Quick Takeaways
- Rosalind Advisors, Inc. filed SCHEDULE 13G/A for OptiNose, Inc. Common Shares (OPTN).
- Disclosed ownership: 2.5%.
- Date of event: 31 Mar 2025.
Rosalind Advisors, Inc. - 31 Mar 2025 SCHEDULE 13G/A Report for OptiNose, Inc. Common Shares (OPTN)
- Filing Manager
- Rosalind Advisors, Inc.
- Reporting Manager
- Rosalind Advisors, Inc.
- Security
- OptiNose, Inc. Common Shares
- Symbol
- OPTN
- Shares outstanding
- 13,751,240 shares
- Disclosed Ownership
- 343,781 shares
- Ownership
- 2.5%
- Form type
- SCHEDULE 13G/A
- Filing time
- 12 May 2025, 14:12:22 UTC
- Date of event
- 31 Mar 2025
- Previous filing
- 07 Feb 2025
- Next filing
- 11 Aug 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Rosalind Advisors, Inc. disclosed 2.5% ownership in OptiNose, Inc. Common Shares (OPTN) on 31 Mar 2025."
What Changed
- Previous schedule filing date: 07 Feb 2025.
- Current filing was accepted on 12 May 2025, 14:12.
Why This Matters
- 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.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (4)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Rosalind Advisors, Inc. | 2.5% | 343,781 | 0 | 343,781 | Steven Salamon | President | |
| SALAMON STEVEN A J | 2.5% | 343,781 | 0 | 343,781 | Steven Salamon | Steven Salamon | |
| Aharon Gil | 2.5% | 343,781 | 0 | 343,781 | Gil Aharon | Gil Aharon | |
| Rosalind Master Fund L.P. | 2.5% | 343,781 | 0 | 343,781 | Mike McDonald | Director, Rosalind (Cayman) Ltd. (as General Partner to Rosalind Master Fund) |