Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Officer Hair Cara M.
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Officer Smith Mark W.
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Officer Lennox Michael
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director Robillard Donald F JR
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director ZEGLIS JOHN D
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director Petrie Thomas A.
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director MAS JOSE RAMON
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director Killinger Elizabeth R
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director Foutch Randy A
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director HELMERICH HANS
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director Cramton Kevin G.
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director Chariag Belgacem
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Director Bellinger Delaney Murchison
Helmerich & Payne | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-AllianceBernstein L.P.(0.6%)
Helmerich & Payne | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-The Vanguard Group(11.71%)
Helmerich & Payne | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-and I.R.S. Identification No.(8.30 %)
Helmerich & Payne | SC 13G: Statement of acquisition of beneficial ownership by individuals-Dimensional Fund Advisors LP(5.2%)
Helmerich & Payne | SC 13G/A: Statement of acquisition of beneficial ownership by individuals (Amendment)-BlackRock, Inc.(17.3%)
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Officer Smith Mark W.
Helmerich & Payne | 4: Statement of changes in beneficial ownership of securities-Officer LINDSAY JOHN W
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