NYSE · Common stock
Bio-Rad Laboratories, Inc.Class A (BIO)
$372.43 +$2.48 (+0.67%)
- Day’s range
- $369.76–$376.00
- Volume
- 179,099
BIO price history
BIO closed at $372.43 on Oct. 26, 2026. Over the past year, its daily close ranged from $241.71 on May 12, 2026 to $390.34 on Aug. 25, 2026.
Data table: BIO daily closes, the past year
| Date | Close |
|---|---|
| Oct. 26, 2026 | $372.43 |
| Oct. 23, 2026 | $369.95 |
| Oct. 22, 2026 | $363.50 |
| Oct. 21, 2026 | $360.50 |
| Oct. 20, 2026 | $354.50 |
| Oct. 19, 2026 | $352.82 |
| Oct. 16, 2026 | $353.70 |
| Oct. 15, 2026 | $364.82 |
| Oct. 14, 2026 | $362.43 |
| Oct. 13, 2026 | $363.73 |
| Oct. 12, 2026 | $364.42 |
| Oct. 9, 2026 | $366.16 |
| Oct. 8, 2026 | $360.40 |
| Oct. 7, 2026 | $367.92 |
| Oct. 6, 2026 | $368.83 |
| Oct. 5, 2026 | $379.82 |
| Oct. 2, 2026 | $369.14 |
| Oct. 1, 2026 | $355.57 |
| Sept. 30, 2026 | $377.71 |
| Sept. 29, 2026 | $379.55 |
| Sept. 28, 2026 | $377.69 |
| Sept. 25, 2026 | $381.00 |
| Sept. 24, 2026 | $387.54 |
| Sept. 23, 2026 | $378.88 |
| Sept. 22, 2026 | $379.57 |
| Sept. 21, 2026 | $377.33 |
| Sept. 18, 2026 | $376.41 |
| Sept. 17, 2026 | $382.41 |
| Sept. 16, 2026 | $379.03 |
| Sept. 15, 2026 | $378.00 |
| Sept. 14, 2026 | $368.55 |
| Sept. 11, 2026 | $369.32 |
| Sept. 10, 2026 | $368.75 |
| Sept. 9, 2026 | $376.97 |
| Sept. 8, 2026 | $380.12 |
| Sept. 4, 2026 | $386.11 |
| Sept. 3, 2026 | $387.90 |
| Sept. 2, 2026 | $388.51 |
| Sept. 1, 2026 | $380.96 |
| Aug. 31, 2026 | $386.12 |
| Aug. 28, 2026 | $387.70 |
| Aug. 27, 2026 | $389.94 |
| Aug. 26, 2026 | $388.64 |
| Aug. 25, 2026 | $390.34 |
| Aug. 24, 2026 | $381.76 |
| Aug. 21, 2026 | $380.03 |
| Aug. 20, 2026 | $376.46 |
| Aug. 19, 2026 | $364.26 |
| Aug. 18, 2026 | $352.69 |
| Aug. 17, 2026 | $355.23 |
| Aug. 14, 2026 | $356.26 |
| Aug. 13, 2026 | $361.19 |
| Aug. 12, 2026 | $362.08 |
| Aug. 11, 2026 | $356.25 |
| Aug. 10, 2026 | $354.54 |
| Aug. 7, 2026 | $352.47 |
| Aug. 6, 2026 | $342.43 |
| Aug. 5, 2026 | $347.86 |
| Aug. 4, 2026 | $332.88 |
| Aug. 3, 2026 | $334.71 |
| July 31, 2026 | $325.48 |
| July 30, 2026 | $326.72 |
| July 29, 2026 | $327.25 |
| July 28, 2026 | $331.00 |
| July 27, 2026 | $316.41 |
| July 24, 2026 | $314.46 |
| July 23, 2026 | $316.38 |
| July 22, 2026 | $305.96 |
| July 21, 2026 | $301.70 |
| July 20, 2026 | $301.90 |
| July 17, 2026 | $304.36 |
| July 16, 2026 | $300.98 |
| July 15, 2026 | $295.73 |
| July 14, 2026 | $298.34 |
| July 13, 2026 | $297.58 |
| July 10, 2026 | $296.11 |
| July 9, 2026 | $297.28 |
| July 8, 2026 | $283.86 |
| July 7, 2026 | $292.50 |
| July 6, 2026 | $295.15 |
| July 2, 2026 | $296.86 |
| July 1, 2026 | $297.09 |
| June 30, 2026 | $293.61 |
| June 29, 2026 | $295.30 |
| June 26, 2026 | $300.79 |
| June 25, 2026 | $298.29 |
| June 24, 2026 | $280.05 |
| June 23, 2026 | $270.32 |
| June 22, 2026 | $281.11 |
| June 18, 2026 | $282.44 |
| June 17, 2026 | $284.67 |
| June 16, 2026 | $289.95 |
| June 15, 2026 | $289.28 |
| June 12, 2026 | $285.94 |
| June 11, 2026 | $292.44 |
| June 10, 2026 | $291.01 |
| June 9, 2026 | $297.17 |
| June 8, 2026 | $291.31 |
| June 5, 2026 | $294.32 |
| June 4, 2026 | $307.47 |
| June 3, 2026 | $304.83 |
| June 2, 2026 | $306.13 |
| June 1, 2026 | $305.46 |
| May 29, 2026 | $312.48 |
| May 28, 2026 | $318.22 |
| May 27, 2026 | $305.29 |
| May 26, 2026 | $296.90 |
| May 22, 2026 | $287.74 |
| May 21, 2026 | $286.74 |
| May 20, 2026 | $287.86 |
| May 19, 2026 | $281.05 |
| May 18, 2026 | $281.82 |
| May 15, 2026 | $247.53 |
| May 14, 2026 | $246.27 |
| May 13, 2026 | $243.51 |
| May 12, 2026 | $241.71 |
| May 11, 2026 | $243.79 |
| May 8, 2026 | $254.32 |
| May 7, 2026 | $257.32 |
| May 6, 2026 | $259.02 |
| May 5, 2026 | $257.12 |
| May 4, 2026 | $257.86 |
| May 1, 2026 | $256.55 |
| April 30, 2026 | $280.12 |
| April 29, 2026 | $275.15 |
| April 28, 2026 | $279.34 |
| April 27, 2026 | $287.29 |
| April 24, 2026 | $287.84 |
| April 23, 2026 | $281.42 |
| April 22, 2026 | $300.78 |
| April 21, 2026 | $305.67 |
| April 20, 2026 | $303.34 |
| April 17, 2026 | $299.02 |
| April 16, 2026 | $291.09 |
| April 15, 2026 | $295.96 |
| April 14, 2026 | $292.23 |
| April 13, 2026 | $288.17 |
| April 10, 2026 | $279.25 |
| April 9, 2026 | $277.50 |
| April 8, 2026 | $281.15 |
| April 7, 2026 | $278.00 |
| April 6, 2026 | $278.85 |
| April 2, 2026 | $279.99 |
| April 1, 2026 | $278.36 |
| March 31, 2026 | $278.75 |
| March 30, 2026 | $270.36 |
| March 27, 2026 | $265.40 |
| March 26, 2026 | $276.53 |
| March 25, 2026 | $273.60 |
| March 24, 2026 | $272.12 |
| March 23, 2026 | $265.00 |
| March 20, 2026 | $264.49 |
| March 19, 2026 | $265.00 |
| March 18, 2026 | $267.99 |
| March 17, 2026 | $269.48 |
| March 16, 2026 | $261.24 |
| March 13, 2026 | $262.80 |
| March 12, 2026 | $261.82 |
| March 11, 2026 | $269.89 |
| March 10, 2026 | $267.85 |
| March 9, 2026 | $271.44 |
| March 6, 2026 | $269.85 |
| March 5, 2026 | $279.03 |
| March 4, 2026 | $284.68 |
| March 3, 2026 | $280.19 |
| March 2, 2026 | $279.59 |
| Feb. 27, 2026 | $278.44 |
| Feb. 26, 2026 | $275.21 |
| Feb. 25, 2026 | $269.65 |
| Feb. 24, 2026 | $268.70 |
| Feb. 23, 2026 | $268.25 |
| Feb. 20, 2026 | $271.30 |
| Feb. 19, 2026 | $271.90 |
| Feb. 18, 2026 | $270.67 |
| Feb. 17, 2026 | $264.93 |
| Feb. 13, 2026 | $256.56 |
| Feb. 12, 2026 | $292.42 |
| Feb. 11, 2026 | $293.69 |
| Feb. 10, 2026 | $299.96 |
| Feb. 9, 2026 | $294.90 |
| Feb. 6, 2026 | $301.50 |
| Feb. 5, 2026 | $299.54 |
| Feb. 4, 2026 | $305.90 |
| Feb. 3, 2026 | $298.98 |
| Feb. 2, 2026 | $297.43 |
| Jan. 30, 2026 | $293.70 |
| Jan. 29, 2026 | $294.91 |
| Jan. 28, 2026 | $299.79 |
| Jan. 27, 2026 | $297.71 |
| Jan. 26, 2026 | $299.28 |
| Jan. 23, 2026 | $296.57 |
| Jan. 22, 2026 | $305.22 |
| Jan. 21, 2026 | $311.54 |
| Jan. 20, 2026 | $312.76 |
| Jan. 16, 2026 | $313.53 |
| Jan. 15, 2026 | $322.06 |
| Jan. 14, 2026 | $318.25 |
| Jan. 13, 2026 | $322.17 |
| Jan. 12, 2026 | $323.00 |
| Jan. 9, 2026 | $323.82 |
| Jan. 8, 2026 | $319.08 |
| Jan. 7, 2026 | $324.09 |
| Jan. 6, 2026 | $325.50 |
| Jan. 5, 2026 | $322.34 |
| Jan. 2, 2026 | $305.27 |
| Dec. 31, 2025 | $302.99 |
| Dec. 30, 2025 | $304.51 |
| Dec. 29, 2025 | $303.73 |
| Dec. 26, 2025 | $303.88 |
| Dec. 24, 2025 | $301.75 |
| Dec. 23, 2025 | $301.03 |
| Dec. 22, 2025 | $304.85 |
| Dec. 19, 2025 | $301.53 |
| Dec. 18, 2025 | $299.86 |
| Dec. 17, 2025 | $301.28 |
| Dec. 16, 2025 | $302.02 |
| Dec. 15, 2025 | $307.92 |
| Dec. 12, 2025 | $308.13 |
| Dec. 11, 2025 | $313.97 |
| Dec. 10, 2025 | $315.00 |
| Dec. 9, 2025 | $308.05 |
| Dec. 8, 2025 | $308.53 |
| Dec. 5, 2025 | $317.69 |
| Dec. 4, 2025 | $320.06 |
| Dec. 3, 2025 | $320.34 |
| Dec. 2, 2025 | $318.56 |
| Dec. 1, 2025 | $321.50 |
| Nov. 28, 2025 | $324.86 |
| Nov. 26, 2025 | $327.03 |
| Nov. 25, 2025 | $332.21 |
| Nov. 24, 2025 | $322.48 |
| Nov. 21, 2025 | $316.70 |
| Nov. 20, 2025 | $303.61 |
| Nov. 19, 2025 | $304.79 |
| Nov. 18, 2025 | $307.78 |
| Nov. 17, 2025 | $304.06 |
| Nov. 14, 2025 | $313.15 |
| Nov. 13, 2025 | $316.89 |
| Nov. 12, 2025 | $327.28 |
| Nov. 11, 2025 | $313.33 |
| Nov. 10, 2025 | $307.38 |
| Nov. 7, 2025 | $305.56 |
| Nov. 6, 2025 | $306.55 |
| Nov. 5, 2025 | $310.01 |
| Nov. 4, 2025 | $310.96 |
| Nov. 3, 2025 | $311.43 |
| Oct. 31, 2025 | $319.55 |
| Oct. 30, 2025 | $304.61 |
| Oct. 29, 2025 | $319.47 |
| Oct. 28, 2025 | $330.42 |
| Oct. 27, 2025 | $336.12 |
Key figures
- 52-week range
- $241.71–$390.34Low May 12, 2026; high Aug. 25, 2026
- Average daily volume
- 256,433Past 3 months
- Market value
- $8.07B
- Dividend yield
- —
- From 52-week high
- −4.59%
Price change
- 1 month
- −2.25%
- 3 months
- +18.43%
- Year to date
- +22.92%
- 1 year
- +9.62%
$1,000 a year ago
$1,000 put into BIO at the close on Oct. 24, 2025 would be worth $1,096.
Price only, dividends not included.
What Wall Street says about BIO
In the past 90 days, Wall Street firms published 4 rating or price-target actions on BIO: 4 raised price targets.
| Action | Rating | |||
|---|---|---|---|---|
| RBC Capital | Raises target | Outperform | $370 to $390 | |
| Citigroup | Raises target | Neutral | $300 to $330 | |
| RBC Capital | Raises target | Outperform | $320 to $370 | |
| Wells Fargo | Raises target | Equal-weight | $310 to $330 |
Ratings and price targets are the firms’ own opinions, reported as published.
Not investment advice.
About Bio-Rad Laboratories, Inc.Class A
Bio-Rad Laboratories, headquartered in Hercules, California, develops, manufactures, and sells products and solutions for the clinical diagnostics and life sciences markets. In clinical diagnostics (60% of sales), Bio-Rad sells test systems and specialized quality controls for clinical laboratories. In life sciences (40% of sales), it develops and manufactures instruments and reagents used in research, biopharmaceutical production, and food testing and has a leadership position in dPCR technology. The company is geographically diverse, with major markets in the Americas (about 40% of sales), Europe (about 30%), Asia (about 30%), and other. Bio-Rad owns approximately 33% of Sartorius, a lab and bioprocessing supplier that specializes in single-use technology used in biologics manufacturing.
- Headquarters
- Hercules, Calif.
- Employees
- 7,450
- Listed
- Feb. 29, 1980
- Industry
- Laboratory analytical instruments
In WallStreetDigest editions
No WallStreetDigest article about BIO is on the site yet.