
| 2025-10-07 | 28.45 | 29.08 | 27.65 | 27.70 | -6.40% | 1,192,628 |
| 2025-10-06 | 29.90 | 30.49 | 29.23 | 29.60 | -1.27% | 1,251,382 |
| 2025-10-03 | 32.15 | 32.81 | 29.70 | 29.98 | -6.11% | 2,094,862 |
| 2025-10-02 | 31.41 | 32.55 | 31.13 | 31.93 | +2.18% | 1,652,703 |
| 2025-10-01 | 29.23 | 31.54 | 29.13 | 31.25 | +6.11% | 1,777,656 |
| 2025-09-30 | 28.60 | 29.51 | 28.49 | 29.45 | +1.97% | 1,344,598 |
| 2025-09-29 | 28.61 | 29.25 | 27.65 | 28.88 | +1.94% | 1,379,295 |
| 2025-09-26 | 26.91 | 28.37 | 26.68 | 28.33 | +6.76% | 1,587,635 |
| 2025-09-25 | 26.18 | 26.59 | 25.95 | 26.54 | -0.58% | 1,377,893 |
| 2025-09-24 | 27.31 | 27.66 | 26.11 | 26.69 | -2.73% | 1,220,568 |
| 2025-09-23 | 28.44 | 29.21 | 27.44 | 27.44 | -3.58% | 1,016,824 |
| 2025-09-22 | 28.76 | 28.97 | 28.37 | 28.46 | -1.11% | 989,537 |
| 2025-09-19 | 29.74 | 29.75 | 28.68 | 28.78 | -3.23% | 1,676,808 |
| 2025-09-18 | 29.27 | 29.97 | 28.82 | 29.74 | +3.52% | 1,315,192 |
| 2025-09-17 | 29.47 | 30.23 | 28.41 | 28.73 | -2.71% | 1,224,414 |
| 2025-09-16 | 29.10 | 30.28 | 28.91 | 29.53 | +2.11% | 1,603,793 |
| 2025-09-15 | 28.75 | 29.08 | 28.24 | 28.92 | +1.23% | 1,616,065 |
| 2025-09-12 | 29.81 | 30.16 | 28.55 | 28.57 | -4.58% | 1,150,189 |
| 2025-09-11 | 27.63 | 30.01 | 27.62 | 29.94 | +8.36% | 1,746,562 |
| 2025-09-10 | 28.46 | 28.83 | 27.45 | 27.63 | -3.26% | 710,432 |
| 2025-09-09 | 28.51 | 28.83 | 28.10 | 28.56 | +0.32% | 922,586 |
| 2025-09-08 | 28.45 | 28.56 | 27.68 | 28.47 | -0.73% | 878,489 |
| 2025-09-05 | 28.07 | 29.25 | 28.00 | 28.68 | +3.20% | 971,432 |
| 2025-09-04 | 27.50 | 28.18 | 26.81 | 27.79 | +0.65% | 1,068,676 |
| 2025-09-03 | 28.30 | 28.84 | 27.48 | 27.61 | -2.27% | 937,452 |
| 2025-09-02 | 27.95 | 28.48 | 27.44 | 28.25 | -1.53% | 1,277,793 |
| 2025-08-29 | 28.08 | 29.25 | 27.91 | 28.69 | +2.46% | 1,195,358 |
| 2025-08-28 | 27.75 | 28.06 | 27.27 | 28.00 | +0.83% | 1,286,731 |
| 2025-08-27 | 27.74 | 28.40 | 27.54 | 27.77 | -0.54% | 1,361,072 |
| 2025-08-26 | 27.65 | 28.24 | 27.41 | 27.92 | +0.98% | 1,762,475 |
| 2025-08-25 | 27.73 | 27.73 | 26.80 | 27.65 | -0.90% | 1,471,934 |
| 2025-08-22 | 26.47 | 28.22 | 25.92 | 27.90 | +8.73% | 1,749,020 |
| 2025-08-21 | 26.04 | 26.16 | 25.43 | 25.66 | -2.58% | 671,009 |
| 2025-08-20 | 26.70 | 26.88 | 25.91 | 26.34 | -1.51% | 846,788 |
| 2025-08-19 | 25.87 | 26.76 | 25.87 | 26.75 | +3.58% | 811,039 |
| 2025-08-18 | 25.93 | 26.55 | 25.67 | 25.82 | -0.42% | 938,733 |
| 2025-08-15 | 26.28 | 26.55 | 25.69 | 25.93 | -0.08% | 975,493 |
| 2025-08-14 | 26.46 | 26.60 | 25.53 | 25.95 | -4.17% | 896,127 |
| 2025-08-13 | 25.43 | 27.13 | 25.09 | 27.08 | +7.50% | 1,561,116 |
| 2025-08-12 | 23.83 | 25.33 | 23.72 | 25.19 | +6.56% | 1,095,033 |
| 2025-08-11 | 23.83 | 24.04 | 23.20 | 23.64 | -1.13% | 1,323,986 |
Most recent 250 sessions, newest first.
Seasonal returns
Best month historically: Aug (+7.73%). Worst month: Feb (-14.96%). Based on 5 years of daily data (2022–2026).
FAQ · from the current price data · as of 2026-08-07
Quick answers
What is Quidel Corporation's (QDEL) latest close?
12.29 on 2026-08-07, from the Closelook data lake's daily price record.
What is QDEL's 52-week high and low?
35.58 high and 9.92 low over the trailing 52 weeks, as of 2026-08-07.
What is Quidel Corporation's strongest and weakest month historically?
Historically, QDEL's strongest calendar month has been Aug (average +7.73%) and its weakest Feb (average -14.96%), based on 5 years of daily data (2022–2026).
How many years of seasonality does this cover?
5 years (2022–2026), computed from 965 daily bars in the Closelook data lake.