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The option vests (i) with respect to one-third (1/3rd) of the shares underlying the option on the first anniversary of the Vesting Commencement Date and (ii) with respect to 1/36th of the shares underlying the option on each monthly anniversary of the Vesting Commencement Date thereafter, subject to Reporting Person's continued service with the Issuer through the applicable vesting date."}],"balance_after":14000,"derivative":{"exercise_price":60.85,"expiration_date":"2028-02-10","underlying":"COMMON STOCK","underlying_shares":14000},"source":{"system":"sec-edgar","filing":"0001209191-18-009708","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1401667/000120919118009708/doc4.xml","form_type":"4"}},{"id":4062596,"issuer":{"id":5478,"kind":"organization","name":"PUMA BIOTECHNOLOGY, INC.","symbol":"PBYI"},"owners":[{"id":160524,"kind":"person","name":"EYLER CHARLES R","position":1,"cik":"0001358246","reported_name":"EYLER CHARLES R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SEE REMARKS"}}],"security":"COMMON STOCK","published_at":"2018-02-13T23:00:11.000Z","date":"2018-02-11","kind":"grant","acquired":true,"shares":9000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents Restricted Stock Units which vest (i) with respect to one-third (1/3rd) of the shares subject thereto on the first anniversary of the vesting commencement date of January 1, 2018 (\"Vesting Commencement Date\") and (ii) with respect to 1/36th of the shares subject thereto on each monthly anniversary of the Vesting Commencement Date thereafter, subject to Reporting Person's continued service with the Issuer through the applicable vesting date."}],"balance_after":37027,"source":{"system":"sec-edgar","filing":"0001209191-18-009708","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401667/000120919118009708/doc4.xml","form_type":"4"}},{"id":4090988,"issuer":{"id":5478,"kind":"organization","name":"PUMA BIOTECHNOLOGY, INC.","symbol":"PBYI"},"owners":[{"id":160524,"kind":"person","name":"EYLER CHARLES R","position":1,"cik":"0001358246","reported_name":"EYLER CHARLES R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SEE REMARKS"}}],"security":"COMMON STOCK","published_at":"2018-01-24T21:36:18.000Z","date":"2018-01-22","kind":"sale","acquired":true,"shares":669,"price":92.85,"value":62116.65,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 16, 2017 to satisfy tax obligations in connection with the vesting of restricted stock units."}],"balance_after":28027,"source":{"system":"sec-edgar","filing":"0001209191-18-005135","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401667/000120919118005135/doc4.xml","form_type":"4"}},{"id":4141825,"issuer":{"id":5478,"kind":"organization","name":"PUMA BIOTECHNOLOGY, INC.","symbol":"PBYI"},"owners":[{"id":160524,"kind":"person","name":"EYLER CHARLES R","position":1,"cik":"0001358246","reported_name":"EYLER CHARLES R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SEE REMARKS"}}],"security":"COMMON STOCK","published_at":"2017-12-05T21:06:43.000Z","date":"2017-12-01","kind":"sale","acquired":false,"shares":1322,"price":105.4646,"value":139424.2012,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on September 13, 2017 to satisfy tax obligations in connection with the vesting of restricted stock units."},{"field":"shares","element":"transactionShares","label":"F2","text":"The price reported in Column 4 is a weighted average price. 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The Reporting Person undertakes to provide to the Issuer, any security holder of the 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 ranges set forth in this footnote."}],"balance_after":28696,"source":{"system":"sec-edgar","filing":"0001209191-17-063874","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401667/000120919117063874/doc4.xml","form_type":"4"}},{"id":4252579,"issuer":{"id":5478,"kind":"organization","name":"PUMA BIOTECHNOLOGY, INC.","symbol":"PBYI"},"owners":[{"id":160524,"kind":"person","name":"EYLER CHARLES R","position":1,"cik":"0001358246","reported_name":"EYLER CHARLES R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SEE REMARKS"}}],"security":"COMMON STOCK","published_at":"2017-07-24T21:14:01.000Z","date":"2017-07-20","kind":"sale","acquired":false,"shares":662,"price":95.1527,"value":62991.0874,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 16, 2016 to satisfy tax obligations in connection with the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. The shares were sold in two transactions with one transaction pricing at $95.151 and the other transaction pricing at $95.701. 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The option vests (i) with respect to one-third (1/3) of the shares underlying the option on the first anniversary of the Vesting Commencement Date and (ii) with respect to 1/36th of the shares underlying the option, on each monthly anniversary of the Vesting Commencement Date thereafter, subject to Reporting Person's continued service with the Issuer."}],"balance_after":31500,"derivative":{"exercise_price":37.35,"expiration_date":"2027-02-15","underlying":"COMMON STOCK","underlying_shares":31500},"source":{"system":"sec-edgar","filing":"0001209191-17-012744","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401667/000120919117012744/doc4.xml","form_type":"4"}},{"id":4482917,"issuer":{"id":5478,"kind":"organization","name":"PUMA BIOTECHNOLOGY, INC.","symbol":"PBYI"},"owners":[{"id":160524,"kind":"person","name":"EYLER CHARLES R","position":1,"cik":"0001358246","reported_name":"EYLER CHARLES R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SEE REMARKS"}}],"security":"COMMON STOCK","published_at":"2017-01-24T22:53:53.000Z","date":"2017-01-20","kind":"sale","acquired":false,"shares":820,"price":33.2351,"value":27252.782,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on December 16, 2016 to satisfy tax obligations in connection with the vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.90 to $33.60, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the 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 ranges set forth in this footnote."}],"balance_after":9680,"source":{"system":"sec-edgar","filing":"0001209191-17-005352","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401667/000120919117005352/doc4.xml","form_type":"4"}},{"id":4579576,"issuer":{"id":5478,"kind":"organization","name":"PUMA BIOTECHNOLOGY, INC.","symbol":"PBYI"},"owners":[{"id":160524,"kind":"person","name":"EYLER CHARLES R","position":1,"cik":"0001358246","reported_name":"EYLER CHARLES R","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SEE REMARKS"}}],"security":"Common Stock","published_at":"2016-10-15T01:18:07.000Z","date":"2016-10-14","kind":"grant","acquired":true,"shares":10500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents Restricted Stock Units which vest in six substantially equal installments on each six-month anniversary of the Vesting Commencement Date of July 19, 2016, subject to the Reporting Person's continued service with the Issuer through the applicable vesting date."}],"balance_after":10500,"source":{"system":"sec-edgar","filing":"0001209191-16-145980","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401667/000120919116145980/doc4.xml","form_type":"4"}}]}