Pacific Biosciences of California, Inc. (PACB)
NASDAQ: PACB · Real-Time Price · USD
2.110
+0.050 (2.43%)
At close: Oct 23, 2026, 4:00 PM EDT
2.120
+0.010 (0.47%)
Pre-market: Oct 26, 2026, 8:36 AM EDT
PACB Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 23, 2026 | 2.02 | 2.13 | 1.97 | 2.11 | 2.11 | 2.43% | 5,717,300 |
| Oct 22, 2026 | 2.13 | 2.21 | 2.05 | 2.06 | 2.06 | -3.74% | 9,156,527 |
| Oct 21, 2026 | 1.97 | 2.19 | 1.92 | 2.14 | 2.14 | 9.18% | 13,268,456 |
| Oct 20, 2026 | 1.82 | 2.06 | 1.76 | 1.96 | 1.96 | 6.52% | 10,356,957 |
| Oct 19, 2026 | 1.78 | 1.86 | 1.74 | 1.84 | 1.84 | 6.36% | 6,037,054 |
| Oct 16, 2026 | 1.96 | 1.96 | 1.70 | 1.73 | 1.73 | -11.73% | 10,434,673 |
| Oct 15, 2026 | 1.93 | 2.00 | 1.86 | 1.96 | 1.96 | -1.51% | 12,620,912 |
| Oct 14, 2026 | 2.00 | 2.08 | 1.95 | 1.99 | 1.99 | -2.93% | 9,205,009 |
| Oct 13, 2026 | 2.07 | 2.14 | 1.99 | 2.05 | 2.05 | -2.38% | 12,286,886 |
| Oct 12, 2026 | 2.24 | 2.29 | 2.01 | 2.10 | 2.10 | -9.87% | 12,083,875 |
| Oct 9, 2026 | 2.36 | 2.47 | 2.21 | 2.33 | 2.33 | 1.30% | 12,816,164 |
| Oct 8, 2026 | 2.63 | 2.69 | 2.22 | 2.30 | 2.30 | -15.44% | 24,140,572 |
| Oct 7, 2026 | 2.62 | 2.74 | 2.50 | 2.72 | 2.72 | 0.74% | 20,366,653 |
| Oct 6, 2026 | 3.02 | 3.44 | 2.43 | 2.70 | 2.70 | -5.92% | 47,107,484 |
| Oct 5, 2026 | 2.53 | 2.92 | 2.51 | 2.87 | 2.87 | 12.99% | 26,246,978 |
| Oct 2, 2026 | 2.50 | 2.65 | 2.44 | 2.54 | 2.54 | 1.20% | 26,011,242 |
| Oct 1, 2026 | 2.34 | 2.56 | 2.32 | 2.51 | 2.51 | 5.91% | 35,866,101 |
| Sep 30, 2026 | 1.84 | 2.46 | 1.84 | 2.37 | 2.37 | 29.51% | 80,386,307 |
| Sep 29, 2026 | 1.68 | 1.85 | 1.63 | 1.83 | 1.83 | 7.02% | 17,423,893 |
| Sep 28, 2026 | 1.60 | 1.80 | 1.59 | 1.71 | 1.71 | 5.56% | 21,281,906 |
| Sep 25, 2026 | 1.57 | 1.63 | 1.52 | 1.62 | 1.62 | 2.53% | 11,367,889 |
| Sep 24, 2026 | 1.40 | 1.59 | 1.38 | 1.58 | 1.58 | 12.06% | 11,100,917 |
| Sep 23, 2026 | 1.45 | 1.47 | 1.39 | 1.41 | 1.41 | -4.08% | 5,257,416 |
| Sep 22, 2026 | 1.38 | 1.48 | 1.36 | 1.47 | 1.47 | 8.09% | 7,848,551 |
| Sep 21, 2026 | 1.37 | 1.40 | 1.34 | 1.36 | 1.36 | -0.73% | 6,127,040 |
| Sep 18, 2026 | 1.38 | 1.40 | 1.34 | 1.37 | 1.37 | -0.72% | 4,959,562 |
| Sep 17, 2026 | 1.37 | 1.43 | 1.36 | 1.38 | 1.38 | 2.99% | 6,228,872 |
| Sep 16, 2026 | 1.34 | 1.40 | 1.32 | 1.34 | 1.34 | - | 5,319,722 |
| Sep 15, 2026 | 1.36 | 1.41 | 1.34 | 1.34 | 1.34 | -0.74% | 5,595,156 |
| Sep 14, 2026 | 1.28 | 1.38 | 1.28 | 1.35 | 1.35 | 3.85% | 4,719,790 |
| Sep 11, 2026 | 1.29 | 1.32 | 1.28 | 1.30 | 1.30 | 2.36% | 3,733,941 |
| Sep 10, 2026 | 1.26 | 1.31 | 1.25 | 1.27 | 1.27 | -1.55% | 4,707,775 |
| Sep 9, 2026 | 1.31 | 1.34 | 1.26 | 1.29 | 1.29 | -2.27% | 4,157,954 |
| Sep 8, 2026 | 1.34 | 1.36 | 1.30 | 1.32 | 1.32 | -2.22% | 3,988,702 |
| Sep 4, 2026 | 1.30 | 1.35 | 1.29 | 1.35 | 1.35 | 3.85% | 2,764,523 |
| Sep 3, 2026 | 1.33 | 1.35 | 1.28 | 1.30 | 1.30 | -1.52% | 5,151,172 |
| Sep 2, 2026 | 1.29 | 1.34 | 1.28 | 1.32 | 1.32 | 3.13% | 5,938,826 |
| Sep 1, 2026 | 1.33 | 1.34 | 1.28 | 1.28 | 1.28 | -5.54% | 6,036,619 |
| Aug 31, 2026 | 1.40 | 1.44 | 1.33 | 1.36 | 1.36 | -3.21% | 6,083,174 |
| Aug 28, 2026 | 1.52 | 1.55 | 1.39 | 1.40 | 1.40 | -9.68% | 5,228,724 |
| Aug 27, 2026 | 1.54 | 1.60 | 1.51 | 1.55 | 1.55 | -0.64% | 6,739,681 |
| Aug 26, 2026 | 1.52 | 1.61 | 1.47 | 1.56 | 1.56 | 2.63% | 7,859,558 |
| Aug 25, 2026 | 1.33 | 1.53 | 1.31 | 1.52 | 1.52 | 18.75% | 15,961,511 |
| Aug 24, 2026 | 1.35 | 1.35 | 1.26 | 1.28 | 1.28 | -5.19% | 5,584,759 |
| Aug 21, 2026 | 1.24 | 1.38 | 1.22 | 1.35 | 1.35 | 9.76% | 7,123,604 |
| Aug 20, 2026 | 1.26 | 1.32 | 1.22 | 1.23 | 1.23 | -3.15% | 4,761,742 |
| Aug 19, 2026 | 1.20 | 1.31 | 1.20 | 1.27 | 1.27 | 11.40% | 10,910,170 |
| Aug 18, 2026 | 1.19 | 1.21 | 1.12 | 1.14 | 1.14 | -5.79% | 4,817,953 |
| Aug 17, 2026 | 1.15 | 1.23 | 1.13 | 1.21 | 1.21 | 5.22% | 6,123,792 |
| Aug 14, 2026 | 1.15 | 1.18 | 1.13 | 1.15 | 1.15 | - | 3,933,012 |