Howmet Aerospace Inc $5,692,882 United States Steel Corp $15,649,024 RTI International Metals Inc $0 Harsco Corp $21,753 ITT Corporation $997,132 Howmet Aerospace Inc $5,692,882 United States Steel Corp $15,649,024 RTI International Metals Inc $0 Harsco Corp $21,753 ITT Corporation $997,132