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arising out of the vesting of a portion of previously granted restricted stock units."},{"field":"shares","element":"transactionShares","label":"F4","text":"Due to clerical error, the Reporting Person is filing this amendment to correctly indicate the securities were disposed of rather than acquired as was shown in the previous filing on July 17, 2018.  The amount of securities beneficially owned following the reported transaction in Table I, Box 5 remains correct."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price.  The shares were sold in multiple transactions at prices ranging from $14.43 to $14.97, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (3) to this Form 4."}],"balance_after":45936,"source":{"system":"sec-edgar","filing":"0001179110-18-009767","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1260990/000117911018009767/edgar.xml","form_type":"4/A","original_submission_date":"2018-07-17"}},{"id":3866087,"issuer":{"id":89585,"kind":"organization","name":"Oncternal Therapeutics, Inc.","symbol":"ONCT"},"owners":[{"id":35033,"kind":"person","name":"Young Diane C.","position":1,"cik":"0001648010","reported_name":"Young Diane C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Chief Medical Officer"}}],"security":"Common Stock","published_at":"2018-07-17T17:49:07.000Z","date":"2018-07-13","kind":"tax_withholding","acquired":false,"shares":2014,"price":14.92,"value":30048.88,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the issuer pursuant to the Rule 16b-3(c) exemption to satisfy tax withholding obligations arising out of the vesting of a portion of previously granted restricted stock units."}],"balance_after":47985,"source":{"system":"sec-edgar","filing":"0001179110-18-009767","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1260990/000117911018009767/edgar.xml","form_type":"4/A","original_submission_date":"2018-07-17"}},{"id":3866086,"issuer":{"id":89585,"kind":"organization","name":"Oncternal Therapeutics, Inc.","symbol":"ONCT"},"owners":[{"id":35033,"kind":"person","name":"Young Diane C.","position":1,"cik":"0001648010","reported_name":"Young Diane C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Chief Medical Officer"}}],"security":"Common Stock","published_at":"2018-07-17T17:03:54.000Z","date":"2018-07-16","kind":"sale","acquired":true,"shares":2049,"price":14.7,"value":30120.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold to satisfy tax withholding obligations arising out of the vesting of a portion of previously granted restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price.  The shares were sold in multiple transactions at prices ranging from $14.43 to $14.97, inclusive.  The Reporting Person undertakes to provide to the Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (3) to this Form 4."}],"balance_after":45936,"source":{"system":"sec-edgar","filing":"0001179110-18-009758","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1260990/000117911018009758/edgar.xml","form_type":"4"}},{"id":3866085,"issuer":{"id":89585,"kind":"organization","name":"Oncternal Therapeutics, Inc.","symbol":"ONCT"},"owners":[{"id":35033,"kind":"person","name":"Young Diane C.","position":1,"cik":"0001648010","reported_name":"Young Diane C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Chief Medical Officer"}}],"security":"Common Stock","published_at":"2018-07-17T17:03:54.000Z","date":"2018-07-13","kind":"tax_withholding","acquired":false,"shares":2014,"price":14.92,"value":30048.88,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld by the issuer pursuant to the Rule 16b-3(c) exemption to satisfy tax withholding obligations arising out of the vesting of a portion of previously granted restricted stock units."}],"balance_after":47985,"source":{"system":"sec-edgar","filing":"0001179110-18-009758","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1260990/000117911018009758/edgar.xml","form_type":"4"}},{"id":4111033,"issuer":{"id":89585,"kind":"organization","name":"Oncternal Therapeutics, Inc.","symbol":"ONCT"},"owners":[{"id":35033,"kind":"person","name":"Young Diane C.","position":1,"cik":"0001648010","reported_name":"Young Diane C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Chief Medical Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2018-01-03T18:25:49.000Z","date":"2018-01-01","kind":"grant","acquired":true,"shares":25000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests and is exercisable in 3 equal annual installments beginning January 1, 2021."}],"balance_after":25000,"derivative":{"exercise_price":12.71,"expiration_date":"2027-12-31","underlying":"Common Stock","underlying_shares":25000},"source":{"system":"sec-edgar","filing":"0001179110-18-000406","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1260990/000117911018000406/edgar.xml","form_type":"4"}},{"id":4408914,"issuer":{"id":89585,"kind":"organization","name":"Oncternal Therapeutics, Inc.","symbol":"ONCT"},"owners":[{"id":35033,"kind":"person","name":"Young Diane C.","position":1,"cik":"0001648010","reported_name":"Young Diane C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Chief Medical Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2017-03-02T16:57:04.000Z","date":"2017-02-28","kind":"grant","acquired":true,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option vests and is exercisable in 3 equal annual installments beginning February 28, 2020."}],"balance_after":50000,"derivative":{"exercise_price":4.71,"expiration_date":"2027-02-27","underlying":"Common Stock","underlying_shares":50000},"source":{"system":"sec-edgar","filing":"0001179110-17-003652","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1260990/000117911017003652/edgar.xml","form_type":"4"}},{"id":4417158,"issuer":{"id":89585,"kind":"organization","name":"Oncternal Therapeutics, Inc.","symbol":"ONCT"},"owners":[{"id":35033,"kind":"person","name":"Young Diane C.","position":1,"cik":"0001648010","reported_name":"Young Diane C.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP, Chief Medical Officer"}}],"security":"Common Stock","published_at":"2017-02-28T17:16:38.000Z","date":"2016-10-28","kind":"sale","acquired":false,"shares":500,"price":7.7,"value":3850.0,"ownership":{"direct":false,"nature":"By Spouse"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On December 5, 2016, the Issuer effected a one-for-ten reverse stock split of its Common Stock (the \"Reverse Split\").  The number of shares and sale price per share as shown in the table above has been adjusted to reflect the Reverse Split."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On December 5, 2016, the Issuer effected a one-for-ten reverse stock split of its Common Stock (the \"Reverse Split\").  The number of shares and sale price per share as shown in the table above has been adjusted to reflect the Reverse Split."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001179110-17-003389","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1260990/000117911017003389/edgar.xml","form_type":"4"}}]}