If Alphabet shares outperform the S&P 100 Index, Pichai could receive an additional $90 million in stock grants.
The move confirms the ascendancy of Pichai, 47, as one of tech's most powerful people
The second question is whether the Alphabet structure has outlived its usefulness
Pichai took over Android business from that group's founder, Andy Rubin, managing the market leading smartphone operating system globally
Alphabet shares have underperformed relative to some peers, rising 17% in the last 12 months entering Monday, compared with a 33% gain for Microsoft and 29% for Facebook
While Google has joined other major technology companies like Apple Inc and Samsung Electronics Co Ltd in developing smartphones, it has yet to develop any wearable offerings
Whoever owns the most detailed version of up-to-the-minute maps will own an asset worth billions