Opthea Ltd
CKDXF- Exchange
- OTC
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001815620
No open-market purchases or sales by Opthea Ltd insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.
Other share classesCYVNY
Holders of 5% or more of CKDXF
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Opthea Ltd, largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Opthea Ltd on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Opthea Ltd, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 16, 2021 | Baker Bros. Advisors LP | 13GOld format | – | New | – | SEC |
| Feb 10, 2021 | Regal Funds Management Pty Ltd | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Opthea Ltd shares.
No Form 144 notices for Opthea Ltd are on file.