Applied Optoelectronics, Inc. (AAOI)
NASDAQ: AAOI · Real-Time Price · USD
137.26
-8.52 (-5.84%)
At close: Apr 28, 2026, 4:00 PM EDT
138.82
+1.56 (1.14%)
After-hours: Apr 28, 2026, 4:49 PM EDT
Applied Optoelectronics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 28, 2026 | 138.65 | 146.90 | 135.40 | 137.26 | - | -5.84% | 6,857,340 |
| Apr 27, 2026 | 153.10 | 153.45 | 141.58 | 145.78 | 145.78 | -10.11% | 9,328,711 |
| Apr 24, 2026 | 142.02 | 164.87 | 140.00 | 162.17 | 162.17 | 17.74% | 13,861,377 |
| Apr 23, 2026 | 147.79 | 153.20 | 132.63 | 137.73 | 137.73 | -7.82% | 8,044,985 |
| Apr 22, 2026 | 155.50 | 159.15 | 138.62 | 149.42 | 149.42 | -0.76% | 9,758,443 |
| Apr 21, 2026 | 164.49 | 173.41 | 149.68 | 150.57 | 150.57 | -7.89% | 10,076,295 |
| Apr 20, 2026 | 159.99 | 163.59 | 151.65 | 163.47 | 163.47 | 2.54% | 6,490,320 |
| Apr 17, 2026 | 160.62 | 161.47 | 152.50 | 159.42 | 159.42 | 1.33% | 8,532,478 |
| Apr 16, 2026 | 140.00 | 157.40 | 136.36 | 157.32 | 157.32 | 10.36% | 10,545,570 |
| Apr 15, 2026 | 142.52 | 145.99 | 135.10 | 142.55 | 142.55 | -2.62% | 9,546,483 |
| Apr 14, 2026 | 154.51 | 154.71 | 142.16 | 146.39 | 146.39 | -4.44% | 10,670,103 |
| Apr 13, 2026 | 148.53 | 155.40 | 143.50 | 153.19 | 153.19 | 1.72% | 10,850,964 |
| Apr 10, 2026 | 139.75 | 154.75 | 128.02 | 150.60 | 150.60 | 12.98% | 21,795,781 |
| Apr 9, 2026 | 132.73 | 145.10 | 127.11 | 133.30 | 133.30 | 0.45% | 16,886,529 |
| Apr 8, 2026 | 125.12 | 134.49 | 119.03 | 132.70 | 132.70 | 12.80% | 15,028,898 |
| Apr 7, 2026 | 108.83 | 118.70 | 108.78 | 117.64 | 117.64 | 9.48% | 12,271,392 |
| Apr 6, 2026 | 110.05 | 117.23 | 105.10 | 107.45 | 107.45 | 3.41% | 16,994,199 |
| Apr 2, 2026 | 81.60 | 105.57 | 81.51 | 103.91 | 103.91 | 20.34% | 20,043,585 |
| Apr 1, 2026 | 90.15 | 95.81 | 85.00 | 86.35 | 86.35 | 2.08% | 12,788,812 |
| Mar 31, 2026 | 86.69 | 87.57 | 78.58 | 84.59 | 84.59 | -0.70% | 13,094,269 |
| Mar 30, 2026 | 99.74 | 100.51 | 81.91 | 85.19 | 85.19 | -13.26% | 13,584,815 |
| Mar 27, 2026 | 101.20 | 101.50 | 94.18 | 98.21 | 98.21 | 0.81% | 7,600,872 |
| Mar 26, 2026 | 111.00 | 111.66 | 96.71 | 97.42 | 97.42 | -14.85% | 9,617,264 |
| Mar 25, 2026 | 110.12 | 118.75 | 109.01 | 114.41 | 114.41 | 0.45% | 11,312,997 |
| Mar 24, 2026 | 96.69 | 114.97 | 96.36 | 113.90 | 113.90 | 18.94% | 16,895,723 |
| Mar 23, 2026 | 90.00 | 96.09 | 84.92 | 95.76 | 95.76 | 9.39% | 10,729,826 |
| Mar 20, 2026 | 101.99 | 102.69 | 84.60 | 87.54 | 87.54 | -14.11% | 12,205,171 |
| Mar 19, 2026 | 89.13 | 102.10 | 88.50 | 101.92 | 101.92 | 10.03% | 11,294,012 |
| Mar 18, 2026 | 95.34 | 100.07 | 91.23 | 92.63 | 92.63 | 7.30% | 15,330,926 |
| Mar 17, 2026 | 90.07 | 91.85 | 85.08 | 86.33 | 86.33 | -8.23% | 16,650,031 |
| Mar 16, 2026 | 100.00 | 101.32 | 92.90 | 94.07 | 94.07 | -2.83% | 10,815,613 |
| Mar 13, 2026 | 104.37 | 105.39 | 94.15 | 96.81 | 96.81 | -8.83% | 14,962,137 |
| Mar 12, 2026 | 115.53 | 116.91 | 104.98 | 106.19 | 106.19 | -16.39% | 15,398,431 |
| Mar 11, 2026 | 118.55 | 128.96 | 113.88 | 127.01 | 127.01 | 5.41% | 10,310,449 |
| Mar 10, 2026 | 112.10 | 127.39 | 112.01 | 120.49 | 120.49 | 8.92% | 13,617,299 |
| Mar 9, 2026 | 95.18 | 110.87 | 93.73 | 110.62 | 110.62 | 15.74% | 13,837,953 |
| Mar 6, 2026 | 98.00 | 114.63 | 95.07 | 95.58 | 95.58 | -5.50% | 15,240,659 |
| Mar 5, 2026 | 97.49 | 102.28 | 91.35 | 101.14 | 101.14 | 1.43% | 10,217,741 |
| Mar 4, 2026 | 101.20 | 101.50 | 92.22 | 99.71 | 99.71 | 4.58% | 10,474,470 |
| Mar 3, 2026 | 91.50 | 97.40 | 86.05 | 95.34 | 95.34 | -6.99% | 16,983,252 |
| Mar 2, 2026 | 107.55 | 110.00 | 93.78 | 102.51 | 102.51 | 21.70% | 27,112,833 |
| Feb 27, 2026 | 65.93 | 84.31 | 65.57 | 84.23 | 84.23 | 56.88% | 24,886,245 |
| Feb 26, 2026 | 58.31 | 58.98 | 52.85 | 53.69 | 53.69 | -7.62% | 5,508,372 |
| Feb 25, 2026 | 57.20 | 59.25 | 56.85 | 58.12 | 58.12 | 3.29% | 3,648,960 |
| Feb 24, 2026 | 52.88 | 56.61 | 51.00 | 56.27 | 56.27 | 4.28% | 4,197,545 |
| Feb 23, 2026 | 50.52 | 55.09 | 49.95 | 53.96 | 53.96 | 4.41% | 6,239,108 |
| Feb 20, 2026 | 46.00 | 54.30 | 45.96 | 51.68 | 51.68 | 10.00% | 7,979,689 |
| Feb 19, 2026 | 43.25 | 47.00 | 42.71 | 46.98 | 46.98 | 8.15% | 3,208,438 |
| Feb 18, 2026 | 44.34 | 44.68 | 42.56 | 43.44 | 43.44 | -1.07% | 1,858,639 |
| Feb 17, 2026 | 43.20 | 45.49 | 41.12 | 43.91 | 43.91 | -1.24% | 3,326,930 |
| Feb 13, 2026 | 44.10 | 46.66 | 42.05 | 44.46 | 44.46 | 1.07% | 2,745,300 |
| Feb 12, 2026 | 48.86 | 48.95 | 42.51 | 43.99 | 43.99 | -9.11% | 4,200,121 |
| Feb 11, 2026 | 49.12 | 50.80 | 45.30 | 48.40 | 48.40 | -0.19% | 3,537,914 |
| Feb 10, 2026 | 47.53 | 50.10 | 47.03 | 48.49 | 48.49 | 1.21% | 4,352,321 |
| Feb 9, 2026 | 43.65 | 49.13 | 43.11 | 47.91 | 47.91 | 8.15% | 5,961,891 |
| Feb 6, 2026 | 40.15 | 44.79 | 39.64 | 44.30 | 44.30 | 16.18% | 5,410,388 |
| Feb 5, 2026 | 38.58 | 40.40 | 37.02 | 38.13 | 38.13 | -4.44% | 3,848,667 |
| Feb 4, 2026 | 47.00 | 47.01 | 37.99 | 39.90 | 39.90 | -13.49% | 7,206,197 |
| Feb 3, 2026 | 46.20 | 47.44 | 42.25 | 46.12 | 46.12 | 4.44% | 5,659,411 |
| Feb 2, 2026 | 42.01 | 49.11 | 42.01 | 44.16 | 44.16 | 1.26% | 8,889,389 |
| Jan 30, 2026 | 41.07 | 48.31 | 40.75 | 43.61 | 43.61 | 10.21% | 12,000,992 |
| Jan 29, 2026 | 42.93 | 43.00 | 37.15 | 39.57 | 39.57 | -12.51% | 8,572,103 |
| Jan 28, 2026 | 37.87 | 46.30 | 37.66 | 45.23 | 45.23 | 20.97% | 11,717,721 |
| Jan 27, 2026 | 35.99 | 38.00 | 35.10 | 37.39 | 37.39 | 7.17% | 3,133,991 |
| Jan 26, 2026 | 35.57 | 36.75 | 34.54 | 34.89 | 34.89 | -2.32% | 3,242,980 |
| Jan 23, 2026 | 37.90 | 37.90 | 35.68 | 35.72 | 35.72 | -6.37% | 2,976,162 |
| Jan 22, 2026 | 39.99 | 41.39 | 38.01 | 38.15 | 38.15 | -0.60% | 4,269,073 |
| Jan 21, 2026 | 39.41 | 40.00 | 35.54 | 38.38 | 38.38 | -2.24% | 3,450,340 |
| Jan 20, 2026 | 35.55 | 39.94 | 35.37 | 39.26 | 39.26 | 5.99% | 4,089,720 |
| Jan 16, 2026 | 38.10 | 40.05 | 37.00 | 37.04 | 37.04 | 0.11% | 4,257,869 |
| Jan 15, 2026 | 35.31 | 38.71 | 35.19 | 37.00 | 37.00 | 7.34% | 5,691,194 |
| Jan 14, 2026 | 34.09 | 34.55 | 33.28 | 34.47 | 34.47 | 0.85% | 2,088,032 |
| Jan 13, 2026 | 33.90 | 35.02 | 33.13 | 34.18 | 34.18 | 1.36% | 3,169,010 |
| Jan 12, 2026 | 33.15 | 34.44 | 32.60 | 33.72 | 33.72 | -0.94% | 3,848,739 |
| Jan 9, 2026 | 32.65 | 34.49 | 31.86 | 34.04 | 34.04 | 3.12% | 5,546,323 |
| Jan 8, 2026 | 37.91 | 38.00 | 31.67 | 33.01 | 33.01 | -13.26% | 8,578,819 |
| Jan 7, 2026 | 37.54 | 39.50 | 36.81 | 38.06 | 38.06 | -1.44% | 3,814,381 |
| Jan 6, 2026 | 35.01 | 39.19 | 34.02 | 38.61 | 38.61 | 10.35% | 5,061,814 |
| Jan 5, 2026 | 41.06 | 41.35 | 34.81 | 34.99 | 34.99 | -11.64% | 6,609,602 |
| Jan 2, 2026 | 36.35 | 40.10 | 35.76 | 39.60 | 39.60 | 13.60% | 4,857,558 |
| Dec 31, 2025 | 35.75 | 36.00 | 34.80 | 34.86 | 34.86 | -3.22% | 2,744,157 |
| Dec 30, 2025 | 36.61 | 37.73 | 35.86 | 36.02 | 36.02 | -1.99% | 2,312,479 |
| Dec 29, 2025 | 36.50 | 39.22 | 36.25 | 36.75 | 36.75 | -1.13% | 3,743,731 |
| Dec 26, 2025 | 41.00 | 41.20 | 37.10 | 37.17 | 37.17 | -9.34% | 3,825,354 |
| Dec 24, 2025 | 40.73 | 41.47 | 39.97 | 41.00 | 41.00 | 0.89% | 2,369,979 |
| Dec 23, 2025 | 37.64 | 41.96 | 37.26 | 40.64 | 40.64 | 3.95% | 9,343,166 |
| Dec 22, 2025 | 32.29 | 39.60 | 32.29 | 39.10 | 39.10 | 24.82% | 9,773,210 |
| Dec 19, 2025 | 29.76 | 31.93 | 29.33 | 31.32 | 31.32 | 7.08% | 5,123,936 |
| Dec 18, 2025 | 28.20 | 29.80 | 27.78 | 29.25 | 29.25 | 7.77% | 4,536,861 |
| Dec 17, 2025 | 29.68 | 30.40 | 26.80 | 27.14 | 27.14 | -6.28% | 3,400,764 |
| Dec 16, 2025 | 29.32 | 30.11 | 27.77 | 28.96 | 28.96 | -3.14% | 4,068,229 |
| Dec 15, 2025 | 33.68 | 33.90 | 29.69 | 29.90 | 29.90 | -6.74% | 4,421,854 |
| Dec 12, 2025 | 35.40 | 35.49 | 31.94 | 32.06 | 32.06 | -11.73% | 5,436,467 |
| Dec 11, 2025 | 35.28 | 37.05 | 33.69 | 36.32 | 36.32 | 3.83% | 11,948,575 |
| Dec 10, 2025 | 29.56 | 35.73 | 29.33 | 34.98 | 34.98 | 15.14% | 9,850,331 |
| Dec 9, 2025 | 27.38 | 30.49 | 27.17 | 30.38 | 30.38 | 9.12% | 5,809,978 |
| Dec 8, 2025 | 27.49 | 27.98 | 26.82 | 27.84 | 27.84 | 4.70% | 4,119,220 |
| Dec 5, 2025 | 26.34 | 27.03 | 25.80 | 26.59 | 26.59 | 1.33% | 2,879,062 |
| Dec 4, 2025 | 25.29 | 26.30 | 24.83 | 26.24 | 26.24 | 2.30% | 3,491,957 |
| Dec 3, 2025 | 26.11 | 26.44 | 25.02 | 25.65 | 25.65 | -1.42% | 2,817,132 |