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These RSUs, at the time of their grant on September 15, 2015, vested in full one year following the grant date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Represents restricted stock units (\"RSU\"), convertible on a one-for-one basis into shares of Common Stock of the Company. These RSUs, at the time of their grant on September 15, 2015, vested in full one year following the grant date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Represents restricted stock units (\"RSU\"), convertible on a one-for-one basis into shares of Common Stock of the Company. These RSUs, at the time of their grant on September 15, 2015, vested in full one year following the grant date."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001209191-16-142028","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/906709/000120919116142028/doc4.xml","form_type":"4"}},{"id":4600684,"issuer":{"id":4364,"kind":"organization","name":"NEKTAR THERAPEUTICS","symbol":"NKTR"},"owners":[{"id":74783,"kind":"person","name":"WHITFIELD ROY A","position":1,"cik":"0000936728","reported_name":"WHITFIELD ROY A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2016-09-19T21:16:58.000Z","date":"2016-09-15","kind":"exercise","acquired":true,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Represents restricted stock units (\"RSU\"), convertible on a one-for-one basis into shares of Common Stock of the Company. These RSUs, at the time of their grant on September 15, 2015, vested in full one year following the grant date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"The total holdings includes the 15,000 shares of restricted stock units (\"RSUs\") that were previously reported in Table II for the reporting person and which are being reclassified to Table I.  These RSUs were granted on September 15, 2015, are convertible on a one-for-one basis into shares of Common Stock of the Company, and vested on September 15, 2016."}],"balance_after":30000,"source":{"system":"sec-edgar","filing":"0001209191-16-142028","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/906709/000120919116142028/doc4.xml","form_type":"4"}}]}