Calix (CALX Quick QuoteCALX - Free Report) reached a significant support level, and could be a good pick for investors from a technical perspective. Recently, CALX broke through the 20-day moving average, which suggests a short-term bullish trend.

A well-liked tool among traders, the 20-day simple moving average offers a look back at a stock's price over a 20-day period. This is very beneficial to short-term traders, as it smooths out short-term price trends and gives more trend reversal signals than longer-term moving averages.

Like other SMAs, if a stock's price is moving above the 20-day, the trend is considered positive. When the price falls below the moving average, it can signal a downward trend.

CALX has rallied 5.8% over the past four weeks, and the company is a Zacks Rank #3 (Hold) at the moment. This combination suggests CALX could be on the verge of another move higher.

Looking at CALX's earnings estimate revisions, investors will be even more convinced of the bullish uptrend. There have been 3 revisions higher for the current fiscal year compared to none lower, and the consensus estimate has moved up as well.

With a winning combination of earnings estimate revisions and hitting a key technical level, investors should keep their eye on CALX for more gains in the near future.