What If You Invested $1,000 in Align Technology (ALGN)?
Enter any amount and start date. We use historical prices to show your hypothetical return.
Align Technology
ALGN
Historical extremes
Maximum profit (buy at all-time low, sell at peak), maximum drawdown (peak to trough), and total return from IPO to current price.
Max profit
+56047.69% (561.5 times)
- Buy
- Nov 13, 2002
- $1.3
- Sell
- Sep 8, 2021
- $729.92
Buying ALGN at the all-time low and selling at the peak would have turned $1,000 into $561,476.93.
Max drawdown
-92.30% (fell to 8% of peak)
- Peak
- Jan 30, 2001
- $16.88
- Trough
- Nov 13, 2002
- $1.3
The worst decline for ALGN was -92.30% (fell to 8% of peak) from peak to trough.
IPO to current
+904.15% (10.0 times)
- IPO
- Jan 30, 2001
- $16.88
- Current
- Mar 16, 2026
- $169.45
A $1,000 investment in ALGN at IPO would be worth $10,041.48 today.
Dollar amounts based on selected investment ($1,000)
Frequently asked questions
What is Align Technology (ALGN) stock's all-time high and all-time low?
- Align Technology (ALGN) stock's all-time low was $1.3 on Nov 13, 2002. The all-time high was $729.92 on Sep 8, 2021.
What if you invested $1,000 in Align Technology (ALGN) stock at the all-time low?
- Buying Align Technology (ALGN) stock at the all-time low ($1.3 on Nov 13, 2002) and selling at the peak ($729.92 on Sep 8, 2021) would have turned $1,000 into $561,476.93. Historical return: +56047.69% (561.5 times).
What are Align Technology (ALGN)'s best buy and sell dates for maximum profit?
- The best buy date for Align Technology (ALGN) stock was Nov 13, 2002 (all-time low at $1.3). The best sell date was Sep 8, 2021 at $729.92. This investment would have returned +56047.69% (561.5 times).
What was Align Technology (ALGN) stock's maximum drawdown?
- Align Technology (ALGN) stock's worst decline was -92.30% (fell to 8% of peak) from peak to trough. Peak: $16.88 on Jan 30, 2001. Trough: $1.3 on Nov 13, 2002. A $1,000 investment at the peak would have been worth $77.04 at the trough.
What if you bought Align Technology (ALGN) stock at IPO?
- A $1,000 investment in Align Technology (ALGN) stock at IPO ($16.88 on Jan 30, 2001) would be worth $10,041.48 today. Historical return: +904.15% (10.0 times). Current stock price: $169.45 as of Mar 16, 2026.
What if you invested $1,000 in Align Technology (ALGN) 5 years ago?
- A $1,000 investment in Align Technology (ALGN) stock 5 years ago ($542.54 on Mar 16, 2021) would be worth $312.33 today. Historical return: -68.77% (0.31 times). Current stock price: $169.45 as of Mar 16, 2026.
What if you invested $1,000 in Align Technology (ALGN) 10 years ago?
- A $1,000 investment in Align Technology (ALGN) stock 10 years ago ($72.64 on Mar 16, 2016) would be worth $2,332.74 today. Historical return: +133.27% (2.33 times). Current stock price: $169.45 as of Mar 16, 2026.
What if you invested $1,000 in Align Technology (ALGN) 20 years ago?
- A $1,000 investment in Align Technology (ALGN) stock 20 years ago ($8.45 on Mar 16, 2006) would be worth $20,053.25 today. Historical return: +1905.33% (20.1 times). Current stock price: $169.45 as of Mar 16, 2026.
About this data
- 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: buy at all-time low, sell at the highest price after. Max drawdown: the largest peak-to-trough decline in price. IPO to current: 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 from Yahoo Finance, adjusted for stock splits and dividends. We use adjusted close for all calculations.
- 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 ALGN. You can select any date between our first and most recent data point.