Berkshire Hathaway's Visa, Occidental Petroleum, and Nu Holdings recommended for investment in October.

The article highlights three stocks from Warren Buffett's Berkshire Hathaway that may be worth investing in this October. They include Visa, valued at $2.3 billion, which is expanding its digital payment services; Occidental Petroleum, valued at $13 billion, known for its strong management and ongoing demand for fossil fuels; and Nu Holdings, a Brazilian digital banking platform with promising growth potential. Investors are encouraged to consider these options.