Cliffs Natural Resources INC.
SEC CIK 764065 · CLF · last insider filing 2026-06-05
Directors (from insider filings)
| Name | Capacity as filed | Filings |
|---|---|---|
| Baldwin John T | Director | filed 2014–2026 |
| Michael Ralph S III | Director | filed 2020–2026 |
| Yocum Arlene M | Director | filed 2020–2026 |
| Cronin Jane M. | Director | filed 2025–2026 |
| Bloom Ron A. | Director | filed 2024–2026 |
| Oren Ben | Director | filed 2024–2026 |
| Camara Edilson | Director | filed 2025–2026 |
| Stoliar Gabriel | Director | filed 2014–2026 |
| Goncalves Lourenco | Director · Chairman, President & CEO | filed 2014–2026 |
| Green Susan Miranda | Director | filed 2007–2025 |
| Taylor Douglas C | Director | filed 2014–2025 |
| Miller Janet L | Director | filed 2019–2024 |
| Fisher Robert P Jr | Director | filed 2014–2024 |
| Gerber William K | Director | filed 2020–2023 |
| Harlan M ANN | Director | filed 2019–2021 |
| Rychel Eric M | Director | filed 2016–2021 |
| Siegal Michael D | Director | filed 2014–2020 |
| Rutkowski Joseph A | Director | filed 2014–2019 |
| Sawyer James S | Director | filed 2014–2016 |
| Kirsch James F | Director · Chairman | filed 2010–2014 |
| Halverson Gary B | Director · President & COO | filed 2013–2014 |
| Gluski Andres | Director | filed 2011–2013 |
| Carrabba Joseph A | Director · President & COO | filed 2006–2013 |
| Riederer Richard K | Director | filed 2006–2013 |
| Henry Janice K | Director | filed 2009–2013 |
| Cunningham Susan M | Director | filed 2006–2013 |
| Johnson Stephen Marcum | Director | filed 2013–2013 |
| Sullivan Timothy W | Director | filed 2013–2013 |
| Eldridge Barry J | Director | filed 2006–2013 |
| Gaumond Mark E. | Director | filed 2013–2013 |
| Mcallister Francis R | Director | filed 2006–2013 |
| Ross Richard Andrew | Director | filed 2011–2013 |
| Schwartz Alan G | Director | filed 2006–2012 |
| Phillips Roger | Director | filed 2006–2011 |
| Cambre Ronald C | Director | filed 2006–2010 |
| Ireland James D III | Director | filed 2006–2010 |
| Gunning David H | Director · Vice Chairman | filed 2006–2007 |
| Brinzo John S | Director · Chairman & CEO | filed 2006–2007 |
Officers (from insider filings)
| Name | Title as filed | Filings |
|---|---|---|
| Goncalves Celso L Jr | EVP, CFO | filed 2021–2026 |
| Koci Keith | EVP, Chief Financial Officer | filed 2019–2026 |
| Graham James D | VP, Chief Legal Officer & Sec | filed 2011–2026 |
| Smith Clifford T | SVP, Global Business Dev. | filed 2011–2026 |
| Floriani Kimberly A | VP, Corp Controller & CAO | filed 2020–2026 |
| Fedor Terry G. | EVP, United States Iron Ore | filed 2014–2026 |
| Forrester Traci L | EVP, Environ & Sustainability | filed 2019–2025 |
| Harapiak Maurice | EVP, Human Resources | filed 2014–2022 |
| Cebula R Christopher | VP, Corporate Controller & CAO | filed 2017–2020 |
| Mee Terrence R | SVP Global Iron Ore Sales | filed 2011–2019 |
| Flanagan Timothy K | VP, Corp Controller & CAO | filed 2012–2018 |
| Tompkins P Kelly | EVP Legal Govt. Aff.& Sustain. | filed 2010–2018 |
| Paradie Terrance M | Vice Pres.- Controller | filed 2007–2015 |
| Webb David L | SVP, Global Coal | filed 2011–2015 |
| Boor William C | Sr. Vice Pres., Bus. Devel. | filed 2007–2014 |
| Michaud James R | SVP, Human Resources | filed 2011–2014 |
| Aderhold Ronald K | SVP & Chief Info. Officer | filed 2013–2014 |
| Vetor Duke D | SVP, North Amer. Coal | filed 2007–2014 |
| Cheverine Carolyn | VP, GC & Secretary | filed 2011–2014 |
| Gallagher Donald J | Pres. N. Am. Iron, CFO, Treas. | filed 2006–2013 |
| Blake David B | SVP, Oper. N. Amer. Iron Ore | filed 2010–2013 |
| Hart William S. | VP, Global Marketing | filed 2011–2013 |
| Williams Colin Grant | VP, Asia Pacific Iron Ore | filed 2011–2013 |
| Brlas Laurie | Senior VP CFO and Treasurer | filed 2006–2013 |
| Raguz Steven M | VP, Corp. Strategy & Treasurer | filed 2010–2013 |
| Price Duncan | SVP,Managing Director Asia-Pac | filed 2009–2012 |
| Baisden Steve R. | VP, Investor Relations & Comm. | filed 2011–2012 |
| Mcfadden William Jay | VP, Global Coal & Alt. Energy | filed 2011–2012 |
| Brake William | EVP, Human & Tech. Resources | filed 2007–2012 |
| Gunning Gina K | GC, Corp Affairs & Secretary | filed 2011–2011 |
| Calfee William R | Exec. V.P. Commercial Projects | filed 2006–2011 |
| Mehan Richard R. | SVP, Pres. & CEO Cliffs Asia-P | filed 2009–2010 |
| Hawk George W Jr | General Counsel & Secretary | filed 2008–2010 |
| Leroux Robert J | Vice President- Finance | filed 2006–2008 |
| Kummer Randy L | Senior VP-Human Resources | filed 2006–2008 |
| Trethewey James A | S.V.P.- Bus. Development | filed 2006–2007 |
| Dowling Edward C | Exec. VP Operations | filed 2007–2007 |
About this record
From the SEC's insider-transaction filings (Forms 3, 4 and 5). Every reporting director and officer carries a Commission-assigned identifier (CIK), so these footprints are identifier-verified - no name matching involved. Insiders file when they transact, so dates are filing dates: "last filed" never means "served until". This layer is not yet joined to the nonprofit register - identity joins ship only after independent review.
Source: SEC Insider Transactions Data Sets (Forms 3/4/5), US Federal Government public domain.