Key Takeaways Steel Dynamics acquired the remaining 55% of New Process Steel to take full ownership. The move expands STLD's value-added manufacturing capabilities. New Process Steel's role as a major flat-rolled customer makes the integration synergistic. Steel Dynamics, Inc. (STLD) announced that it has completed the acquisition of the remaining 55% ownership interest in New Process Steel, bringing its total stake to 100%. The transaction follows the company’s earlier purchase of a 45% minority interest i ...