The 50 and 200 EMA Crossover

The 50-day and 200-day moving averages are the most watched trend lines. When one crosses the other, traders call it a golden or death cross.

In short
  • Price above a rising 200 EMA: long-term uptrend. Below a falling one: downtrend.
  • Golden cross: 50 EMA moves above the 200 EMA. Death cross: the opposite.
  • Crossovers are slow by design: they miss the first part of a move and whipsaw in sideways markets.

EMA in one line

An exponential moving average (EMA) is an average of recent closing prices that gives more weight to the latest days, so it turns faster than a simple moving average (SMA) of the same length. The 50 EMA reflects roughly the last few months; the 200 EMA, roughly the last year.

Golden cross and death cross

When the 50 EMA rises above the 200 EMA, the short-term trend has turned up past the long-term one, a golden cross. When it falls below, a death cross. Because both are averages of past prices, the cross usually comes well after the turn in price.

Where it helps

  • As a filter: only taking long trades when price is above the 200 EMA.
  • As a description of the trend in a portfolio: the Portfolio Tracker shows each holding against its 50 and 200 EMA.
  • Across many stocks: the share of NSE stocks above their 50 and 200 EMA is the market breadth on the Market Sentiment page.

Common mistakes

  • Expecting crossovers to catch tops and bottoms. They confirm trends, late.
  • Using them in sideways markets, where they flip back and forth.
  • Comparing an EMA from one site with an SMA from another.

Common questions

What is a golden cross?

When the 50-day moving average rises above the 200-day moving average. It is read as the trend turning up, though it usually comes after prices have already risen.

EMA or SMA: which is better?

Neither is better. An EMA reacts faster and gives earlier but noisier signals; an SMA is smoother and slower.

Does the 200 EMA work for Nifty?

It is a widely used long-term trend filter. It reduces exposure in long downtrends but gives false signals in choppy markets, so it is a filter, not a forecast.