[tim333]

Probably not huge losses. The author here estimates he was up 5%. The shares fell but paid dividends. https://www.gurufocus.com/news/651725/how-much-did-warren-bu...

[dmoy]

A 5% gain including dividends from 2011-2017 is a pretty bad showing. The market literally doubled on average in that timeframe.

[gowld]

BRK.A has more than doubled in that time frame, so as an overall portfolio strategy, they are doing well.

[megablast]

That doesn't mean they haven't made bad plays, and we can't talk about one of them. This was one. Lets not pretend it wasn't.

[valuearb]

If IBM is his biggest mistake, it’s a other testament to his skill.

[tim333]

He did worse with Tesco https://www.theguardian.com/business/2015/mar/01/warren-buff...

[valuearb]

“Berkshire’s after-tax loss from this investment was ... one-fifth of 1% of Berkshire’s net worth