Hints and tips:
...The US company, which makes drywall and ceiling panels, publicly spurned a $42-a-share offer from privately held Knauf in March. USG chairman Steven Leer had called that offer “wholly inadequate”....
...Berkshire passed the reporting threshold amount at USG, a $4bn construction supplier whose main product is drywall, when it converted debt holdings into equity on December 9 2013....
...Berkshire passed the reporting threshold amount at USG, a $4bn construction supplier whose main product is drywall, or plasterboard, when it converted debt holdings into equity on December 9 2013....
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