Although we don't believe in timing the market or panicking over market movements, we do like to keep an eye on big changes -- just in case they're material to our investing thesis.

What: Shares of HEICO Corporation (NYSE:HEI) jumped as much as 12% today after beating estimates in its earnings report, and raising its guidance.

So what: The aerospace manufacturer delivered a 24% increase in net income, good for an EPS of $0.44, or $0.04 above the analyst consensus. Revenues grew 10%, to $237.7 million, cruising past estimates at $229.2 million. CEO Laurans Mendelson credited the strong quarter on "organic growth and the successful integration of our fiscal 2012 acquisitions."  Heico also posted guidance above estimates

Now what: The strong results for the FAA-approved aerospace supplier came in spite of recent government cutbacks from sequestration, demonstrating Heico's strength going forward. With a P/E of 30 the price looks a little high, but Heico seems well positioned for stable earnings and revenue growth.

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Fool contributor Jeremy Bowman has no position in any stocks mentioned. The Motley Fool recommends Heico. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.