Key facts
- Stonepine Capital Management, LLC filed SCHEDULE 13G/A for CNS Pharmaceuticals, Inc. Common Stock (CNSP).
- Disclosed ownership: 9.9%.
- Date of event: 31 Mar 2026.
Stonepine Capital Management, LLC - 31 Mar 2026 SCHEDULE 13G/A Report for CNS Pharmaceuticals, Inc. Common Stock (CNSP)
- Filing Manager
- Stonepine Capital Management, LLC
- Reporting Manager
- Stonepine Capital Management, LLC
- Symbol
- CNSP
- Shares outstanding
- 1,614,040 shares
- Disclosed Ownership
- 159,790 shares
- Ownership
- 9.9%
- Form type
- SCHEDULE 13G/A
- Filing time
- 15 May 2026, 17:10:15 UTC
- Date of event
- 31 Mar 2026
- Previous filing
- 13 Feb 2026
- SEC
- View on sec.gov
Key filing fact
Stonepine Capital Management, LLC disclosed 9.9% ownership in CNS Pharmaceuticals, Inc. Common Stock (CNSP) on 31 Mar 2026.
Change
- Previous schedule filing date: 13 Feb 2026.
- Current filing was accepted on 15 May 2026, 17:10.
Research use
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Reporting managers (4)
Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Stonepine Capital Management, LLC | 9.9% | 159,790 | 0 | 159,790 | /s/ Jon M. Plexico | Managing Member | |
| Stonepine Capital, L.P. | 9.9% | 159,790 | 0 | 159,790 | /s/ Jon M. Plexico | Managing Member of the General Partner, Stonepine GP, LLC | |
| Stonepine GP, LLC | 9.9% | 159,790 | 0 | 159,790 | /s/ Jon M. Plexico | Managing Member | |
| Jon M. Plexico | 9.9% | 159,790 | 0 | 159,790 | /s/ Jon M. Plexico | Reporting person |
CIK / CUSIP context first