Stock Prediction Calculator

Stock Prediction Calculator & Guide – Stock Trend Forecaster body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; background-color: #f8f9fa; margin: 0; padding: 0; } .container { max-width: 1000px; margin: 20px auto; padding: 20px; background-color: #fff; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); border-radius: 8px; } header { background-color: #004a99; color: #fff; padding: 20px 0; text-align: center; margin-bottom: 20px; border-radius: 8px 8px 0 0; } header h1 { margin: 0; font-size: 2.5em; } main { padding: 0 20px; } h2, h3 { color: #004a99; margin-top: 30px; border-bottom: 2px solid #eee; padding-bottom: 5px; } .loan-calc-container { background-color: #eef5ff; padding: 30px; border-radius: 8px; margin-bottom: 30px; box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.05); } .loan-calc-container h3 { text-align: center; color: #004a99; margin-top: 0; margin-bottom: 25px; border-bottom: none; } .input-group { margin-bottom: 20px; text-align: left; } .input-group label { display: block; margin-bottom: 8px; font-weight: bold; color: #555; } .input-group input[type="number"], .input-group select { width: calc(100% – 22px); padding: 10px; border: 1px solid #ccc; border-radius: 4px; font-size: 1em; box-sizing: border-box; } .input-group small { display: block; margin-top: 5px; font-size: 0.9em; color: #777; } .error-message { color: #dc3545; font-size: 0.9em; margin-top: 5px; display: none; /* Hidden by default */ } .error-message.visible { display: block; } .button-group { text-align: center; margin-top: 30px; } button { background-color: #004a99; color: white; border: none; padding: 12px 25px; border-radius: 5px; font-size: 1.1em; cursor: pointer; margin: 0 10px; transition: background-color 0.3s ease; } button:hover { background-color: #003366; } button.reset-button { background-color: #ffc107; color: #212529; } button.reset-button:hover { background-color: #e0a800; } button.copy-button { background-color: #28a745; color: white; } button.copy-button:hover { background-color: #218838; } #results-container { background-color: #d4edda; color: #155724; padding: 25px; margin-top: 30px; border-radius: 8px; border: 1px solid #c3e6cb; text-align: center; } #results-container h3 { color: #155724; margin-top: 0; margin-bottom: 20px; font-size: 1.8em; } #primary-result { font-size: 2.5em; font-weight: bold; color: #28a745; margin-bottom: 15px; display: inline-block; background-color: #fff; padding: 10px 20px; border-radius: 5px; box-shadow: 0 0 10px rgba(40, 167, 69, 0.5); } .intermediate-results { display: flex; justify-content: space-around; flex-wrap: wrap; margin-top: 20px; gap: 15px; } .intermediate-results div { background-color: #fff; padding: 15px 20px; border-radius: 5px; text-align: center; box-shadow: 0 1px 5px rgba(0, 0, 0, 0.1); flex: 1; min-width: 150px; } .intermediate-results span { display: block; font-size: 1.8em; font-weight: bold; color: #004a99; } .intermediate-results p { margin: 0; font-size: 0.95em; color: #555; } .formula-explanation { margin-top: 20px; font-size: 0.9em; color: #666; text-align: left; } #chart-container { margin-top: 30px; text-align: center; background-color: #fff; padding: 20px; border-radius: 8px; box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05); } #chart-container caption { font-size: 1.1em; font-weight: bold; color: #004a99; margin-bottom: 15px; } #predictionChart { max-width: 100%; height: 350px; /* Fixed height for consistency */ } table { width: 100%; border-collapse: collapse; margin-top: 20px; box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05); } th, td { padding: 12px 15px; text-align: left; border-bottom: 1px solid #ddd; } th { background-color: #004a99; color: white; font-weight: bold; } tr:nth-child(even) { background-color: #f2f2f2; } tr:hover { background-color: #e8e8e8; } .article-content { margin-top: 40px; background-color: #fff; padding: 30px; border-radius: 8px; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); } .article-content p, .article-content ul, .article-content ol { margin-bottom: 15px; } .article-content ul, .article-content ol { padding-left: 25px; } .article-content li { margin-bottom: 8px; } .article-content a { color: #004a99; text-decoration: none; font-weight: bold; } .article-content a:hover { text-decoration: underline; } .article-content .highlight { background-color: #fff3cd; padding: 3px 5px; border-radius: 3px; } footer { text-align: center; margin-top: 40px; padding: 20px; font-size: 0.9em; color: #777; } .variable-table { width: 100%; margin-top: 20px; box-shadow: 0 1px 5px rgba(0, 0, 0, 0.05); } .variable-table th, .variable-table td { padding: 10px 15px; border: 1px solid #ddd; text-align: left; } .variable-table th { background-color: #004a99; color: white; } .variable-table tr:nth-child(even) { background-color: #f9f9f9; } .variable-table td:first-child { font-weight: bold; } .faq-section { margin-top: 30px; background-color: #f0f8ff; padding: 25px; border-radius: 8px; border: 1px solid #d0e0f0; } .faq-section h3 { color: #004a99; text-align: center; margin-top: 0; margin-bottom: 25px; } .faq-item { margin-bottom: 20px; border-bottom: 1px dashed #ccc; padding-bottom: 15px; } .faq-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; } .faq-item .question { font-weight: bold; color: #004a99; cursor: pointer; position: relative; padding-left: 25px; } .faq-item .question:before { content: "+"; position: absolute; left: 0; font-weight: bold; color: #004a99; } .faq-item .answer { display: none; margin-top: 10px; padding-left: 15px; color: #333; font-size: 0.95em; } .faq-item .question.active:before { content: "-"; } .faq-item .question.active + .answer { display: block; } .internal-links-section { margin-top: 30px; background-color: #fdf5e6; padding: 25px; border-radius: 8px; border: 1px solid #f8eaca; } .internal-links-section h3 { color: #004a99; text-align: center; margin-top: 0; margin-bottom: 25px; } .internal-links-section ul { list-style: none; padding: 0; text-align: center; } .internal-links-section li { margin-bottom: 15px; } .internal-links-section a { font-weight: bold; } .internal-links-section span { font-size: 0.9em; color: #555; display: block; margin-top: 5px; } .chart-legend { margin-top: 10px; font-size: 0.9em; color: #555; } .chart-legend span { display: inline-block; margin: 0 10px; } .chart-legend .color-box { display: inline-block; width: 12px; height: 12px; margin-right: 5px; vertical-align: middle; border: 1px solid #ccc; } .color-future-value { background-color: #007bff; } .color-current-value { background-color: #ffc107; } .color-projected-value { background-color: #28a745; }

Stock Prediction Calculator

Forecasting Potential Investment Growth

Stock Performance Forecaster

Enter the current market price of the stock.
Estimate the stock's average annual increase in value (e.g., 10 for 10%).
Number of years for the prediction (e.g., 5 for 5 years).
The initial amount you plan to invest in this stock.
Amount you plan to add to the investment annually.

Projected Investment Value

$0.00
$0.00

End Value

$0.00

Total Invested

$0.00

Total Gains

Formula Used: The projected future value is calculated iteratively. For each year, the previous year's value is grown by the annual rate, and then the additional annual investment is added. The total invested is the sum of initial and all additional investments. Total gains are the final value minus total invested.
Initial Investment
Projected Value Growth
Annual Projection Details
Year Starting Value ($) Growth ($) Additional Investment ($) Ending Value ($) Total Invested ($) Total Gains ($)

{primary_keyword}

A {primary_keyword} is a financial tool designed to estimate the potential future value of a stock investment based on a set of user-defined parameters. It takes into account the current stock price, expected future growth rates, the initial investment amount, and any subsequent contributions over a specified period. This stock prediction calculator acts as a hypothetical model, helping investors visualize possible outcomes and understand the impact of compounding growth and consistent investing. It's crucial to remember that any stock prediction calculator provides estimations, not guarantees, as real-world stock market performance is subject to numerous unpredictable factors.

Who Should Use a Stock Prediction Calculator?

This stock prediction calculator is beneficial for a wide range of investors:

  • New Investors: Those just starting their investment journey can use the calculator to grasp basic concepts like compound growth and to set realistic expectations for their initial investments.
  • Long-Term Investors: Individuals planning to hold stocks for many years can use a stock prediction calculator to project their portfolio's growth over time and plan for future financial goals like retirement or wealth accumulation.
  • Financial Planners: Professionals can utilize a stock prediction calculator as a tool to illustrate potential investment scenarios to clients, helping them make more informed decisions.
  • Budget-Conscious Investors: Those who plan to make regular contributions can see how consistent investing, even in smaller amounts, can significantly boost their overall returns over time, thanks to the stock prediction calculator.

Common Misconceptions About Stock Prediction

Several misconceptions surround the idea of stock prediction:

  • Guaranteed Accuracy: The most common myth is that a stock prediction calculator can predict the future with certainty. In reality, these tools rely on assumptions and historical data, which may not reflect future market conditions.
  • Focus Solely on Price: Investors sometimes believe that only the current price and growth rate matter. However, factors like dividends, market volatility, economic news, and company-specific events significantly influence stock performance.
  • Short-Term Trading Savior: While a stock prediction calculator can project long-term trends, it is generally not designed for accurately predicting short-term price fluctuations, which are highly unpredictable.
  • Replacement for Research: Relying solely on a stock prediction calculator without conducting thorough fundamental and technical analysis of a company is a risky approach.

{primary_keyword} Formula and Mathematical Explanation

The core of our stock prediction calculator operates on a year-over-year compounding formula, incorporating regular additional investments. It calculates the projected value step-by-step for each year specified.

Year-End Value Calculation

The value of the investment at the end of each year is determined by the following iterative process:

End ValueYear N = (End ValueYear N-1 + Additional InvestmentYear N) * (1 + Annual Growth Rate)

For the first year (Year 1), the formula is:

End ValueYear 1 = (Starting Investment + Additional InvestmentYear 1) * (1 + Annual Growth Rate)

Total Invested Calculation

The total amount of money invested over the period is the sum of the initial investment and all subsequent annual investments.

Total Invested = Starting Investment + (Additional Investment Per Year * Years to Project)

Total Gains Calculation

The total profit or gains made from the investment is the difference between the final projected value and the total amount invested.

Total Gains = Final Projected Value – Total Invested

Variable Explanations

Understanding the variables used in the stock prediction calculator is key to interpreting the results accurately:

Variable Meaning Unit Typical Range
Current Stock Price The current market price per share of the stock. Dollars ($) Positive value (e.g., $1 – $1000+)
Expected Annual Growth Rate The anticipated average percentage increase in the stock's value each year. This is a crucial assumption based on historical performance and future outlook. Percentage (%) -10% to +30% (highly variable, historical averages often 7-10%)
Years to Project The duration for which the future value is being forecasted. Years 1 – 30+ years
Initial Investment Amount The principal amount initially invested in the stock. Dollars ($) $100 – $1,000,000+
Additional Investment Per Year The amount of money added to the investment on an annual basis. Assumed to be constant for simplicity in this stock prediction calculator. Dollars ($) $0 – $10,000+
Starting Value The value of the investment at the beginning of a given year. For Year 1, it's the Initial Investment Amount. For subsequent years, it's the previous year's Ending Value. Dollars ($) Dynamic
Growth The increase in value during the year due to the annual growth rate. Calculated as Starting Value * Annual Growth Rate. Dollars ($) Dynamic
Ending Value The total projected value of the investment at the end of the year, after growth and adding any new investments for that year. Dollars ($) Dynamic
Total Invested The cumulative sum of all money put into the investment over the projection period. Dollars ($) Dynamic
Total Gains The net profit earned on the investment by the end of the projection period. Dollars ($) Dynamic

Practical Examples (Real-World Use Cases)

Let's explore how this stock prediction calculator can be applied:

Example 1: Long-Term Growth Stock

Sarah is interested in a well-established tech company. She believes it has strong potential for steady growth. She uses the stock prediction calculator to model her investment.

  • Current Stock Price: $150
  • Expected Annual Growth Rate: 12%
  • Years to Project: 15
  • Initial Investment Amount: $5,000
  • Additional Investment Per Year: $1,000

Calculation Insights: The calculator projects that Sarah's initial $5,000 investment, combined with $1,000 added annually for 15 years, could grow to approximately $54,918. Her total invested amount would be $20,000 ($5,000 initial + $1,000 x 15 years), resulting in potential gains of $34,918. This scenario highlights the power of compounding growth and consistent contributions over a long horizon.

Example 2: Moderate Growth with Regular Contributions

John is investing in a blue-chip company with a history of stable, moderate growth. He plans to invest a smaller amount regularly.

  • Current Stock Price: $80
  • Expected Annual Growth Rate: 8%
  • Years to Project: 10
  • Initial Investment Amount: $1,000
  • Additional Investment Per Year: $300

Calculation Insights: Using the stock prediction calculator, John sees that his $1,000 initial investment, plus $300 per year for 10 years, could potentially grow to around $6,233. The total invested amount would be $4,000 ($1,000 initial + $300 x 10 years), yielding potential gains of $2,233. This example shows how consistent, smaller investments can build wealth steadily over time, even with modest growth rates.

How to Use This Stock Prediction Calculator

Using our stock prediction calculator is straightforward. Follow these steps to get your projected investment growth:

  1. Enter Current Stock Price: Input the current trading price of the stock you are interested in.
  2. Input Expected Annual Growth Rate: Provide your best estimate for the stock's average annual percentage increase. This is a critical assumption; use historical data and analyst reports cautiously.
  3. Specify Years to Project: Enter the number of years you wish to forecast the investment's performance.
  4. Enter Initial Investment Amount: Input the lump sum you plan to invest initially.
  5. Enter Additional Investment Per Year: Specify the amount you intend to invest annually on top of your initial investment.
  6. Calculate Projection: Click the "Calculate Projection" button.

How to Read Results

The calculator will display:

  • Primary Highlighted Result (End Value): This is the most prominent figure, showing the estimated total value of your investment at the end of the projection period.
  • Total Invested: The sum of your initial investment and all additional contributions made over the years.
  • Total Gains: The difference between the End Value and Total Invested, representing your potential profit.
  • Annual Details Table: A breakdown year by year, showing how the investment grows, including starting value, growth, additional investments, and ending value for each year.
  • Dynamic Chart: A visual representation of the projected growth trajectory over the specified years.

Decision-Making Guidance

Use the results from this stock prediction calculator as a guide, not a definitive forecast. Consider:

  • Compare Scenarios: Adjust the growth rate or investment amounts to see how different assumptions impact potential returns.
  • Risk Assessment: Higher growth rate assumptions often come with higher risk. Ensure your expectations align with the stock's risk profile.
  • Investment Strategy: The calculator can help determine if a stock aligns with your long-term financial goals and risk tolerance. A solid understanding of market dynamics is crucial.
  • Diversification: Remember that diversification across different assets is key to managing investment risk. Don't rely on a single stock prediction.

Key Factors That Affect Stock Prediction Calculator Results

While our stock prediction calculator provides a valuable estimate, several real-world factors can significantly influence actual stock performance:

  1. Market Volatility: Stock markets are inherently volatile. Unexpected economic events, geopolitical tensions, or shifts in investor sentiment can cause prices to fluctuate dramatically, deviating from the assumed steady growth rate.
  2. Economic Conditions: Broader economic factors like inflation rates, interest rate changes, GDP growth, and unemployment figures directly impact corporate profitability and, consequently, stock prices. A recession, for instance, could drastically reduce growth rates.
  3. Company Performance & Fundamentals: The actual success of a company—its earnings reports, product innovation, management quality, competitive landscape, and debt levels—is the primary driver of its stock price. Our stock prediction calculator relies on a generalized growth rate, not specific company analysis.
  4. Interest Rates: Changes in interest rates affect the cost of borrowing for companies and the attractiveness of alternative investments like bonds. Higher rates can sometimes dampen stock market enthusiasm.
  5. Inflation: High inflation can erode purchasing power and corporate profits, potentially leading to lower stock valuations. It also influences interest rate policies, creating a ripple effect.
  6. Dividends: Some stocks pay dividends, which are distributions of profits to shareholders. These are not always factored into simple growth rate projections but contribute significantly to total return. Our stock prediction calculator focuses on capital appreciation.
  7. Fees and Taxes: Investment-related fees (brokerage commissions, management fees) and taxes on capital gains or dividends reduce the net return. These are often excluded from basic calculators to simplify the projection.

Frequently Asked Questions (FAQ)

Is a stock prediction calculator foolproof?
No. A stock prediction calculator is a tool based on assumptions and historical data. It cannot account for unforeseen future events, market sentiment shifts, or specific company news that could impact stock prices. It provides an educated estimate, not a certainty.
What is the most important input for a stock prediction calculator?
The "Expected Annual Growth Rate" is arguably the most critical and subjective input. A small change in this percentage can lead to significant differences in projected outcomes over time. It's vital to base this estimate on thorough research and realistic expectations.
Can I use this calculator for short-term stock predictions?
This stock prediction calculator is primarily designed for long-term projections (years). Short-term stock price movements are highly volatile and influenced by numerous unpredictable factors, making them very difficult to forecast accurately with such a tool.
Does the calculator account for stock splits or dividends?
This specific stock prediction calculator assumes a constant annual growth rate and does not explicitly model stock splits or dividend reinvestment. While dividends contribute to total return, they are not directly calculated here. The growth rate should ideally reflect the total expected return, including capital appreciation and reinvested dividends if applicable.
How do I input my investments if I buy stocks at different prices over time?
This calculator simplifies this by assuming a consistent "Additional Investment Per Year." For more complex strategies involving varied purchase prices or amounts, you would need a more advanced portfolio tracking or simulation tool. However, the annual contribution provides a good approximation for regular investment plans.
What does "Total Invested" mean in the results?
"Total Invested" represents the sum of all the money you've put into the investment over the projected period. It includes your initial lump sum plus all the additional annual investments you specified. It helps you see the principal amount versus the generated profits.
Should I base my growth rate on past performance alone?
Past performance is a useful data point but should not be the sole basis for future growth rate assumptions. Consider the company's future prospects, industry trends, economic outlook, and competitive environment. Overly optimistic projections based solely on historical highs can be misleading.
How does this tool differ from a stock market simulator?
A stock prediction calculator typically uses fixed inputs and a defined formula to project potential outcomes. A stock market simulator often mimics real-time trading, incorporates more variables (like market fluctuations, news events), and allows for interactive testing of different trading strategies. This tool offers a streamlined projection based on your core assumptions.

© 2023 Stock Trend Forecaster. All rights reserved.

var chartInstance = null; // To hold the chart instance function validateInput(id, minValue, maxValue, errorId, fieldName) { var inputElement = document.getElementById(id); var errorElement = document.getElementById(errorId); var value = parseFloat(inputElement.value); if (isNaN(value)) { errorElement.textContent = fieldName + " cannot be empty."; errorElement.classList.add('visible'); return false; } if (value maxValue) { errorElement.textContent = fieldName + " cannot be greater than " + maxValue + "."; errorElement.classList.add('visible'); return false; } errorElement.textContent = ""; errorElement.classList.remove('visible'); return true; } function calculateStockPrediction() { // Clear previous errors var errorElements = document.querySelectorAll('.error-message'); for (var i = 0; i < errorElements.length; i++) { errorElements[i].textContent = ""; errorElements[i].classList.remove('visible'); } // Get input values var currentPrice = parseFloat(document.getElementById("currentPrice").value); var annualGrowthRatePercent = parseFloat(document.getElementById("annualGrowthRate").value); var yearsToProject = parseInt(document.getElementById("yearsToProject").value); var startingInvestment = parseFloat(document.getElementById("startingInvestment").value); var additionalInvestmentPerYear = parseFloat(document.getElementById("additionalInvestmentPerYear").value); // Validate inputs var isValid = true; if (!validateInput("currentPrice", 0.01, 1000000, "currentPriceError", "Current Stock Price")) isValid = false; if (!validateInput("annualGrowthRate", -50, 50, "annualGrowthRateError", "Annual Growth Rate")) isValid = false; // Allow negative growth, but within reason if (!validateInput("yearsToProject", 1, 50, "yearsToProjectError", "Years to Project")) isValid = false; if (!validateInput("startingInvestment", 0, 10000000, "startingInvestmentError", "Initial Investment Amount")) isValid = false; if (!validateInput("additionalInvestmentPerYear", 0, 1000000, "additionalInvestmentPerYearError", "Additional Investment Per Year")) isValid = false; if (!isValid) { document.getElementById("primary-result").textContent = "$0.00"; document.getElementById("finalProjectedValue").textContent = "$0.00"; document.getElementById("totalInvested").textContent = "$0.00"; document.getElementById("totalGains").textContent = "$0.00"; document.getElementById("dataTableBody").innerHTML = ""; // Clear table updateChart([], []); // Clear chart return; } var annualGrowthRate = annualGrowthRatePercent / 100; // Convert percentage to decimal var years = []; var projectedValues = []; var totalInvestedCumulative = startingInvestment; var currentYearValue = startingInvestment; var totalInvestedAmount = startingInvestment; // Initialize table and chart data var tableData = []; var chartDataCurrent = []; // Data for initial investment line var chartDataProjected = []; // Data for projected value line // Add initial investment to chart data chartDataCurrent.push({ x: 0, y: startingInvestment }); chartDataProjected.push({ x: 0, y: startingInvestment }); for (var year = 1; year <= yearsToProject; year++) { var startValue = currentYearValue; var growthAmount = startValue * annualGrowthRate; currentYearValue = startValue + growthAmount + additionalInvestmentPerYear; totalInvestedAmount += additionalInvestmentPerYear; var gains = currentYearValue – totalInvestedAmount; // Add data for table and chart tableData.push({ year: year, startValue: startValue.toFixed(2), growth: growthAmount.toFixed(2), additional: additionalInvestmentPerYear.toFixed(2), endValue: currentYearValue.toFixed(2), totalInvested: totalInvestedAmount.toFixed(2), gains: gains.toFixed(2) }); chartDataCurrent.push({ x: year, y: totalInvestedAmount }); // Track total invested chartDataProjected.push({ x: year, y: currentYearValue }); // Track projected value // Update variables for next iteration startValue = currentYearValue; } var finalProjectedValue = currentYearValue; var totalInvestedFinal = totalInvestedAmount; var totalGains = finalProjectedValue – totalInvestedFinal; // Display results document.getElementById("primary-result").textContent = "$" + finalProjectedValue.toFixed(2); document.getElementById("finalProjectedValue").textContent = "$" + finalProjectedValue.toFixed(2); document.getElementById("totalInvested").textContent = "$" + totalInvestedFinal.toFixed(2); document.getElementById("totalGains").textContent = "$" + totalGains.toFixed(2); // Populate table var tableBody = document.getElementById("dataTableBody"); tableBody.innerHTML = ""; // Clear existing rows for (var i = 0; i < tableData.length; i++) { var row = tableBody.insertRow(); row.insertCell(0).textContent = tableData[i].year; row.insertCell(1).textContent = "$" + tableData[i].startValue; row.insertCell(2).textContent = "$" + tableData[i].growth; row.insertCell(3).textContent = "$" + tableData[i].additional; row.insertCell(4).textContent = "$" + tableData[i].endValue; row.insertCell(5).textContent = "$" + tableData[i].totalInvested; row.insertCell(6).textContent = "$" + tableData[i].gains; } // Update chart updateChart(chartDataCurrent, chartDataProjected); } function updateChart(dataCurrent, dataProjected) { var ctx = document.getElementById('predictionChart').getContext('2d'); // Destroy previous chart instance if it exists if (chartInstance) { chartInstance.destroy(); } chartInstance = new Chart(ctx, { type: 'line', data: { datasets: [ { label: 'Total Invested', data: dataCurrent, borderColor: '#ffc107', // Yellow for initial/total invested backgroundColor: '#ffc107', fill: false, tension: 0.1, pointRadius: 3, pointHoverRadius: 5 }, { label: 'Projected Value', data: dataProjected, borderColor: '#28a745', // Green for projected value backgroundColor: '#28a745', fill: false, tension: 0.1, pointRadius: 3, pointHoverRadius: 5 } ] }, options: { responsive: true, maintainAspectRatio: false, scales: { x: { type: 'linear', // Use linear scale for year position: 'bottom', title: { display: true, text: 'Year' }, ticks: { stepSize: 1 // Ensure ticks are for each year } }, y: { title: { display: true, text: 'Amount ($)' }, beginAtZero: true } }, plugins: { tooltip: { callbacks: { label: function(context) { var label = context.dataset.label || ''; if (label) { label += ': '; } if (context.parsed.y !== null) { label += new Intl.NumberFormat('en-US', { style: 'currency', currency: 'USD' }).format(context.parsed.y); } return label; } } } } } }); } function copyResults() { var primaryResult = document.getElementById("primary-result").textContent; var finalProjectedValue = document.getElementById("finalProjectedValue").textContent; var totalInvested = document.getElementById("totalInvested").textContent; var totalGains = document.getElementById("totalGains").textContent; var currentPrice = document.getElementById("currentPrice").value; var annualGrowthRate = document.getElementById("annualGrowthRate").value; var yearsToProject = document.getElementById("yearsToProject").value; var startingInvestment = document.getElementById("startingInvestment").value; var additionalInvestmentPerYear = document.getElementById("additionalInvestmentPerYear").value; var tableRows = document.getElementById("dataTableBody").getElementsByTagName("tr"); var tableContent = "Year\tStarting Value\tGrowth\tAdditional Investment\tEnding Value\tTotal Invested\tTotal Gains\n"; for (var i = 0; i < tableRows.length; i++) { var cells = tableRows[i].getElementsByTagName("td"); for (var j = 0; j < cells.length; j++) { tableContent += cells[j].textContent + (j < cells.length – 1 ? "\t" : ""); } tableContent += "\n"; } var textToCopy = "— Stock Prediction Results —\n\n"; textToCopy += "Projected End Value: " + primaryResult + "\n"; textToCopy += "Total Invested: " + totalInvested + "\n"; textToCopy += "Total Gains: " + totalGains + "\n\n"; textToCopy += "— Key Assumptions —\n"; textToCopy += "Current Stock Price: $" + currentPrice + "\n"; textToCopy += "Expected Annual Growth Rate: " + annualGrowthRate + "%\n"; textToCopy += "Years to Project: " + yearsToProject + "\n"; textToCopy += "Initial Investment Amount: $" + startingInvestment + "\n"; textToCopy += "Additional Investment Per Year: $" + additionalInvestmentPerYear + "\n\n"; textToCopy += "— Annual Projection Details —\n" + tableContent; // Use a temporary textarea to copy text var textArea = document.createElement("textarea"); textArea.value = textToCopy; textArea.style.position = "fixed"; // Avoid scrolling to bottom textArea.style.left = "-9999px"; document.body.appendChild(textArea); textArea.focus(); textArea.select(); try { var successful = document.execCommand('copy'); var msg = successful ? 'Results copied successfully!' : 'Failed to copy results.'; // Optionally show a temporary message to the user console.log(msg); } catch (err) { console.error('Unable to copy results.', err); } document.body.removeChild(textArea); } function resetCalculator() { document.getElementById("currentPrice").value = "100"; document.getElementById("annualGrowthRate").value = "10"; document.getElementById("yearsToProject").value = "5"; document.getElementById("startingInvestment").value = "1000"; document.getElementById("additionalInvestmentPerYear").value = "500"; // Trigger calculation after reset calculateStockPrediction(); } // Initialize the calculator on page load document.addEventListener('DOMContentLoaded', function() { // Dynamically load Chart.js if it's not already available if (typeof Chart === 'undefined') { var script = document.createElement('script'); script.src = 'https://cdn.jsdelivr.net/npm/chart.js@3.7.0/dist/chart.min.js'; // Use a specific version script.onload = function() { calculateStockPrediction(); // Calculate after chart library is loaded }; script.onerror = function() { alert('Failed to load charting library. Please check your internet connection.'); }; document.head.appendChild(script); } else { calculateStockPrediction(); // Calculate immediately if Chart.js is already loaded } // FAQ toggles var questions = document.querySelectorAll('.faq-item .question'); for (var i = 0; i < questions.length; i++) { questions[i].addEventListener('click', function() { this.classList.toggle('active'); var answer = this.nextElementSibling; // No need to explicitly set display: block/none here if CSS handles it with .active class }); } });

Leave a Comment