What If You Invested $1,000 in Cisco (CSCO)?
Enter any amount and start date. We use historical prices to show your hypothetical return.
CSCO
Historical extremes
What if you bought at the best or worst time? Check max profit, max drawdown, and total return since IPO.
Max profit
+194,398%
(1,944 times)
- Buy
- Oct 10, 1990
- $0.05
- Sell
- Apr 22, 2026
- $89.8
Buying CSCO at the best price and selling at the peak would have turned $1,000 into $1,944,980.45.
Max drawdown
89.25%
(fell to 11% of peak)
- Peak
- Mar 27, 2000
- $51.93
- Trough
- Oct 8, 2002
- $5.58
A $1,000 investment in CSCO at the peak would have shrunk to $107.45 at the trough.
Return since IPO
+178,640%
(1,787 times)
- IPO
- Feb 16, 1990
- $0.05
- Current
- Apr 29, 2026
- $89.57
A $1,000 investment in CSCO at IPO would be worth $1,787,401.23 today.
Frequently asked questions
What is Cisco (CSCO) stock's all-time high (ATH) and all-time low (ATL)?
- Cisco (CSCO) stock's all-time low (ATL) was $0.05 on Oct 10, 1990. The all-time high (ATH) was $89.8 on Apr 22, 2026.
What if you invested $1,000 in Cisco (CSCO) stock for maximum profit?
- Buying Cisco (CSCO) stock at the best price ($0.05 on Oct 10, 1990) and selling at the peak ($89.8 on Apr 22, 2026) would have turned $1,000 into $1,944,980.45. Historical return: +194,398.04% (1,944 times).
What are Cisco (CSCO)'s best buy and sell dates for maximum profit?
- The best buy date for Cisco (CSCO) stock was Oct 10, 1990 at $0.05. The best sell date was Apr 22, 2026 at $89.8. This investment would have returned +194,398.04% (1,944 times).
What was Cisco (CSCO) stock's maximum drawdown?
- Cisco (CSCO) stock's worst decline was 89.25% (fell to 11% of peak) from peak to trough. Peak: $51.93 on Mar 27, 2000. Trough: $5.58 on Oct 8, 2002. A $1,000 investment at the peak would have been worth $107.45 at the trough.
What if you bought Cisco (CSCO) stock at IPO?
- A $1,000 investment in Cisco (CSCO) stock at IPO ($0.05 on Feb 16, 1990) would be worth $1,787,401.23 today. Historical return: +178,640.12% (1,787 times). Current stock price: $89.57 as of Apr 29, 2026.
What if you invested $1,000 in Cisco (CSCO) 5 years ago?
- A $1,000 investment in Cisco (CSCO) stock 5 years ago ($44.84 on Apr 29, 2021) would be worth $1,997.55 today. Historical return: +99.75% (1.99 times). Current stock price: $89.57 as of Apr 29, 2026.
What if you invested $1,000 in Cisco (CSCO) 10 years ago?
- A $1,000 investment in Cisco (CSCO) stock 10 years ago ($20.44 on Apr 29, 2016) would be worth $4,382.09 today. Historical return: +338.21% (4.38 times). Current stock price: $89.57 as of Apr 29, 2026.
What if you invested $1,000 in Cisco (CSCO) 20 years ago?
- A $1,000 investment in Cisco (CSCO) stock 20 years ago ($13.59 on Apr 28, 2006) would be worth $6,590.88 today. Historical return: +559.09% (6.59 times). Current stock price: $89.57 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 CSCO. You can select any date between our first and most recent data point.
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