Clearside Biomedical, Inc.
CLSDDelisted Dec 8, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001539029
Clearside Biomedical, Inc. was delisted on Dec 8, 2025; its insiders filed their last Form 4 on Feb 24, 2025; 26 institutions reported holding it in 13F filings for Q3 2025, worth $2.18M in total; no superinvestor held it.
Holders of 5% or more of CLSD
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Clearside Biomedical, Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Whitmore Bradford T | 13G/A | 8.60%6.52M shares | – | Mar 4, 20251 filing | Mar 4, 2025 | SEC |
| Wiles Stephen Boyd | 13G | 5.20%4.00M shares | New | Apr 1, 20251 filing | Apr 1, 2025 | SEC |
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
3 Schedule 13D and 13G filings on Clearside Biomedical, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Apr 1, 20256:09 AM ET | Wiles Stephen Boyd | 13G | 5.20%4.00M shares | New | Mar 31, 2025 | SEC |
| Mar 4, 20255:20 PM ET | Whitmore Bradford Tand 3 others | 13G/A | 8.60%6.52M shares | – | Dec 31, 2024 | SEC |
| Feb 21, 20254:30 PM ET | Hatteras Venture Advisors IV SBIC, LLCand 9 others | 13D/A | 0.40%313.6K shares | –Below 5% | Sep 13, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Clearside Biomedical, Inc. shares.
No Form 144 notices for Clearside Biomedical, Inc. are on file.