Private company

Rosalind Advisors, Inc.

Corporation registered in Canada, based in Toronto, active since 2006. Summary from the record

Last updated Oct 21, 2026.

Overview

HeadquartersToronto, Canada²
Legal formBusiness corporations (which includes professional corporations)²
LEI549300JWK0T2WNL1VL78²
StatusActive²
LEI statusIssued and current²
Registered address25 Admiral Road, M5R 2L4 Toronto, Canada²
Registered withMinistry of Government and Consumer Services, 2121297²

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Corporate structure

Rosalind Advisors, Inc. sits at the top of its group. 26 entities, 3 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

Rosalind Advisors, Inc. Toronto, Ontario, Canada
- AcelRx Pharmaceuticals (United States) Stake · Redwood City
- Biofrontera Inc. Stake · Woburn, Massachusetts
- Catabasis Pharmaceuticals Stake · Cambridge
- Cellectar Biosciences, Inc. Stake · Madison, Wisconsin, United States
- Delcath Systems, Inc. Stake · New York, New York, United States
- FEMASYS INC Stake · Suwanee, Georgia
- FENNEC PHARMACEUTICALS INC. Stake · Research Triangle Park, North Carolina, United States
- Galera Therapeutics, Inc. Stake · Malvern, Pennsylvania
- GUIDED THERAPEUTICS INC Stake · Norcross, Georgia, United States
- InspireMD, Inc. Stake · Boston, Massachusetts, United States
- KIORA PHARMACEUTICALS INC Stake · Waltham, Massachusetts, United States
- MediWound Ltd. Stake · L3
- MYOMO, INC. Stake · Cambridge, Massachusetts, United States
- Neuraxis, INC Stake · Carmel, Indiana
- OptiNose, Inc. Stake · Yardley, Pennsylvania, United States
- PhaseBio Pharmaceuticals Inc Stake · Malvern, Pennsylvania, United States
- PLx Pharma Winddown Corp. Stake · Sparta, New Jersey
- PolyPid Ltd. Stake · L3
- REGENTIS BIOMATERIALS LTD. Stake · L3
- Sientra (United States) Stake · Santa Barbara, California, United States
- SPRUCE BIOSCIENCES, INC. Stake · South San Francisco, California
- Trevi Therapeutics, Inc. Stake · New Haven, Connecticut
- Unicycive Therapeutics, Inc. Stake · Mountain View, California
- Rosalind Master Fund L.P. Fund · George Town, Grand Cayman, Cayman Islands
- ROSALIND OPPORTUNITIES FUND I L.P. Fund · Toronto, Ontario, Canada

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); stakes of 5% or more it reported on Schedules 13D and 13G (23 companies). Each entity in the chart links to its source.

Timeline

Dec 6, 2006Founded Rosalind Advisors, Inc. is founded²

Filings

13 filings to the SEC since October 2021: 13 other. The latest 13:

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Stakes it holds

Rosalind Advisors, Inc. has told the SEC it owns more than 5% of 23 companies, latest first (Schedules 13D and 13G).

FEMASYS INCSCHEDULE 13G Aug 14, 2026³
FENNEC PHARMACEUTICALS INC.SCHEDULE 13G/A Nov 13, 2025 to Aug 13, 2026⁴
REGENTIS BIOMATERIALS LTD.SCHEDULE 13G Aug 13, 2026⁵
AcelRx Pharmaceuticals (United States)SCHEDULE 13G/A Apr 11, 2025 to Aug 12, 2026⁶
Biofrontera Inc.SCHEDULE 13G/A Mar 20, 2024 to Aug 12, 2026⁷
MYOMO, INC.SCHEDULE 13G/A Jan 20, 2022 to Aug 12, 2026⁸
PolyPid Ltd.SCHEDULE 13G/A Mar 1, 2024 to Aug 12, 2026⁹
InspireMD, Inc.SCHEDULE 13G/A Jun 8, 2023 to Feb 11, 2026¹⁰
KIORA PHARMACEUTICALS INCSCHEDULE 13G/A May 29, 2024 to Feb 11, 2026¹¹
MediWound Ltd.SCHEDULE 13G/A Dec 21, 2022 to Feb 11, 2026¹²
Cellectar Biosciences, Inc.SCHEDULE 13G/A Jan 21, 2022 to Feb 10, 2026¹³
Delcath Systems, Inc.SCHEDULE 13D/A Feb 14, 2022 to Feb 10, 2026¹⁴
OptiNose, Inc.SCHEDULE 13G/A Jul 28, 2023 to Aug 11, 2025¹⁵
SPRUCE BIOSCIENCES, INC.SCHEDULE 13G/A Jan 30, 2024 to Feb 13, 2025¹⁶
Trevi Therapeutics, Inc.SCHEDULE 13G/A Mar 9, 2022 to Feb 13, 2025¹⁷
Neuraxis, INCSC 13D Dec 2, 2024¹⁸
GUIDED THERAPEUTICS INCSC 13G/A Jul 6, 2022 to Feb 20, 2024¹⁹
Sientra (United States)SC 13G/A Feb 15, 2023 to Feb 20, 2024²⁰
PLx Pharma Winddown Corp.SC 13G/A Feb 14, 2022²¹
PhaseBio Pharmaceuticals IncSC 13G/A Feb 14, 2022²²
Galera Therapeutics, Inc.SC 13G Feb 11, 2022²³
Unicycive Therapeutics, Inc.SC 13G/A Jan 20, 2022²⁴
Catabasis PharmaceuticalsSC 13G Jan 7, 2022²⁵

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARRosalind Advisors, Inc. filings on SEC EDGAR
2
GLEIFRosalind Advisors, Inc. LEI record (549300JWK0T2WNL1VL78)
3
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G on FEMASYS INC
4
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on FENNEC PHARMACEUTICALS INC.
5
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G on REGENTIS BIOMATERIALS LTD.
6
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on AcelRx Pharmaceuticals (United States)
7
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on Biofrontera Inc.
8
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on MYOMO, INC.
9
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on PolyPid Ltd.
10
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on InspireMD, Inc.
11
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on KIORA PHARMACEUTICALS INC
12
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on MediWound Ltd.
13
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on Cellectar Biosciences, Inc.
14
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13D/A on Delcath Systems, Inc.
15
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on OptiNose, Inc.
16
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on SPRUCE BIOSCIENCES, INC.
17
SEC EDGARRosalind Advisors, Inc. SCHEDULE 13G/A on Trevi Therapeutics, Inc.
18
SEC EDGARRosalind Advisors, Inc. SC 13D on Neuraxis, INC
19
SEC EDGARRosalind Advisors, Inc. SC 13G/A on GUIDED THERAPEUTICS INC
20
SEC EDGARRosalind Advisors, Inc. SC 13G/A on Sientra (United States)
21
SEC EDGARRosalind Advisors, Inc. SC 13G/A on PLx Pharma Winddown Corp.
22
SEC EDGARRosalind Advisors, Inc. SC 13G/A on PhaseBio Pharmaceuticals Inc
23
SEC EDGARRosalind Advisors, Inc. SC 13G on Galera Therapeutics, Inc.
24
SEC EDGARRosalind Advisors, Inc. SC 13G/A on Unicycive Therapeutics, Inc.
25
SEC EDGARRosalind Advisors, Inc. SC 13G on Catabasis Pharmaceuticals