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365.08
8.33%
28.08
Bio-Rad Laboratories, Inc. Class B Stock (BIO.B) Price History
The historical daily chart and data for Bio-Rad Laboratories, Inc. Class B stock (BIO.B), show that the latest closing stock price as of August 20, 2026, is $365.08.
- Bio-Rad Laboratories, Inc. Class B all-time high stock price is $365.08, occurred on August 20, 2026.
- The lowest Bio-Rad Laboratories, Inc. Class B stock price recorded was $244.54 on May 14, 2026. Since then, Bio-Rad Laboratories, Inc. Class B's stock price has risen over 49.29% to $365.08 now.
- The 52-week high stock price for BIO.B is $365.08, representing a 0.00% increase from the current share price, occurred on August 20, 2026.
- The 52-week low stock price for BIO.B is $244.54, indicating a -33.02% decrease from the current share price, occurred on May 14, 2026.
- The closing price of Bio-Rad Laboratories, Inc. Class B (BIO.B) stock in the beginning of 2025 was $321.12. The stock closed the year at $310.70, a loss of over -3.24% for the year.
The table below shows more information about BIO.B historical price data:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
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Bio-Rad Laboratories, Inc. Class B Stock (BIO.B) Year by Year Price History
In this detailed analysis, we present a comprehensive overview of the price movements of Bio-Rad Laboratories, Inc. Class B stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of BIO.B shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Bio-Rad Laboratories, Inc. Class B stock price history provides a foundation for understanding how the company's stock has evolved over time.
Bio-Rad Laboratories, Inc. Class B Stock (BIO.B) Price History 2026
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Aug, 2026 | $365.1 | $337.0 | $28.08 | 166.0 | +18.01% |
| Jul, 2026 | $309.4 | $293.4 | $16.00 | 458.0 | +4.35% |
| Jun, 2026 | $298.0 | $289.2 | $8.73 | 1,005.0 | -2.52% |
| May, 2026 | $304.1 | $244.5 | $59.61 | 5,494.0 | +1.57% |
| Apr, 2026 | $299.4 | $277.0 | $22.45 | 179.0 | +7.62% |
| Mar, 2026 | $281.9 | $267.6 | $14.36 | 583.0 | +3.48% |
| Feb, 2026 | $295.1 | $257.1 | $38.00 | 2,119.0 | -14.03% |
| Jan, 2026 | $312.8 | $312.8 | $0.00 | 44.00 | +0.00% |
Bio-Rad Laboratories, Inc. Class B Stock (BIO.B) Price History 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Nov, 2025 | $315.1 | $305.4 | $9.68 | 2,468.0 | +2.49% |
| Oct, 2025 | $321.1 | $303.1 | $17.97 | 597.0 | +0.00% |
0.48%
3.35%
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