Pacific Biosciences of California Stock Price History
NASDAQ: PACBIndustrialsBiotechnology: Laboratory Analytical InstrumentsUSD
2.33+0.03 (+1.30%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
PACB price history at a glance
The price history for Pacific Biosciences of California (PACB) on this page begins on October 25, 2010, when the stock closed at $16.80; it most recently closed at $2.33 on October 5, 2026. The highest price in this record is $53.69, reached on February 8, 2021; the latest close is 95.7% below that peak. Across the 15 complete calendar years in the table, PACB finished higher in 6 and lower in 9. Its best year was 2020 (+393.2%) and its worst was 2011 (-82.4%).
Over roughly 16 years the share price changed -86.1%, a -11.7% compound annual price return (excluding dividends). In the last 12 months alone, PACB has gained 64.1%. Prices are split-adjusted closing prices; daily open, high, low, close and volume for the past year are listed below.
Summary generated from market data by MetaCap's automated system. Methodology
Key price levels
- High since 2010
- $53.69
- Date of high
- Feb 8, 2021
- Low since 2010
- $0.85
- Date of low
- May 26, 2025
- 52-week high
- $3.44
- 52-week low
- $1.07
- IPO year
- 2010
- Last close
- $2.33
PACB returns
1 week
-8.27%
1 month
+80.62%
3 months
+49.36%
6 months
+73.88%
Year to date
+24.60%
1 year
+64.08%
3 years
-70.80%
5 years
-90.45%
PACB price return, excluding dividends.
PACB annual returns
| Year | Year-end close | Return |
|---|---|---|
| 2026 | 2.33 | +26.63% |
| 2025 | 1.84 | -7.54% |
| 2024 | 1.99 | -79.71% |
| 2023 | 9.81 | +19.93% |
| 2022 | 8.18 | -60.02% |
| 2021 | 20.46 | -21.13% |
| 2020 | 25.94 | +393.16% |
| 2019 | 5.26 | -27.85% |
| 2018 | 7.29 | +176.14% |
| 2017 | 2.64 | -30.53% |
| 2016 | 3.80 | -71.06% |
| 2015 | 13.13 | +68.12% |
| 2014 | 7.81 | +60.37% |
| 2013 | 4.87 | +156.32% |
| 2012 | 1.90 | -32.14% |
| 2011 | 2.80 | -82.40% |
| 2010* | 15.91 | -5.30% |
* Partial year: the record begins after the start of 2010; return measured from the first available close.
2026 return is year to date.
PACB daily prices (past year)
| Date | Open | High | Low | Close | Change |
|---|---|---|---|---|---|
| 2.35 | 2.47 | 2.21 | 2.33 | +1.30% | |
| 2.63 | 2.69 | 2.22 | 2.30 | -15.44% | |
| 2.62 | 2.74 | 2.50 | 2.72 | +0.74% | |
| 3.02 | 3.44 | 2.43 | 2.70 | -5.92% | |
| 2.53 | 2.92 | 2.51 | 2.87 | +12.99% | |
| 2.50 | 2.65 | 2.44 | 2.54 | +1.20% | |
| 2.34 | 2.56 | 2.32 | 2.51 | +5.91% | |
| 1.84 | 2.46 | 1.84 | 2.37 | +29.51% | |
| 1.68 | 1.85 | 1.63 | 1.83 | +7.02% | |
| 1.60 | 1.80 | 1.59 | 1.71 | +5.56% | |
| 1.57 | 1.63 | 1.52 | 1.62 | +2.53% | |
| 1.40 | 1.59 | 1.38 | 1.58 | +12.06% | |
| 1.45 | 1.47 | 1.39 | 1.41 | -4.08% | |
| 1.38 | 1.48 | 1.36 | 1.47 | +8.09% | |
| 1.37 | 1.40 | 1.34 | 1.36 | -0.73% | |
| 1.38 | 1.40 | 1.34 | 1.37 | -0.72% | |
| 1.37 | 1.43 | 1.36 | 1.38 | +2.99% | |
| 1.34 | 1.40 | 1.32 | 1.34 | 0.00% | |
| 1.36 | 1.41 | 1.34 | 1.34 | -0.74% | |
| 1.28 | 1.38 | 1.28 | 1.35 | +3.85% | |
| 1.29 | 1.32 | 1.28 | 1.30 | +2.36% | |
| 1.26 | 1.31 | 1.25 | 1.27 | -1.55% | |
| 1.31 | 1.34 | 1.26 | 1.29 | -2.27% | |
| 1.34 | 1.36 | 1.30 | 1.32 | -2.22% | |
| 1.30 | 1.35 | 1.29 | 1.35 | +3.85% | |
| 1.33 | 1.35 | 1.28 | 1.30 | -1.52% | |
| 1.29 | 1.34 | 1.28 | 1.32 | +3.13% | |
| 1.33 | 1.34 | 1.28 | 1.28 | -5.88% | |
| 1.40 | 1.44 | 1.33 | 1.36 | -2.86% | |
| 1.52 | 1.55 | 1.39 | 1.40 | -9.68% | |
| 1.54 | 1.60 | 1.51 | 1.55 | -0.64% | |
| 1.52 | 1.61 | 1.47 | 1.56 | +2.63% | |
| 1.33 | 1.53 | 1.31 | 1.52 | +18.75% | |
| 1.35 | 1.35 | 1.26 | 1.28 | -5.19% | |
| 1.24 | 1.38 | 1.22 | 1.35 | +9.76% | |
| 1.26 | 1.32 | 1.22 | 1.23 | -3.15% | |
| 1.20 | 1.31 | 1.20 | 1.27 | +11.40% | |
| 1.19 | 1.21 | 1.12 | 1.14 | -5.79% | |
| 1.15 | 1.23 | 1.13 | 1.21 | +5.22% | |
| 1.15 | 1.18 | 1.13 | 1.15 | 0.00% | |
| 1.13 | 1.18 | 1.10 | 1.15 | +3.60% | |
| 1.15 | 1.16 | 1.07 | 1.11 | -2.63% | |
| 1.17 | 1.17 | 1.14 | 1.14 | -0.87% | |
| 1.16 | 1.19 | 1.12 | 1.15 | -3.36% | |
| 1.19 | 1.23 | 1.17 | 1.19 | +1.71% | |
| 1.30 | 1.31 | 1.15 | 1.17 | -10.00% | |
| 1.44 | 1.47 | 1.27 | 1.30 | -9.72% | |
| 1.44 | 1.47 | 1.41 | 1.44 | +1.41% | |
| 1.43 | 1.47 | 1.40 | 1.42 | +1.43% | |
| 1.47 | 1.48 | 1.39 | 1.40 | -5.41% | |
| 1.41 | 1.49 | 1.41 | 1.48 | +5.71% | |
| 1.38 | 1.47 | 1.38 | 1.40 | +0.72% | |
| 1.35 | 1.42 | 1.32 | 1.39 | +2.21% | |
| 1.36 | 1.41 | 1.34 | 1.36 | 0.00% | |
| 1.42 | 1.43 | 1.32 | 1.36 | -2.86% | |
| 1.36 | 1.43 | 1.36 | 1.40 | +1.45% | |
| 1.40 | 1.43 | 1.36 | 1.38 | -1.43% | |
| 1.35 | 1.42 | 1.34 | 1.40 | +2.94% | |
| 1.42 | 1.43 | 1.34 | 1.36 | -5.56% | |
| 1.45 | 1.49 | 1.43 | 1.44 | -3.36% | |
| 1.51 | 1.54 | 1.45 | 1.49 | -2.61% | |
| 1.50 | 1.55 | 1.48 | 1.53 | +2.00% | |
| 1.51 | 1.52 | 1.46 | 1.50 | +0.67% | |
| 1.53 | 1.56 | 1.47 | 1.49 | -4.49% | |
| 1.63 | 1.64 | 1.52 | 1.56 | -3.11% | |
| 1.51 | 1.68 | 1.50 | 1.61 | +7.33% | |
| 1.52 | 1.54 | 1.48 | 1.50 | -3.85% | |
| 1.66 | 1.67 | 1.54 | 1.56 | -6.02% | |
| 1.67 | 1.72 | 1.61 | 1.66 | -1.19% | |
| 1.73 | 1.84 | 1.67 | 1.68 | -3.45% | |
| 1.67 | 1.81 | 1.66 | 1.74 | +3.57% | |
| 1.73 | 1.75 | 1.61 | 1.68 | -2.89% | |
| 1.67 | 1.78 | 1.66 | 1.73 | +4.85% | |
| 1.58 | 1.71 | 1.56 | 1.65 | +3.12% | |
| 1.44 | 1.68 | 1.43 | 1.60 | +11.11% | |
| 1.31 | 1.48 | 1.31 | 1.44 | +9.92% | |
| 1.30 | 1.37 | 1.30 | 1.31 | -0.76% | |
| 1.38 | 1.41 | 1.32 | 1.32 | -5.71% | |
| 1.36 | 1.43 | 1.36 | 1.40 | +4.48% | |
| 1.35 | 1.45 | 1.34 | 1.34 | -0.74% | |
| 1.33 | 1.40 | 1.32 | 1.35 | +2.27% | |
| 1.34 | 1.39 | 1.31 | 1.32 | +0.76% | |
| 1.34 | 1.39 | 1.30 | 1.31 | -2.96% | |
| 1.35 | 1.37 | 1.31 | 1.35 | -1.46% | |
| 1.38 | 1.44 | 1.36 | 1.37 | 0.00% | |
| 1.40 | 1.44 | 1.31 | 1.37 | -0.72% | |
| 1.49 | 1.49 | 1.35 | 1.38 | -4.83% | |
| 1.60 | 1.62 | 1.39 | 1.45 | -11.04% | |
| 1.61 | 1.77 | 1.58 | 1.63 | +3.16% | |
| 1.57 | 1.60 | 1.49 | 1.58 | 0.00% | |
| 1.55 | 1.63 | 1.52 | 1.58 | 0.00% | |
| 1.45 | 1.62 | 1.44 | 1.58 | +6.04% | |
| 1.47 | 1.53 | 1.42 | 1.49 | +1.36% | |
| 1.30 | 1.48 | 1.29 | 1.47 | +13.95% | |
| 1.26 | 1.31 | 1.25 | 1.29 | +2.38% | |
| 1.24 | 1.28 | 1.19 | 1.26 | +3.28% | |
| 1.24 | 1.29 | 1.21 | 1.22 | -2.40% | |
| 1.18 | 1.27 | 1.17 | 1.25 | +5.04% | |
| 1.15 | 1.20 | 1.14 | 1.19 | +3.48% | |
| 1.16 | 1.19 | 1.12 | 1.15 | 0.00% | |
| 1.13 | 1.20 | 1.09 | 1.15 | +2.68% | |
| 1.21 | 1.21 | 1.12 | 1.12 | -7.44% | |
| 1.27 | 1.30 | 1.20 | 1.21 | -4.72% | |
| 1.28 | 1.32 | 1.25 | 1.27 | -0.78% | |
| 1.35 | 1.36 | 1.28 | 1.28 | -5.88% | |
| 1.42 | 1.45 | 1.35 | 1.36 | -3.55% | |
| 1.52 | 1.52 | 1.35 | 1.41 | -14.55% | |
| 1.70 | 1.76 | 1.63 | 1.65 | -3.51% | |
| 1.58 | 1.73 | 1.58 | 1.71 | +8.23% | |
| 1.55 | 1.58 | 1.50 | 1.58 | +1.94% | |
| 1.59 | 1.62 | 1.53 | 1.55 | -3.13% | |
| 1.59 | 1.62 | 1.53 | 1.60 | +0.63% | |
| 1.48 | 1.60 | 1.48 | 1.59 | +8.16% | |
| 1.56 | 1.56 | 1.42 | 1.47 | -6.96% | |
| 1.56 | 1.59 | 1.53 | 1.58 | -0.63% | |
| 1.54 | 1.68 | 1.53 | 1.59 | +1.92% | |
| 1.55 | 1.63 | 1.52 | 1.56 | -0.64% | |
| 1.68 | 1.69 | 1.55 | 1.57 | -8.19% | |
| 1.76 | 1.77 | 1.67 | 1.71 | -1.16% | |
| 1.74 | 1.80 | 1.67 | 1.73 | -0.57% | |
| 1.65 | 1.75 | 1.64 | 1.74 | +2.96% | |
| 1.70 | 1.75 | 1.66 | 1.69 | +3.68% | |
| 1.63 | 1.65 | 1.54 | 1.63 | +1.87% | |
| 1.52 | 1.64 | 1.52 | 1.60 | +1.91% | |
| 1.47 | 1.59 | 1.47 | 1.57 | +8.28% | |
| 1.33 | 1.46 | 1.33 | 1.45 | +8.21% | |
| 1.36 | 1.38 | 1.31 | 1.34 | -0.74% | |
| 1.47 | 1.47 | 1.35 | 1.35 | -8.16% | |
| 1.54 | 1.59 | 1.43 | 1.47 | +2.08% | |
| 1.39 | 1.47 | 1.36 | 1.44 | +1.41% | |
| 1.33 | 1.45 | 1.33 | 1.42 | +5.97% | |
| 1.30 | 1.36 | 1.28 | 1.34 | -0.74% | |
| 1.36 | 1.40 | 1.34 | 1.35 | +2.27% | |
| 1.27 | 1.34 | 1.27 | 1.32 | +4.76% | |
| 1.26 | 1.27 | 1.24 | 1.26 | 0.00% | |
| 1.34 | 1.35 | 1.23 | 1.26 | -6.67% | |
| 1.37 | 1.40 | 1.33 | 1.35 | -2.88% | |
| 1.41 | 1.45 | 1.37 | 1.39 | 0.00% | |
| 1.38 | 1.43 | 1.35 | 1.39 | 0.00% | |
| 1.35 | 1.42 | 1.35 | 1.39 | +4.51% | |
| 1.39 | 1.40 | 1.32 | 1.33 | -5.00% | |
| 1.30 | 1.43 | 1.28 | 1.40 | +5.26% | |
| 1.37 | 1.41 | 1.32 | 1.33 | -3.62% | |
| 1.37 | 1.43 | 1.36 | 1.38 | +1.47% | |
| 1.36 | 1.40 | 1.34 | 1.36 | +2.26% | |
| 1.30 | 1.39 | 1.29 | 1.33 | +4.72% | |
| 1.30 | 1.32 | 1.25 | 1.27 | -5.93% | |
| 1.38 | 1.41 | 1.34 | 1.35 | -1.46% | |
| 1.43 | 1.46 | 1.35 | 1.37 | -1.44% | |
| 1.35 | 1.39 | 1.32 | 1.39 | +0.72% | |
| 1.46 | 1.47 | 1.36 | 1.38 | -9.21% | |
| 1.55 | 1.57 | 1.50 | 1.52 | -2.56% | |
| 1.57 | 1.65 | 1.55 | 1.56 | +2.63% | |
| 1.57 | 1.57 | 1.49 | 1.52 | -6.17% | |
| 1.61 | 1.68 | 1.56 | 1.62 | -3.57% | |
| 1.74 | 1.75 | 1.65 | 1.68 | -5.62% | |
| 1.64 | 1.80 | 1.63 | 1.78 | +9.20% | |
| 1.68 | 1.71 | 1.62 | 1.63 | -1.81% | |
| 1.58 | 1.70 | 1.58 | 1.66 | +5.06% | |
| 1.61 | 1.65 | 1.54 | 1.58 | -1.86% | |
| 1.66 | 1.67 | 1.57 | 1.61 | -4.17% | |
| 1.61 | 1.71 | 1.58 | 1.68 | +3.07% | |
| 1.59 | 1.71 | 1.54 | 1.63 | +3.16% | |
| 1.68 | 1.69 | 1.51 | 1.58 | -7.60% | |
| 1.89 | 2.00 | 1.65 | 1.71 | -7.07% | |
| 1.85 | 1.92 | 1.76 | 1.84 | 0.00% | |
| 1.82 | 1.85 | 1.72 | 1.84 | +1.66% | |
| 1.86 | 1.90 | 1.80 | 1.81 | -1.63% | |
| 1.82 | 1.85 | 1.77 | 1.84 | +1.10% | |
| 1.80 | 1.86 | 1.69 | 1.82 | +5.81% | |
| 1.91 | 1.95 | 1.68 | 1.72 | -11.79% | |
| 2.02 | 2.05 | 1.89 | 1.95 | -4.41% | |
| 2.09 | 2.15 | 1.96 | 2.04 | -0.97% | |
| 2.25 | 2.27 | 2.03 | 2.06 | -8.85% | |
| 2.32 | 2.36 | 2.20 | 2.26 | -4.64% | |
| 2.36 | 2.42 | 2.30 | 2.37 | -0.42% | |
| 2.58 | 2.60 | 2.37 | 2.38 | -7.39% | |
| 2.52 | 2.58 | 2.41 | 2.57 | +1.98% | |
| 2.54 | 2.58 | 2.45 | 2.52 | -2.33% | |
| 2.67 | 2.73 | 2.56 | 2.58 | -3.37% | |
| 2.46 | 2.69 | 2.43 | 2.67 | +10.33% | |
| 2.38 | 2.46 | 2.24 | 2.42 | +2.54% | |
| 2.11 | 2.40 | 2.09 | 2.36 | +6.79% | |
| 2.34 | 2.40 | 2.21 | 2.21 | -5.96% | |
| 2.35 | 2.39 | 2.18 | 2.35 | -0.42% | |
| 2.13 | 2.37 | 2.12 | 2.36 | +10.80% | |
| 2.03 | 2.18 | 2.03 | 2.13 | +5.97% | |
| 1.96 | 2.12 | 1.84 | 2.01 | +3.61% | |
| 2.06 | 2.12 | 1.93 | 1.94 | -4.90% | |
| 2.13 | 2.13 | 1.98 | 2.04 | -4.23% | |
| 2.07 | 2.22 | 2.05 | 2.13 | +2.40% | |
| 2.01 | 2.12 | 2.00 | 2.08 | +5.05% | |
| 1.86 | 1.99 | 1.85 | 1.98 | +7.61% | |
| 1.95 | 1.97 | 1.79 | 1.84 | -1.60% | |
| 1.76 | 1.88 | 1.75 | 1.87 | +8.09% | |
| 1.72 | 1.76 | 1.70 | 1.73 | +1.17% | |
| 1.73 | 1.78 | 1.67 | 1.71 | -3.39% | |
| 1.88 | 1.88 | 1.76 | 1.77 | -5.85% | |
| 1.81 | 1.89 | 1.80 | 1.88 | +3.30% | |
| 1.83 | 1.87 | 1.77 | 1.82 | 0.00% | |
| 1.84 | 1.87 | 1.81 | 1.82 | -1.09% | |
| 1.89 | 1.92 | 1.82 | 1.84 | -2.13% | |
| 1.97 | 2.05 | 1.86 | 1.88 | -2.59% | |
| 2.02 | 2.07 | 1.91 | 1.93 | -4.46% | |
| 2.09 | 2.14 | 1.98 | 2.02 | -4.72% | |
| 2.15 | 2.17 | 2.06 | 2.12 | 0.00% | |
| 2.15 | 2.19 | 2.11 | 2.12 | -2.30% | |
| 2.37 | 2.45 | 2.16 | 2.17 | -8.44% | |
| 2.40 | 2.47 | 2.33 | 2.37 | -2.47% | |
| 2.32 | 2.45 | 2.31 | 2.43 | +4.74% | |
| 2.38 | 2.48 | 2.31 | 2.32 | -2.93% | |
| 2.52 | 2.55 | 2.32 | 2.39 | -5.16% | |
| 2.43 | 2.58 | 2.30 | 2.52 | +3.70% | |
| 2.33 | 2.45 | 2.32 | 2.43 | +4.74% | |
| 2.22 | 2.37 | 2.22 | 2.32 | +4.04% | |
| 2.23 | 2.30 | 2.20 | 2.23 | -3.88% | |
| 2.36 | 2.38 | 2.29 | 2.32 | -2.93% | |
| 2.63 | 2.64 | 2.24 | 2.39 | -9.13% | |
| 2.47 | 2.73 | 2.42 | 2.63 | +5.20% | |
| 2.19 | 2.53 | 2.18 | 2.50 | +12.61% | |
| 1.85 | 2.24 | 1.83 | 2.22 | +18.09% | |
| 1.82 | 2.09 | 1.81 | 1.88 | +6.82% | |
| 1.65 | 1.81 | 1.63 | 1.76 | +6.67% | |
| 1.55 | 1.67 | 1.52 | 1.65 | +5.10% | |
| 1.61 | 1.65 | 1.54 | 1.57 | -2.48% | |
| 1.54 | 1.67 | 1.53 | 1.61 | -1.23% | |
| 1.72 | 1.73 | 1.61 | 1.63 | -6.32% | |
| 1.87 | 1.91 | 1.72 | 1.74 | -6.45% | |
| 1.78 | 1.87 | 1.74 | 1.86 | +5.68% | |
| 1.83 | 1.89 | 1.75 | 1.76 | 0.00% | |
| 1.76 | 1.79 | 1.63 | 1.76 | -1.12% | |
| 1.81 | 1.98 | 1.76 | 1.78 | -7.29% | |
| 2.08 | 2.10 | 1.91 | 1.92 | -4.00% | |
| 2.18 | 2.21 | 1.99 | 2.00 | -10.71% | |
| 2.34 | 2.34 | 2.16 | 2.24 | -4.27% | |
| 2.07 | 2.37 | 2.05 | 2.34 | +20.62% | |
| 1.99 | 2.05 | 1.91 | 1.94 | -3.48% | |
| 1.98 | 2.05 | 1.97 | 2.01 | +2.03% | |
| 2.12 | 2.13 | 1.93 | 1.97 | -5.74% | |
| 2.06 | 2.13 | 1.97 | 2.09 | +3.47% | |
| 1.99 | 2.08 | 1.99 | 2.02 | +3.59% | |
| 1.83 | 1.97 | 1.81 | 1.95 | +5.98% | |
| 1.89 | 1.90 | 1.71 | 1.84 | -3.16% | |
| 1.92 | 2.00 | 1.86 | 1.90 | -4.04% | |
| 1.69 | 2.01 | 1.68 | 1.98 | +20.73% | |
| 1.73 | 1.77 | 1.63 | 1.64 | -6.82% | |
| 1.75 | 1.84 | 1.73 | 1.76 | +1.15% | |
| 1.63 | 1.77 | 1.62 | 1.74 | +9.43% | |
| 1.57 | 1.61 | 1.51 | 1.59 | -1.85% | |
| 1.45 | 1.62 | 1.42 | 1.62 | +14.08% | |
| 1.56 | 1.56 | 1.37 | 1.42 | — |
Prices are adjusted for stock splits. See adjusted closing price for how dividends and splits affect history, and the PACB chart for longer ranges.