Occidental Petroleum (NYSE: OXY) has grabbed the attention of Warren Buffett's company, Berkshire Hathaway (NYSE: BRK.A)(NYSE: BRK.B). That's abundantly clear in Berkshire's buying binge of Occidental's stock.

Occidental Petroleum (OXY) is not just another oil company. It’s a heavyweight in fossil fuel production, chemicals, and carbon capture

Investors' cash holdings are at a 15-year low — according to Bank of America's global fund manager survey — while Warren Buffett's Berkshire Hathaway (BRK-B, BRK-A) holds a record high of $325 billion in cash.

Founded in 1993, The Motley Fool is a financial services company dedicated to making the world smarter, happier, and richer. The Motley Fool reaches millions of people every month through our premium investing solutions, free guidance and market analysis on Fool.com, top-rated podcasts, and non-profit The Motley Fool Foundation.

Warren Buffett's annual letter to Berkshire Hathaway is widely read by millions for its clues on his stock holdings, sensible sentiment and sage advice.

Founded in 1993, The Motley Fool is a financial services company dedicated to making the world smarter, happier, and richer. The Motley Fool reaches millions of people every month through our premium investing solutions, free guidance and market analysis on Fool.com, top-rated podcasts, and non-profit The Motley Fool Foundation.

Instead, the “Oracle of Omaha” has become a “committed” and “long-term” investor in a handful of Japanese companies.