warren buffetts berkshire hathaway inc brk brk has once again hiked its stake in occidental petroleum corporation oxy that takes its purchases of the stock this month to over a billion dollars what happened berkshire bought over 366 million shares in the company between march 23 and 27 sec filings show the purchase was done at a price ranging between 5828 and 5962 that takes the total purchase cost to over 216 million see also how to invest in startups berkshire paid about 46668 million for 79 million occidental shares between march 13 and 15 the company paid 35451 million for 58 million occidental shares between march 3 and 7 as a result the total share purchase in march now amounts to 1037 billion berkshires stake in occidental now stands at 236 according to a reuters report buffett’s company had commenced buying large quantities of occidental shares just over one year ago when russia invaded ukraine occidental shares have gained over 5 in last one year ownership in august berkshire had received the us federal energy regulatory commission nod to buy up to 50 of occidental’s common stock the reuters report said the company owns 10 billion of occidental preferred stock with an 8 dividend and warrants to buy another 5 billion of common shares at 5962 each berkshire is occidental’s largest shareholder now and some analysts and investors have projected it might eventually purchase the houstonbased company the report said read next tesla carnival first citizens pinterest pvh corp why these 5 stocks are drawing investors’ attention today