6-K
Opthea Ltd (CKDXF)
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
REPORT OF FOREIGN ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
OF THE SECURITIES EXCHANGE ACT OF 1934
For the month of August, 2025
Commission File No. 001-39621
OPTHEA LIMITED
(Translation of registrant’s name into English)
Level 4
650 Chapel Street
South Yarra, Victoria, 3141
Australia
(Address of registrant’s principal executive office)
Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.
Form 20-F ☒ Form 40-F ☐
EXHIBIT INDEX
| Exhibit | Description |
|---|---|
| 99.1 | Opthea Appendix 2A |
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, thereto duly authorized.
| OPTHEA LIMITED | |
|---|---|
| (Registrant) | |
| By: | /s/ Frederic Guerard |
| Name: | Frederic Guerard |
| Title: | Chief Executive Officer |
Date: 08/19/2025
EX-99.1
Exhibit 99.1

ASX, Nasdaq and Media Release
August 19, 2025
Announcement Summary
Entity name
OPTHEA LIMITED
Announcement Type
New announcement
Date of this announcement
Tuesday August 19, 2025
The +securities to be quoted are:
Other
Please refer to the response to Q2.3d for further information about the type of securities to be quoted and the circumstances of the issue.
| Securities issues as part of settlement of a development funding agreement. |
|---|
Total number of +securities to be quoted
| ASX +security<br><br>code | Security description | Number of +securities to<br><br>be quoted | Issue date |
|---|---|---|---|
| OPT | ORDINARY FULLY PAID | 136,661,003 | 18/08/2025 |
Refer to next page for full details of the announcement




