What is an investment fund in the sentence: 'Buffet went to work for Graham's investment fund"?

Question

What is an investment fund in the sentence: 'Buffet went to work for Graham's investment fund"?

Answer 1

But you can still enjoy the great investment philosophy and returns through Mr. Buffett's investment vehicle, Berkshire Hathaway.

BRKa $134650.00/share

BRKb $4498.00/share

Answer 2

Graham has a "partnership" which employed Buffett for 2 years.

    * Benjamin Graham offered Buffett a job at his partnership with a starting salary of $12,000 a year. Here, he worked closely with Walter Schloss.

    

1956: (26 years old)

    * Benjamin Graham retired and folded up his partnership.