{"transactions":[{"id":737580,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2026-06-16T01:30:03.000Z","date":"2026-06-11","kind":"grant","planned":false,"acquired":true,"shares":40565,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":263430,"derivative":{"exercise_price":1.59,"exercise_date":"2027-06-11","expiration_date":"2036-06-11","underlying":"Common Stock","underlying_shares":40565},"source":{"system":"sec-edgar","filing":"0001393415-26-000002","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000139341526000002/ownership.xml","form_type":"4"}},{"id":1099114,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2025-06-30T13:38:55.000Z","date":"2025-06-26","kind":"grant","planned":false,"acquired":true,"shares":40565,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":222865,"derivative":{"exercise_price":3.16,"exercise_date":"2026-06-26","expiration_date":"2035-06-26","underlying":"Common Stock","underlying_shares":40565},"source":{"system":"sec-edgar","filing":"0001641172-25-017071","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000164117225017071/ownership.xml","form_type":"4"}},{"id":1465595,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2024-07-01T20:08:38.000Z","date":"2024-06-27","kind":"grant","planned":false,"acquired":true,"shares":29700,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":182027,"derivative":{"exercise_price":2.33,"exercise_date":"2025-06-27","expiration_date":"2034-06-27","underlying":"Common Stock","underlying_shares":29700},"source":{"system":"sec-edgar","filing":"0001628280-24-030636","document":"wk-form4_1719864512.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000162828024030636/wk-form4_1719864512.xml","form_type":"4"}},{"id":1849149,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2023-06-20T21:08:01.000Z","date":"2023-06-15","kind":"grant","planned":false,"acquired":true,"shares":27700,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":152327,"derivative":{"exercise_price":1.59,"exercise_date":"2024-06-15","expiration_date":"2033-06-15","underlying":"Common Stock","underlying_shares":27700},"source":{"system":"sec-edgar","filing":"0001628280-23-022742","document":"wk-form4_1687295269.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000162828023022742/wk-form4_1687295269.xml","form_type":"4"}},{"id":2339540,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2022-03-10T23:41:55.000Z","date":"2022-03-09","kind":"grant","acquired":true,"shares":26800,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":124627,"derivative":{"exercise_price":2.5,"exercise_date":"2023-03-09","expiration_date":"2032-03-09","underlying":"Stock Options","underlying_shares":26800},"source":{"system":"sec-edgar","filing":"0001628280-22-005793","document":"wf-form4_164695568373039.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000162828022005793/wf-form4_164695568373039.xml","form_type":"4"}},{"id":2669859,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2021-06-14T20:12:31.000Z","date":"2021-06-10","kind":"grant","acquired":true,"shares":22000,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":97827,"derivative":{"exercise_price":7.98,"exercise_date":"2022-06-10","expiration_date":"2031-06-10","underlying":"Common Stock","underlying_shares":22000},"source":{"system":"sec-edgar","filing":"0001628280-21-012174","document":"wf-form4_162370153475601.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000162828021012174/wf-form4_162370153475601.xml","form_type":"4"}},{"id":2769149,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-03-29T17:38:47.000Z","date":"2021-03-26","kind":"purchase","acquired":true,"shares":2900,"price":10.3218,"value":29933.22,"ownership":{"direct":false,"nature":"Fund"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Through Prairie Ventures, LLC"}],"balance_after":23879,"source":{"system":"sec-edgar","filing":"0001628280-21-005926","document":"wf-form4_161703951417179.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000162828021005926/wf-form4_161703951417179.xml","form_type":"4"}},{"id":3104081,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2020-06-19T20:15:35.000Z","date":"2020-06-17","kind":"grant","acquired":true,"shares":28858,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":75827,"derivative":{"exercise_price":2.6,"exercise_date":"2021-06-17","expiration_date":"2030-06-17","underlying":"Common Stock","underlying_shares":28858},"source":{"system":"sec-edgar","filing":"0001104659-20-075232","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465920075232/a4.xml","form_type":"4"}},{"id":3145143,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-05-18T20:16:56.000Z","date":"2020-05-14","kind":"purchase","acquired":true,"shares":20979,"price":1.43,"value":29999.97,"ownership":{"direct":false,"nature":"Fund"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"Through Prairie Ventures, LLC"}],"balance_after":28160,"source":{"system":"sec-edgar","filing":"0001104659-20-063181","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465920063181/a4.xml","form_type":"4"}},{"id":3479881,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2019-06-24T20:06:52.000Z","date":"2019-06-20","kind":"grant","acquired":true,"shares":44734,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":46969,"derivative":{"exercise_price":2.48,"exercise_date":"2020-06-20","expiration_date":"2029-06-20","underlying":"Common Stock","underlying_shares":44734},"source":{"system":"sec-edgar","filing":"0000899243-19-017921","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000089924319017921/doc4.xml","form_type":"4"}},{"id":3769346,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-11-09T21:30:25.000Z","date":"2018-06-20","kind":"purchase","acquired":true,"shares":41200,"price":0.85,"value":35020.0,"ownership":{"direct":true},"balance_after":43085,"source":{"system":"sec-edgar","filing":"0000899243-18-028597","document":"doc4a.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000089924318028597/doc4a.xml","form_type":"4/A","original_submission_date":"2018-06-21"}},{"id":3885913,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-06-21T20:30:28.000Z","date":"2018-06-20","kind":"purchase","acquired":true,"shares":41200,"price":0.85,"value":35020.0,"ownership":{"direct":true},"balance_after":63810,"source":{"system":"sec-edgar","filing":"0000899243-18-017592","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000089924318017592/doc4.xml","form_type":"4"}},{"id":4089567,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2018-01-25T22:02:28.000Z","date":"2018-01-23","kind":"grant","acquired":true,"shares":54322,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":160658,"derivative":{"exercise_price":0.3,"exercise_date":"2019-01-23","expiration_date":"2028-01-23","underlying":"Common Stock","underlying_shares":54322},"source":{"system":"sec-edgar","filing":"0000899243-18-001905","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000089924318001905/doc4.xml","form_type":"4"}},{"id":4107011,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2018-01-04T22:15:20.000Z","date":"2018-01-02","kind":"exercise","acquired":false,"shares":16667,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each restricted stock unit is the economic equivalent of one share of Trovagene, Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On January 2, 2017, the reporting person was granted 16,667 restricted stock units, all of which vested on January 2, 2018. The common stock into which such vested restricted stock units converted on January 2, 2018 is reported in Table I on this Form 4."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On January 2, 2017, the reporting person was granted 16,667 restricted stock units, all of which vested on January 2, 2018. The common stock into which such vested restricted stock units converted on January 2, 2018 is reported in Table I on this Form 4."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":16667},"source":{"system":"sec-edgar","filing":"0000899243-18-000480","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000089924318000480/doc4.xml","form_type":"4"}},{"id":4107010,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2018-01-04T22:15:20.000Z","date":"2018-01-02","kind":"exercise","acquired":true,"shares":16667,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the conversion upon vesting of restricted stock units into common stock (the \"Converted Common Stock\"). On January 2, 2017, the reporting person was granted 16,667 restricted stock units, all of which vested on January 2, 2018. Such restricted stock units were previously reported in Table II on a Form 4 filed with the Securities and Exchange Commission on January 5, 2017."}],"balance_after":22610,"source":{"system":"sec-edgar","filing":"0000899243-18-000480","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000089924318000480/doc4.xml","form_type":"4"}},{"id":4190851,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options","published_at":"2017-10-05T20:20:28.000Z","date":"2017-10-04","kind":"grant","acquired":true,"shares":38106,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":106336,"derivative":{"exercise_price":0.72,"exercise_date":"2018-10-04","expiration_date":"2027-10-04","underlying":"Common Stock","underlying_shares":38106},"source":{"system":"sec-edgar","filing":"0001104659-17-061154","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465917061154/a4.xml","form_type":"4"}},{"id":4215746,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2017-09-07T00:40:14.000Z","date":"2017-09-02","kind":"exercise","acquired":false,"shares":5943,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each restricted stock unit is the economic equivalent of one share of Trovagene, Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"On January 2, 2017, the reporting person was granted 5,943 restricted stock units, all of which vested on September 2, 2017. The common stock into which such vested restricted stock units converted on September 2, 2017 is reported in Table I on this Form 4."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"On January 2, 2017, the reporting person was granted 5,943 restricted stock units, all of which vested on September 2, 2017. The common stock into which such vested restricted stock units converted on September 2, 2017 is reported in Table I on this Form 4."}],"balance_after":16667,"derivative":{"underlying":"Common Stock","underlying_shares":5943},"source":{"system":"sec-edgar","filing":"0001104659-17-055889","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465917055889/a4.xml","form_type":"4"}},{"id":4215745,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-09-07T00:40:14.000Z","date":"2017-09-02","kind":"exercise","acquired":true,"shares":5943,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the conversion upon vesting of restricted stock units into common stock (the \"Converted Common Stock\"). On January 2, 2017, the reporting person was granted 5,943 restricted stock units, all of which vested on September 2, 2017. Such restricted stock units were previously reported in Table II on a Form 4 filed with the Securities and Exchange Commission on January 5, 2017."}],"balance_after":5943,"source":{"system":"sec-edgar","filing":"0001104659-17-055889","document":"a4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465917055889/a4.xml","form_type":"4"}},{"id":4497981,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2017-01-05T21:59:55.000Z","date":"2017-01-02","kind":"grant","acquired":true,"shares":5943,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit is the economic equivalent of one share of Trovagene, Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The RSUs shall vest on September 2, 2017"},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The RSUs shall vest on September 2, 2017"}],"balance_after":22610,"derivative":{"underlying":"Common Stock","underlying_shares":5943},"source":{"system":"sec-edgar","filing":"0001104659-17-000966","document":"a4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465917000966/a4a.xml","form_type":"4/A","original_submission_date":"2017-01-04"}},{"id":4497980,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2017-01-05T21:59:55.000Z","date":"2017-01-02","kind":"grant","acquired":true,"shares":16667,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit is the economic equivalent of one share of Trovagene, Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The RSUs shall vest on January 2, 2018."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The RSUs shall vest on January 2, 2018."}],"balance_after":16667,"derivative":{"underlying":"Common Stock","underlying_shares":16667},"source":{"system":"sec-edgar","filing":"0001104659-17-000966","document":"a4a.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465917000966/a4a.xml","form_type":"4/A","original_submission_date":"2017-01-04"}},{"id":4501967,"issuer":{"id":6917,"kind":"organization","name":"Cardiff Oncology, Inc."},"owners":[{"id":38090,"kind":"person","name":"Markin Rodney S","position":1,"cik":"0001393415","reported_name":"Markin Rodney S","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2017-01-04T22:00:41.000Z","date":"2017-01-02","kind":"grant","acquired":true,"shares":16667,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each restricted stock unit is the economic equivalent of one share of Trovagene, Inc. common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The RSUs shall vest on January 2, 2018."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"The RSUs shall vest on January 2, 2018."}],"balance_after":16667,"derivative":{"underlying":"Common Stock","underlying_shares":16667},"source":{"system":"sec-edgar","filing":"0001104659-17-000626","document":"a4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1213037/000110465917000626/a4.xml","form_type":"4"}}]}