UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): August 5, 2025

Cocrystal Pharma, Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-38418

35-2528215

(State or other Jurisdiction

of Incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

19805 N. Creek Parkway

Bothell, WA

98011

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code: (877) 262-7123

(Former name or former address, if changed since last report.): n/a

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock		COCP		The Nasdaq Stock Market LLC (The Nasdaq Capital Market)

Item 7.01 Regulation FD Disclosure.

On August 5, 2025, Cocrystal Pharma, Inc. (the “Company”) issued a press release announcing the presentation of safety and tolerability data from a randomized, double-blinded, placebo-controlled Phase 1 study with its oral, direct-acting pan-viral inhibitor CDI-988 at the 2025 Military Health System Research Symposium (MHSRS), being held August 4-7, 2025 in Kissimmee, Florida. A copy of the press release is being furnished as Exhibit 99.1, and a copy of the slide presentation is being furnished as Exhibit 99.2.

The information in this Item 7.01 (including Exhibits 99.1 and 99.2) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities under such section, and shall not be deemed to be incorporated by reference into any filing of the Company under the Securities Act of 1933 or the Exchange Act.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

Exhibit		Description

99.1		Press Release dated August 5, 2025
99.2		Presentation dated August 5, 2025
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	Cocrystal Pharma, Inc.

Date: August 5, 2025	By:	/s/ James Martin
	Name:	James Martin
	Title:	Chief Financial Officer and Co-Chief Executive Officer