80M shares(7% ) were bought back last quarter, another 200M to be bought back this year.
Yahoo total shares will drop to 800M - 900M by the end of the year.
Alibaba IPO and Yahoo Japan will bring in another $20B cash to fully support Yahoo share buy back in the next three years.
200 million shares will probably cost them $4.5 billion. They are going to buy back that much. Maybe the'll spend another $1.5 billion to buy shares taking them down to 1.05 billion shares.