What is MK Time Machine?

MK Time Machine is a historical stock market simulator that lets you build portfolios using real market data from 1970 to today. Pick any date, invest virtual cash, and see how your picks would have performed against the S&P 500.

Is MK Time Machine free to use?

Yes, MK Time Machine is completely free. You get $100,000 in virtual cash to build and track historical portfolios with real market data.

What historical events can I explore?

You can explore over 10 major market events including Black Monday 1987, the Dot-Com Bubble, the 2008 Financial Crisis, the COVID Crash, and more. Each event comes with a pre-populated portfolio of 20 era-appropriate stocks.

Where does the market data come from?

Market data is sourced from Yahoo Finance, Financial Modeling Prep (FMP), FRED, and Trading Economics APIs. All prices are real historical closing prices, not simulated.

How do I pick a historical date to invest?

Choose any date from 1970 to today. Select a famous market event like Black Monday (1987) or the Dot-Com Bubble (2000), or pick any custom date to explore.

How do I build a historical stock portfolio?

Once you select a date, you can buy stocks at their actual historical prices. Start with $100,000 in virtual cash and build a portfolio of real companies that were trading on that date.

How do I see my portfolio returns over time?

After building your portfolio, advance time forward day by day, week by week, or month by month. Watch your holdings rise and fall with real historical price data and compare your performance against the S&P 500 benchmark.

Is MK Time Machine free to use?

Yes, MK Time Machine is completely free. You start with $100,000 in virtual cash and can create multiple portfolios across different historical time periods at no cost.

What data sources does MK Time Machine use?

We use real historical stock market data from trusted financial data providers. All prices, dividends, and index values reflect actual market conditions on each historical date.

Can I compare my portfolio performance to the S&P 500?

Absolutely. Every portfolio includes a built-in benchmark comparison against the S&P 500 index. You can see exactly how your stock picks performed relative to the broader market over any time period.

What historical market events can I explore?

You can explore 10 pre-built market events including Black Monday (1987), the Dot-Com Bubble (2000), the Lehman Brothers collapse (2008), the COVID crash (2020), and more. You can also pick any custom date from 1970 to today.

Real market data from 1970 to today·$100k virtual cash·10 historic scenarios

MK Time Machine

AAPL +2.4%MSFT +1.1%GOOG -0.8%AMZN +3.2%TSLA -1.5%NVDA +4.7%JPM +0.9%V +1.3%JNJ -0.4%WMT +0.7%PG +0.5%MA +1.8%AAPL +2.4%MSFT +1.1%GOOG -0.8%AMZN +3.2%TSLA -1.5%NVDA +4.7%JPM +0.9%V +1.3%JNJ -0.4%WMT +0.7%PG +0.5%MA +1.8%AAPL +2.4%MSFT +1.1%GOOG -0.8%AMZN +3.2%TSLA -1.5%NVDA +4.7%JPM +0.9%V +1.3%JNJ -0.4%WMT +0.7%PG +0.5%MA +1.8%

Oct 19 1987 · -22.6%Mar 10 2000 · PEAKSep 15 2008 · LEH $0Feb 20 2020 · -34%Oct 17 1973 · OIL EMBARGOSep 17 2001 · -7.1%Oct 19 1987 · -22.6%Mar 10 2000 · PEAKSep 15 2008 · LEH $0Feb 20 2020 · -34%Oct 17 1973 · OIL EMBARGOSep 17 2001 · -7.1%Oct 19 1987 · -22.6%Mar 10 2000 · PEAKSep 15 2008 · LEH $0Feb 20 2020 · -34%Oct 17 1973 · OIL EMBARGOSep 17 2001 · -7.1%

IBM -0.3%GE +1.2%KO +0.6%DIS -2.1%NFLX +5.3%META +2.8%INTC -1.7%AMD +3.9%BA -0.9%CAT +1.4%XOM +2.1%CVX +1.6%IBM -0.3%GE +1.2%KO +0.6%DIS -2.1%NFLX +5.3%META +2.8%INTC -1.7%AMD +3.9%BA -0.9%CAT +1.4%XOM +2.1%CVX +1.6%IBM -0.3%GE +1.2%KO +0.6%DIS -2.1%NFLX +5.3%META +2.8%INTC -1.7%AMD +3.9%BA -0.9%CAT +1.4%XOM +2.1%CVX +1.6%

S&P 500 +1.2%DJIA +0.8%NASDAQ +2.1%VIX 18.3US10Y 4.25%GOLD $2,340BTC $67,200EUR/USD 1.085S&P 500 +1.2%DJIA +0.8%NASDAQ +2.1%VIX 18.3US10Y 4.25%GOLD $2,340BTC $67,200EUR/USD 1.085S&P 500 +1.2%DJIA +0.8%NASDAQ +2.1%VIX 18.3US10Y 4.25%GOLD $2,340BTC $67,200EUR/USD 1.085

BRK.B +0.8%UNH +1.5%HD +0.3%PFE -1.2%CSCO +0.7%ADBE +2.6%CRM +1.9%ORCL +0.4%ACN +1.1%COST +0.9%BRK.B +0.8%UNH +1.5%HD +0.3%PFE -1.2%CSCO +0.7%ADBE +2.6%CRM +1.9%ORCL +0.4%ACN +1.1%COST +0.9%BRK.B +0.8%UNH +1.5%HD +0.3%PFE -1.2%CSCO +0.7%ADBE +2.6%CRM +1.9%ORCL +0.4%ACN +1.1%COST +0.9%

Historical Market Simulator

What if you invested inthe past?

Real data since 1970. Test your picks against the 1987 Crash.

$100,000Starting Cash

11 portfolios created in the last hour

Press Enter ↵ to start

Or jump to any era

Step 1 of 3

Choose Your Moment

Any date from 1970 to today

Step into the shoes of an investor at any point in history. The market data is real. The decisions are yours.

20,000+trading days available

Step 2 of 3

Build Your Portfolio

$100,000 in virtual capital

Buy and sell stocks at their actual historical prices. No hindsight bias — you only see what investors saw that day.

5,000+historical tickers

Step 3 of 3

Travel Forward

Watch history unfold

Advance through time and see how your picks performed through crashes, booms, and everything in between.

55+years of market data

Scroll to explore

Interactive CalculatorLive Yahoo Finance data

What if you invested $100K in 2000?

Starting Investment

Investment Year

1970

1980

1990

2000

2010

2020

Or pick a famous stock

S&P 500 (2000–2026)

$460K

+360% return

S&P 500 Benchmark

$460K

+348% return

Try It Now

Market Pulse

Live signals from MK Tools

Trending Insider Buys

No insider buy data available

Contrarian Signals

No contrarian signals available

Market Wisdom

""

—

Time Travel Tip

Use insider buying patterns as a signal when building your historical portfolios. Insiders who bought before major market events often had the best returns.

🕰️ Decade Explorer

Travel Through the Decades

Swipe through each era to preview its visual theme, key events, and top stocks

🛢️+17% total

1970s

Stagflation & Oil Shocks

A turbulent decade of oil embargoes, Watergate, and runaway inflation. Gold bugs thrived while stocks stagnated.

Key Events

OPEC Oil EmbargoWatergateStagflationGold Standard Ends

Top Stocks

XOMGEIBMT

Explore the 1970s

📼+227% total
1980sNeon Bull Market

Reaganomics, junk bonds, and the birth of the personal computer. Wall Street was king until Black Monday.

Key Events

Black MondayReaganomicsPC RevolutionJunk Bond Boom

Top Stocks

AAPLMSFTGEKO

💾+316% total

1990s

Dot-Com Gold Rush

The internet changed everything. AOL, Yahoo, and Amazon emerged. The NASDAQ soared to dizzying heights.

Key Events

Dot-Com BoomY2K PanicWindows 95Amazon IPO

Top Stocks

MSFTCSCOINTCDELL

🏠-24% total

2000s

Boom, Bust, Repeat

The dot-com crash, 9/11, a housing bubble, and the Great Recession. A lost decade for stocks.

Key Events

Dot-Com Crash9/11 AttacksHousing BubbleLehman Collapse

Top Stocks

GOOGAAPLAMZNGS

📱+190% total

2010s

The FAANG Decade

Social media, smartphones, and the longest bull market in history. Tech giants dominated everything.

Key Events

Bitcoin LaunchFAANG RallyTrump ElectionLongest Bull Run

Top Stocks

AAPLAMZNGOOGFB

🤖+42% so far

2020s

Pandemic & AI Revolution

COVID crashed markets, then meme stocks and crypto exploded. Now AI is reshaping everything.

Key Events

COVID CrashMeme StocksCrypto Boom/BustAI Revolution

Top Stocks

After 1 Week-5.4%

After 1 Year+18.7%

A false dawn — the real bottom came 5 months later

Click to explore this day

How It Works

Three Steps to Time Travel

Pick a Date

Choose any date from 1970 to today

Build a Portfolio

Buy stocks at actual historical prices

Watch It Grow

Travel forward and see your returns

FAQ

Frequently Asked Questions

FREE GIFT

Your Time Capsule

Curious what could have been? We thought you might find this interesting.

Featured Historical Window

The COVID Crash

February - April 2020

The fastest bear market in history, followed by a historic recovery.

Day-by-day market moves

Fed interventions

The V-shaped recovery

Time Remaining

180

hours

minutes

seconds

"We've had people tell us after the fact they wish they'd moved earlier."

Any Date Since 1970

Choose any historical date and see what stocks were trading at. Explore over 50 years of market history with real price data.

Explore

Real Market Data

Actual stock prices, economic indicators, and news from the era

Explore

Track Performance

See how your portfolio would have performed over time

Explore

NYSE Historical Archives·NASDAQ Market Data·Federal Reserve FRED·Guardian Archives·Yahoo Finance·Alpha Vantage·Polygon.io·Trading Economics·

Data Integrity

Price Data

NYSE/NASDAQ historical archives

Economic Data

Federal Reserve FRED database

News Archives

Guardian, historical APIs

Methodology

Adjusted for splits, dividends

"We don't forecast. We underwrite."

Live

3 portfolios created in the last hour

12,847portfolios

89,432trades

Live

Someone discovered DIS before it was famous

12,847portfolios

89,432trades