Why Buffett has no interest in activist investing

Widely followed investor Warren Buffett said he has no interest in jumping into the activist-investing scene.

The "bulk of activism just wants a quick hit. They want the stock to go up next week," the CEO of Berkshire Hathaway said, speaking Tuesday at Fortune's Most Powerful Women summit.

A gas price sign is seen at a Phillips 66 station in Houston, Dec. 16, 2014.
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It's been a banner year for activism — the loose term for investors who swarm boards and demand change to increase shareholder returns — and investors such as Carl Icahn have won big praise for pulling off feats such as nudging Apple toward bigger buybacks. But Buffett says that's not what his company is about.

At Berkshire, "we run our company for the shareholders who are going to stay and not the ones that are going to leave," the legendary investor said.

Click here to read the full Buffett report from Fortune.