Bio-Rad Laboratories, Inc. (BIO) Stock Price History
Historical prices from 2011 to 2026
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BIO Historical Performance
Short-Term Returns
BIO Stock Price Trajectory (2011–2026)
As of May 6, 2026, Bio-Rad Laboratories, Inc. (BIO) trades at $259.02, representing a +11.9% return over the past year. The stock has delivered a -57.0% total return over five years (-15.5% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $832.70 on September 2, 2021. From this peak, BIO has corrected -68.9%, currently trading 11% below its 200-day moving average, suggesting potential weakness.
When compared to Healthcare sector peers TMO (+16.2% 1Y), DHR (-8.0% 1Y), and BRKR (+7.2% 1Y), BIO has underperformed the peer group average. Compare BIO vs TMO →
BIO Historical Price Data (2011–2026)
Showing 30 of 3,650 records| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-05-06 | 263.45 | 264.06 | 258.60 | 259.02 | 436K | +0.74% |
| 2026-05-05 | 259.54 | 263.07 | 251.79 | 257.12 | 502K | -0.29% |
| 2026-05-04 | 255.85 | 262.46 | 255.23 | 257.86 | 602K | +0.51% |
| 2026-05-01 | 261.47 | 264.30 | 242.28 | 256.55 | 940K | -8.41% |
| 2026-04-30 | 277.93 | 281.97 | 273.15 | 280.12 | 644K | +1.81% |
| 2026-04-29 | 278.70 | 283.52 | 273.45 | 275.15 | 286K | -1.50% |
| 2026-04-28 | 287.49 | 287.49 | 276.66 | 279.34 | 337K | -2.77% |
| 2026-04-27 | 288.62 | 294.05 | 285.58 | 287.29 | 175K | -0.19% |
| 2026-04-24 | 281.61 | 288.49 | 280.47 | 287.84 | 193K | +2.28% |
| 2026-04-23 | 294.82 | 294.82 | 274.89 | 281.42 | 417K | -6.44% |
| 2026-04-22 | 307.63 | 307.74 | 298.22 | 300.78 | 229K | -1.60% |
| 2026-04-21 | 305.05 | 312.85 | 301.55 | 305.67 | 225K | +0.77% |
| 2026-04-20 | 297.46 | 304.60 | 295.98 | 303.34 | 170K | +1.44% |
| 2026-04-17 | 294.93 | 302.32 | 293.79 | 299.02 | 184K | +2.72% |
| 2026-04-16 | 294.68 | 294.69 | 289.70 | 291.09 | 285K | -1.65% |
| 2026-04-15 | 295.66 | 297.50 | 292.15 | 295.96 | 195K | +1.28% |
| 2026-04-14 | 288.74 | 294.65 | 288.74 | 292.23 | 198K | +1.41% |
| 2026-04-13 | 277.82 | 289.50 | 277.82 | 288.17 | 103K | +3.19% |
| 2026-04-10 | 278.25 | 279.52 | 275.40 | 279.25 | 234K | +0.63% |
| 2026-04-09 | 278.54 | 280.97 | 273.04 | 277.50 | 289K | -1.30% |
| 2026-04-08 | 288.35 | 288.72 | 280.91 | 281.15 | 360K | +1.13% |
| 2026-04-07 | 272.21 | 279.24 | 270.37 | 278.00 | 212K | -0.30% |
| 2026-04-06 | 280.39 | 281.14 | 276.32 | 278.85 | 251K | -0.41% |
| 2026-04-02 | 275.31 | 284.45 | 274.08 | 279.99 | 239K | +0.59% |
| 2026-04-01 | 280.38 | 282.89 | 277.91 | 278.36 | 175K | -0.14% |
| 2026-03-31 | 274.42 | 280.60 | 270.85 | 278.75 | 192K | +3.10% |
| 2026-03-30 | 268.76 | 272.75 | 265.64 | 270.36 | 430K | +1.87% |
| 2026-03-27 | 275.07 | 276.51 | 264.25 | 265.40 | 330K | -4.02% |
| 2026-03-26 | 272.48 | 277.82 | 272.48 | 276.53 | 328K | +1.07% |
| 2026-03-25 | 273.92 | 276.13 | 269.11 | 273.60 | 248K | +0.54% |
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Start ComparisonBIO — Frequently Asked Questions
Quick answers to the most common questions about buying BIO stock.
How has BIO stock performed recently?
BIO returned +11.9% over the past year, beating its 5-year annualized CAGR of -15.5%. The stock trades below its 200-day moving average, confirming the uptrend.
What is BIO's all-time high price?
Bio-Rad Laboratories, Inc. reached $832.70 on 2021-09-02. The 52-week high is $343.12. Current 1-year return of +11.9% places the stock closer to historical peaks.
Where can I download BIO historical price data?
This page provides BIO daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2011-2026, downloadable in CSV format.