What If You Invested $1,000 in IDEXX Laboratories (IDXX)?
Enter any amount and start date. We use historical prices to show your hypothetical return.
Historical extremes
What if you bought at the best or worst time? Check max profit, max drawdown, and total return since IPO.
Max profit
+181,629%
(1,817 times)
- Buy
- Aug 19, 1991
- $0.42
- Sell
- Nov 25, 2025
- $766.68
Buying IDXX at the best price and selling at the peak would have turned $1,000 into $1,817,294.02.
Max drawdown
73.14%
(fell to 27% of peak)
- Peak
- Oct 16, 2006
- $23.79
- Trough
- Jun 13, 2007
- $6.39
A $1,000 investment in IDXX at the peak would have shrunk to $268.6 at the trough.
Return since IPO
+117,037%
(1,171 times)
- IPO
- Jun 21, 1991
- $0.47
- Current
- Apr 29, 2026
- $553.66
A $1,000 investment in IDXX at IPO would be worth $1,171,370.54 today.
Frequently asked questions
What is IDEXX Laboratories (IDXX) stock's all-time high (ATH) and all-time low (ATL)?
- IDEXX Laboratories (IDXX) stock's all-time low (ATL) was $0.42 on Aug 19, 1991. The all-time high (ATH) was $766.68 on Nov 25, 2025.
What if you invested $1,000 in IDEXX Laboratories (IDXX) stock for maximum profit?
- Buying IDEXX Laboratories (IDXX) stock at the best price ($0.42 on Aug 19, 1991) and selling at the peak ($766.68 on Nov 25, 2025) would have turned $1,000 into $1,817,294.02. Historical return: +181,629.40% (1,817 times).
What are IDEXX Laboratories (IDXX)'s best buy and sell dates for maximum profit?
- The best buy date for IDEXX Laboratories (IDXX) stock was Aug 19, 1991 at $0.42. The best sell date was Nov 25, 2025 at $766.68. This investment would have returned +181,629.40% (1,817 times).
What was IDEXX Laboratories (IDXX) stock's maximum drawdown?
- IDEXX Laboratories (IDXX) stock's worst decline was 73.14% (fell to 27% of peak) from peak to trough. Peak: $23.79 on Oct 16, 2006. Trough: $6.39 on Jun 13, 2007. A $1,000 investment at the peak would have been worth $268.6 at the trough.
What if you bought IDEXX Laboratories (IDXX) stock at IPO?
- A $1,000 investment in IDEXX Laboratories (IDXX) stock at IPO ($0.47 on Jun 21, 1991) would be worth $1,171,370.54 today. Historical return: +117,037.05% (1,171 times). Current stock price: $553.66 as of Apr 29, 2026.
What if you invested $1,000 in IDEXX Laboratories (IDXX) 5 years ago?
- A $1,000 investment in IDEXX Laboratories (IDXX) stock 5 years ago ($552.63 on Apr 29, 2021) would be worth $1,001.86 today. Historical return: +0.19% (1.00 times). Current stock price: $553.66 as of Apr 29, 2026.
What if you invested $1,000 in IDEXX Laboratories (IDXX) 10 years ago?
- A $1,000 investment in IDEXX Laboratories (IDXX) stock 10 years ago ($84.35 on Apr 29, 2016) would be worth $6,563.84 today. Historical return: +556.38% (6.56 times). Current stock price: $553.66 as of Apr 29, 2026.
What if you invested $1,000 in IDEXX Laboratories (IDXX) 20 years ago?
- A $1,000 investment in IDEXX Laboratories (IDXX) stock 20 years ago ($20.8 on Apr 28, 2006) would be worth $26,618.27 today. Historical return: +2,561.83% (26.6 times). Current stock price: $553.66 as of Apr 29, 2026.
Data & methodology
How does the investment calculator work?
- Enter an investment amount and a start date. We use historical stock prices to calculate how many shares you would have bought, then apply the current price to show your hypothetical portfolio value and return.
What are Historical extremes?
- Max profit: the best buy and sell dates that maximize percentage return. Max drawdown: the largest peak-to-trough decline in price. Return since IPO: total return from IPO date to the latest price.
What is Max drawdown?
- Maximum drawdown is the largest peak-to-trough decline in price. It shows the worst drop from any prior high to a subsequent low. Peak and Trough are the dates and prices at which this decline occurred.
Does this include dividends?
- The calculator uses adjusted closing prices when available, which account for stock splits and dividends. For the most accurate results, we recommend using data that includes dividend adjustments.
Where does the price data come from?
- Historical prices are dividend-adjusted closing prices from our data provider. The calculator and Historical extremes use the same data source for consistent results.
How are the dollar amounts in the cards calculated?
- The dollar amounts in Historical extremes use the investment amount you select in the calculator above (e.g. $1,000). They show what your investment would have been worth at the Buy/Peak/IPO date versus the Sell/Trough/Current date.
What date range can I use?
- The available date range depends on our historical price data for IDXX. You can select any date between our first and most recent data point.
Explore more
IDXX Overview
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IDXX Earnings Counter
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IDXX How It Makes Money
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IDXX Stock Seasonality
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IDXX Price Target Scenarios
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IDXX Daily Price Character
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IDXX Buybacks
2.25% TTM buyback yield. Shareholder yield & SBC comparison.
IDXX Stock Split History
4 splits on record. Dates, ratios, and cumulative multiple.
IDXX Financials
Revenue, EPS, EBITDA, market cap, debt and balance sheet history with annual and quarterly data.