These 7 charts show all the ways Satya Nadella transformed Microsoft from a tech has-been to a trillion-dollar giant in 6 years

• Business Insider analyzed Microsoft's securities filings and market data since Satya Nadella took over as CEO in February 2014 to gauge his impact on the company.
• The following charts show Microsoft's performance over the years, including changes in market value, revenue, headcount, and growth in the cloud.
• The charts also chronicle Nadella's leadership, from unwinding the failed Nokia acquisition led by his predecessor to finding a bright spot in the cloud computing business.
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Satya Nadella is credited with leading a grand reinvention of Microsoft.

The central pillar is the cloud computing business - and it has propelled Microsoft into becoming one of the most valuable companies in the world.

Business Insider analyzed Microsoft's securities filings and market data since Nadella took over as CEO in February 2014 to assess his impact on the company.

The following charts chronicle Nadella's leadership over the years, from unwinding the failed Nokia acquisition led by his predecessor, writing off billions of dollars and laying off thousands of employees, to finding a bright spot in the cloud computing business and doubling down.

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