The company reduced its ownership to 3.2% by 2005.
China may reduce its ownership after the public offering so that it would hold less than 10 percent of Blackstone's shares.
Within 12 months from that date, he must reduce his ownership from the 55 percent to less than 50 percent.
Mr. Steinbrenner is also being required to reduce his ownership in the team to under 50 percent from his current 55 percent.
Standard Bank also floated 10% of its shareholding at the same time, reducing their ownership to 80%.
In May 2009 the parent company reduced its ownership in petrominerales from 76.9% to 66.8%.
This offering reduced the Government's ownership to 55.23%.
"We plan to expand the ownership base in the near future and to reduce Ford's residual ownership to a minority position," he said.
This sale represented slightly more than 5% of BP's total shares and reduced the government's ownership of the company to 46%.
Forty-three years later, the company, now known as the Cigna Corporation, is planning to reduce its ownership of the land to less than 30 acres.