Roger Sidhu - Jun 16, 2025 Form 3 Insider Report for Cardiff Oncology, Inc. (CRDF)

Role: Chief Medical Officer
Signature: /s/ Roger Sidhu
Stock symbol: CRDF
Transactions as of: Jun 16, 2025
Transactions value $: $0
Form type: 3
Date filed: 7/8/2025, 04:05 PM
Previous filing: Sep 21, 2022
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Sidhu Roger	Chief Medical Officer	C/O CARDIFF ONCOLOGY, INC., 11055 FLINTKOTE AVENUE, SAN DIEGO	/s/ Roger Sidhu	2025-07-08	0001884115

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	CRDF	Employee Stock Option (right to buy)							Jun 16, 2025	Common Stock	600K	$3.86	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	(1) 150,000 of the Options vest on June 16, 2026 and 12,500 vest monthly for 36 months beginning on July 16, 2026, provided the Optionee on the vesting date continues to provide services to the Company or an Affiliate.