{"entity":{"type":"insider","cik":"0001417649","url":"/insider/0001417649","json_url":"/insider/0001417649.json","name":"Vetor Duke D","name_source":"as-filed","also_issuer":false,"cross_url":null},"coverage_statement":{"n_transactions":18,"n_filings":6,"first":"2010-03-15","last":"2011-09-19","span_basis":"filed_date"},"name_variants":[{"name":"Vetor Duke D","source":"filing","n_filings":6,"first_seen":"2010-03-15","last_seen":"2011-09-19"}],"transactions":[{"id":8872989,"accession":"0001209191-11-048354","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-11-048354","line_url":"/filing/0001209191-11-048354#line-1","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":3800.0,"shares_display":"3,800","price_per_share":79.2462,"price_display":"79.25","price_state":"stated","total_value":301135.56,"total_display":"301,135.56","shares_owned_after":8263.0,"shares_owned_after_display":"8,263","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-09-15","filed_date":"2011-09-19","scope":"insider"},{"id":8887343,"accession":"0001209191-11-034894","txn_seq":10,"anchor":"line-10","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-10","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1000.0,"shares_display":"1,000","price_per_share":85.31,"price_display":"85.31","price_state":"stated","total_value":85310.0,"total_display":"85,310.00","shares_owned_after":16463.0,"shares_owned_after_display":"16,463","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887341,"accession":"0001209191-11-034894","txn_seq":9,"anchor":"line-9","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-9","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":800.0,"shares_display":"800","price_per_share":85.3,"price_display":"85.30","price_state":"stated","total_value":68240.0,"total_display":"68,240.00","shares_owned_after":17463.0,"shares_owned_after_display":"17,463","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887339,"accession":"0001209191-11-034894","txn_seq":8,"anchor":"line-8","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-8","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":600.0,"shares_display":"600","price_per_share":85.25,"price_display":"85.25","price_state":"stated","total_value":51150.0,"total_display":"51,150.00","shares_owned_after":19263.0,"shares_owned_after_display":"19,263","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887337,"accession":"0001209191-11-034894","txn_seq":7,"anchor":"line-7","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-7","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":400.0,"shares_display":"400","price_per_share":85.32,"price_display":"85.32","price_state":"stated","total_value":34128.0,"total_display":"34,128.00","shares_owned_after":16063.0,"shares_owned_after_display":"16,063","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887335,"accession":"0001209191-11-034894","txn_seq":6,"anchor":"line-6","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-6","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":300.0,"shares_display":"300","price_per_share":85.29,"price_display":"85.29","price_state":"stated","total_value":25587.0,"total_display":"25,587.00","shares_owned_after":18263.0,"shares_owned_after_display":"18,263","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887333,"accession":"0001209191-11-034894","txn_seq":5,"anchor":"line-5","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-5","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":300.0,"shares_display":"300","price_per_share":85.27,"price_display":"85.27","price_state":"stated","total_value":25581.0,"total_display":"25,581.00","shares_owned_after":18763.0,"shares_owned_after_display":"18,763","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887331,"accession":"0001209191-11-034894","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-4","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":200.0,"shares_display":"200","price_per_share":85.28,"price_display":"85.28","price_state":"stated","total_value":17056.0,"total_display":"17,056.00","shares_owned_after":18563.0,"shares_owned_after_display":"18,563","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887329,"accession":"0001209191-11-034894","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-3","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":200.0,"shares_display":"200","price_per_share":85.26,"price_display":"85.26","price_state":"stated","total_value":17052.0,"total_display":"17,052.00","shares_owned_after":19063.0,"shares_owned_after_display":"19,063","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887327,"accession":"0001209191-11-034894","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-2","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":85.35,"price_display":"85.35","price_state":"stated","total_value":8535.0,"total_display":"8,535.00","shares_owned_after":15863.0,"shares_owned_after_display":"15,863","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":8887325,"accession":"0001209191-11-034894","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-11-034894","line_url":"/filing/0001209191-11-034894#line-1","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP, North Amer. Coal)","officer_title":"SVP, North Amer. Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":85.33,"price_display":"85.33","price_state":"stated","total_value":8533.0,"total_display":"8,533.00","shares_owned_after":15963.0,"shares_owned_after_display":"15,963","ownership_form":"D","is_10b5_1":null,"transaction_date":"2011-06-15","filed_date":"2011-06-16","scope":"insider"},{"id":7631298,"accession":"0001209191-10-059793","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-10-059793","line_url":"/filing/0001209191-10-059793#line-1","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP - N. American Coal)","officer_title":"SVP - N. American Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":600.0,"shares_display":"600","price_per_share":74.22,"price_display":"74.22","price_state":"stated","total_value":44532.0,"total_display":"44,532.00","shares_owned_after":20703.0,"shares_owned_after_display":"20,703","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-12-10","filed_date":"2010-12-13","scope":"insider"},{"id":7613568,"accession":"0001209191-10-053668","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-10-053668","line_url":"/filing/0001209191-10-053668#line-1","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP - N. American Coal)","officer_title":"SVP - N. American Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":1000.0,"shares_display":"1,000","price_per_share":70.65,"price_display":"70.65","price_state":"stated","total_value":70650.0,"total_display":"70,650.00","shares_owned_after":21303.0,"shares_owned_after_display":"21,303","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-11-08","filed_date":"2010-11-08","scope":"insider"},{"id":7755118,"accession":"0001209191-10-044702","txn_seq":4,"anchor":"line-4","filing_url":"/filing/0001209191-10-044702","line_url":"/filing/0001209191-10-044702#line-4","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP - N. American Coal)","officer_title":"SVP - N. American Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":500.0,"shares_display":"500","price_per_share":64.45,"price_display":"64.45","price_state":"stated","total_value":32225.0,"total_display":"32,225.00","shares_owned_after":22303.0,"shares_owned_after_display":"22,303","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-09-01","filed_date":"2010-09-01","scope":"insider"},{"id":7755116,"accession":"0001209191-10-044702","txn_seq":3,"anchor":"line-3","filing_url":"/filing/0001209191-10-044702","line_url":"/filing/0001209191-10-044702#line-3","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP - N. American Coal)","officer_title":"SVP - N. American Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":300.0,"shares_display":"300","price_per_share":64.48,"price_display":"64.48","price_state":"stated","total_value":19344.0,"total_display":"19,344.00","shares_owned_after":23003.0,"shares_owned_after_display":"23,003","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-09-01","filed_date":"2010-09-01","scope":"insider"},{"id":7755113,"accession":"0001209191-10-044702","txn_seq":2,"anchor":"line-2","filing_url":"/filing/0001209191-10-044702","line_url":"/filing/0001209191-10-044702#line-2","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP - N. American Coal)","officer_title":"SVP - N. American Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":64.47,"price_display":"64.47","price_state":"stated","total_value":6447.0,"total_display":"6,447.00","shares_owned_after":22903.0,"shares_owned_after_display":"22,903","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-09-01","filed_date":"2010-09-01","scope":"insider"},{"id":7755110,"accession":"0001209191-10-044702","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-10-044702","line_url":"/filing/0001209191-10-044702#line-1","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP - N. American Coal)","officer_title":"SVP - N. American Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":100.0,"shares_display":"100","price_per_share":64.46,"price_display":"64.46","price_state":"stated","total_value":6446.0,"total_display":"6,446.00","shares_owned_after":22803.0,"shares_owned_after_display":"22,803","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-09-01","filed_date":"2010-09-01","scope":"insider"},{"id":7573586,"accession":"0001209191-10-016850","txn_seq":1,"anchor":"line-1","filing_url":"/filing/0001209191-10-016850","line_url":"/filing/0001209191-10-016850#line-1","is_derivative":false,"issuer_cik":"0000764065","issuer_name":"CLIFFS NATURAL RESOURCES INC.","issuer_ticker":"CLF","issuer_name_source":null,"issuer_url":"/issuer/0000764065","owner_cik":"0001417649","owner_name":"Vetor Duke D","owner_url":"/insider/0001417649","role":"Officer (SVP - N. American Coal)","officer_title":"SVP - N. American Coal","security_title":"Common Stock","transaction_code":"S","transaction_label":"Open-market sale","open_market":true,"acquired_disposed":"D","direction_word":"disposed","shares":6200.0,"shares_display":"6,200","price_per_share":63.2281,"price_display":"63.23","price_state":"stated","total_value":392014.22,"total_display":"392,014.22","shares_owned_after":23303.0,"shares_owned_after_display":"23,303","ownership_form":"D","is_10b5_1":null,"transaction_date":"2010-03-12","filed_date":"2010-03-15","scope":"insider"}],"next_cursor":null,"ledger_fault":false,"count":{"value":18,"kind":"exact"},"open_market_only":false,"composition":{"kind":"exact","rows":[{"code":"P","label":"Open-market purchase","n":0,"open_market":true},{"code":"S","label":"Open-market sale","n":18,"open_market":true},{"code":"M","label":"Option exercise","n":0,"open_market":false},{"code":"A","label":"Grant or award","n":0,"open_market":false},{"code":"F","label":"Tax withholding","n":0,"open_market":false},{"code":"D","label":"Disposition to the issuer","n":0,"open_market":false},{"code":"X","label":"In-the-money option exercise","n":0,"open_market":false}],"total":18},"affiliations":[{"type":"issuer","type_label":"ISSUER","cik":"0000764065","name":"CLIFFS NATURAL RESOURCES INC.","url":"/issuer/0000764065","role":"Officer (SVP, North Amer. Coal)","n_filings":6,"first_seen":"2010-03-15","last_seen":"2011-09-19"}],"order_statement":"Newest transaction date first, id breaking the tie.","canonical_url":"https://ebomi.com/insider/0001417649","retrieved_at":"2026-08-21T17:00:04+00:00","coverage":{"filings":1505395,"transactions":4290787,"issuers":28597,"insiders":152303,"first_filed_date":"2003-06-30","last_filed_date":"2026-08-20","last_ingest":"2026-08-21T05:23:33.898496+00:00","counts_are":{"filings":"estimate","transactions":"estimate","issuers":"estimate","insiders":"estimate"},"source":"SEC EDGAR Form 4 filings, parsed by ebomi","fault":false},"license":{"underlying_records":"US SEC filings are public records of the United States government and are not subject to copyright. The transactional facts in them are not ours to license.","this_presentation":"The parsing, normalisation, curation, and presentation are ebomi's own work.","grant":"undecided","grant_note":"The open licence for ebomi's own layer is an open owner decision (SPEC-20260731T1159Z open question 3: CC BY 4.0 or CC0 with a citation request). Until it is taken, no grant is asserted here.","citation_request":"Balogh, A. Insider trading. Scientific Data 10, 237 (2023)","url":"https://ebomi.com/license"},"fair_use":{"policy":"These JSON endpoints are open and unauthenticated. Please read them at a human pace, identify your client in the User-Agent header, and use the published dataset for bulk work rather than crawling page by page.","bulk_alternative":"doi:10.1038/s41597-023-02147-6"}}