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

354.50 +1.68 (+0.48%)
Official Closing Price Updated: 4:10 PM EDT, Oct 20, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 212,447
Open 352.08
Bid (Size) 348.44 (40)
Ask (Size) 361.62 (40)
Prev. Close 352.82
Today's Range 350.49 - 356.93
52wk Range 236.73 - 396.23
Shares Outstanding 22,140,000
Dividend Yield N/A

Performance

52-Week Range 10.5% below 52-week high
354.50
236.7352W Low 396.2352W High
1 Week 4.5% below 1-week high
350.611W Low 371.071W 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 $354.50, 10.5% below its 52-week high. Over the past week it ranged between $350.61 and $371.07.

Past 12 Months
-2.5%
-6.1%
+17.4%
+16.9%
+16.1%
+10.1%
1W -$9.23
1M -$22.83
3M +$52.60
6M +$51.16
YTD +$49.23
1Y +$32.60

BIO was +10.1% over the past year, +16.9% over six months, +16.1% year to date, -2.5% in the last week.

12 Months vs Market
BIO
+10.1%
DIA
+12.3%
SPY
+14.6%
QQQ
+17.3%
IWM
+11.1%

Over the past 12 months BIO returned +10.1% versus DIA (Dow) +12.3%, SPY (S&P 500) +14.6%, QQQ (Nasdaq 100) +17.3% and IWM (Russell 2000) +11.1%.

Volume & Liquidity 0.78× 3-mo avg
Today 212,447 3-mo avg 272.2K
1W
221.3K
1M
246.7K
3M
272.2K
6M
326.1K
YTD
310.9K
1Y
288.6K

BIO most recently traded 212,447 shares against a 3-month average daily volume of 272.2K.

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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 354.50
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 10/20/26 04:10 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 7.85B
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.
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