Orin Hirschman

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

59

Stocks Covered

27

Latest Filing

Feb 2, 2026

Filings

AZYO

Elutia Inc.

SC 13G/A · Jan 30, 2025

9.9%

3.1M shares

BFRI

Biofrontera Inc.

SC 13G/A · Jan 30, 2025

9.9%

885K shares

IMMX

Immix Biopharma, Inc

SC 13G/A · Jan 29, 2025

0.0%

0 shares

GRCE

Grace Therapeutics, Inc

SC 13G/A · Jan 29, 2025

5.1%

521K shares

ELVA

Electrovaya Inc.

SC 13G/A · Jan 29, 2025

6.3%

2.5M shares

ADES

ARQ, Inc

SC 13G/A · Jan 29, 2025

7.2%

3.0M shares

CLRB

Cellectar Biosciences, Inc.

SC 13G/A · Jan 27, 2025

4.9%

2.0M shares

BKTI

BK Technologies Corporation

SC 13G/A · Jan 23, 2025

7.5%

268K shares

VSTM

Verastem, Inc.

SC 13G · Jan 21, 2025

6.1%

2.7M shares