US equities |

Bio-Rad Laboratories, Inc. Class A Common Stock (NY:BIO)

379.82 +10.68 (+2.89%)
Official Closing Price Updated: 7:00 PM EDT, Oct 5, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 279,399
Open 368.07
Bid (Size) 336.10 (40)
Ask (Size) 388.82 (40)
Prev. Close 369.14
Today's Range 363.96 - 381.78
52wk Range 236.73 - 396.23
Shares Outstanding 22,140,000
Dividend Yield N/A

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Performance

52-Week Range 4.1% below 52-week high
379.82
236.7352W Low 396.2352W High
1 Week 1.1% below 1-week high
353.301W Low 383.951W High

Bio-Rad Laboratories, Inc. Class A Common Stock (BIO) traded between $236.73 and $396.23 over the past 52 weeks and last traded at $379.82, 4.1% below its 52-week high. Over the past week it ranged between $353.30 and $383.95.

Past 12 Months
+0.6%
-1.6%
+28.7%
+36.2%
+24.4%
+22.9%
1W +$2.13
1M -$6.29
3M +$84.67
6M +$100.97
YTD +$74.55
1Y +$70.65

BIO was +22.9% over the past year, +36.2% over six months, +24.4% year to date, +0.6% in the last week.

12 Months vs Market
BIO
+22.9%
DIA
+9.7%
SPY
+15.4%
QQQ
+24.4%
IWM
+14.8%

Over the past 12 months BIO returned +22.9% versus DIA (Dow) +9.7%, SPY (S&P 500) +15.4%, QQQ (Nasdaq 100) +24.4% and IWM (Russell 2000) +14.8%.

Volume & Liquidity 1.00× 3-mo avg
Today 279,399 3-mo avg 279.0K
1W
251.6K
1M
273.0K
3M
279.0K
6M
329.6K
YTD
316.1K
1Y
287.1K

BIO most recently traded 279,399 shares against a 3-month average daily volume of 279.0K.

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Frequently Asked Questions

Is Bio-Rad Laboratories, Inc. Class A Common Stock publicly traded?
Yes, Bio-Rad Laboratories, Inc. Class A Common Stock is publicly traded.
What exchange does Bio-Rad Laboratories, Inc. Class A Common Stock trade on?
Bio-Rad Laboratories, Inc. Class A Common Stock trades on the New York Stock Exchange
What is the ticker symbol for Bio-Rad Laboratories, Inc. Class A Common Stock?
The ticker symbol for Bio-Rad Laboratories, Inc. Class A Common Stock is BIO on the New York Stock Exchange
What is the current price of Bio-Rad Laboratories, Inc. Class A Common Stock?
The current price of Bio-Rad Laboratories, Inc. Class A Common Stock is 379.82
When was Bio-Rad Laboratories, Inc. Class A Common Stock last traded?
The last trade of Bio-Rad Laboratories, Inc. Class A Common Stock was at 10/05/26 07:00 PM ET
What is the market capitalization of Bio-Rad Laboratories, Inc. Class A Common Stock?
The market capitalization of Bio-Rad Laboratories, Inc. Class A Common Stock is 8.41B
How many shares of Bio-Rad Laboratories, Inc. Class A Common Stock are outstanding?
Bio-Rad Laboratories, Inc. Class A Common Stock has 8B shares outstanding.