What If You Invested $1,000 in CenterPoint Energy (CNP)?
Enter any amount and start date. We use historical prices to show your hypothetical return.
CenterPoint Energy
CNP
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
+24487.86% (245.9 times)
- Buy
- Sep 12, 1974
- $0.18
- Sell
- Mar 16, 2026
- $44.14
Buying CNP at the all-time low and selling at the peak would have turned $1,000 into $245,878.59.
Max drawdown
-88.40% (fell to 12% of peak)
- Peak
- May 1, 2001
- $12.84
- Trough
- Jul 24, 2002
- $1.49
The worst decline for CNP was -88.40% (fell to 12% of peak) from peak to trough.
IPO to current
+15435.90% (155.4 times)
- IPO
- Jan 2, 1962
- $0.28
- Current
- Mar 16, 2026
- $44.14
A $1,000 investment in CNP at IPO would be worth $155,359.01 today.
Dollar amounts based on selected investment ($1,000)
Frequently asked questions
What is CenterPoint Energy (CNP) stock's all-time high and all-time low?
- CenterPoint Energy (CNP) stock's all-time low was $0.18 on Sep 12, 1974. The all-time high was $44.14 on Mar 16, 2026.
What if you invested $1,000 in CenterPoint Energy (CNP) stock at the all-time low?
- Buying CenterPoint Energy (CNP) stock at the all-time low ($0.18 on Sep 12, 1974) and selling at the peak ($44.14 on Mar 16, 2026) would have turned $1,000 into $245,878.59. Historical return: +24487.86% (245.9 times).
What are CenterPoint Energy (CNP)'s best buy and sell dates for maximum profit?
- The best buy date for CenterPoint Energy (CNP) stock was Sep 12, 1974 (all-time low at $0.18). The best sell date was Mar 16, 2026 at $44.14. This investment would have returned +24487.86% (245.9 times).
What was CenterPoint Energy (CNP) stock's maximum drawdown?
- CenterPoint Energy (CNP) stock's worst decline was -88.40% (fell to 12% of peak) from peak to trough. Peak: $12.84 on May 1, 2001. Trough: $1.49 on Jul 24, 2002. A $1,000 investment at the peak would have been worth $116.03 at the trough.
What if you bought CenterPoint Energy (CNP) stock at IPO?
- A $1,000 investment in CenterPoint Energy (CNP) stock at IPO ($0.28 on Jan 2, 1962) would be worth $155,359.01 today. Historical return: +15435.90% (155.4 times). Current stock price: $44.14 as of Mar 16, 2026.
What if you invested $1,000 in CenterPoint Energy (CNP) 5 years ago?
- A $1,000 investment in CenterPoint Energy (CNP) stock 5 years ago ($19.76 on Mar 16, 2021) would be worth $2,233.99 today. Historical return: +123.40% (2.23 times). Current stock price: $44.14 as of Mar 16, 2026.
What if you invested $1,000 in CenterPoint Energy (CNP) 10 years ago?
- A $1,000 investment in CenterPoint Energy (CNP) stock 10 years ago ($14.95 on Mar 16, 2016) would be worth $2,953.28 today. Historical return: +195.33% (2.95 times). Current stock price: $44.14 as of Mar 16, 2026.
What if you invested $1,000 in CenterPoint Energy (CNP) 20 years ago?
- A $1,000 investment in CenterPoint Energy (CNP) stock 20 years ago ($5.81 on Mar 16, 2006) would be worth $7,600.08 today. Historical return: +660.01% (7.60 times). Current stock price: $44.14 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 CNP. You can select any date between our first and most recent data point.