{"transactions":[{"id":806825,"issuer":{"id":8214,"kind":"organization","name":"NuCana plc"},"owners":[{"id":52224,"kind":"person","name":"Bruce Theresa Margaret Ms","position":1,"cik":"0002117971","reported_name":"Bruce Theresa Margaret Ms","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Operating Officer"}}],"security":"Options","published_at":"2026-04-16T20:42:34.000Z","date":"2026-04-15","kind":"grant","planned":false,"acquired":true,"shares":132600130,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The ordinary shares, nominal value 0.0004 Pounds Sterling per share (the \"Ordinary Shares\"), of NuCana plc (the \"Company\") underlying this option have an exercise price of 0.0004 Pounds Sterling."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The shares underlying this option vested as to 50% on April 15, 2026, with the remainder to vest in four equal annual installments thereafter, subject to the Reporting Person's continued service with the Company through the applicable vesting date."}],"balance_after":132600130,"derivative":{"expiration_date":"2036-04-15","underlying":"Ordinary Shares","underlying_shares":132600130},"source":{"system":"sec-edgar","filing":"0001193125-26-159162","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1709626/000119312526159162/ownership.xml","form_type":"4"}}]}