Private company
Radoff Bradley Louis
Last updated Oct 21, 2026.
Overview
Corporate structure
Radoff Bradley Louis sits at the top of its group. 33 entities, 2 countries on record. Switch between the flow chart and the network, and select any entity to see its details.
- Radoff Bradley Louis
- Alto Ingredients, Inc. Stake · Sacramento, California, United States
- ASCENT INDUSTRIES CO. Stake · Schaumburg, Illinois
- Atea Pharmaceuticals, Inc. Stake · Boston, Massachusetts
- BARNWELL INDUSTRIES INC Stake · Houston, Texas
- Bluerock Homes Trust, Inc. Stake · New York, New York
- Carisma Therapeutics Inc. Stake · Cambridge, Massachusetts, United States
- Electromed, Inc. Stake · New Prague, Minnesota
- EMCORE CORP Stake · Alhambra, California, United States
- ENZO BIOCHEM INC Stake · New York, New York, United States
- EQUUS TOTAL RETURN, INC. Stake · Houston, Texas
- Genesco Stake · Nashville, Tennessee, United States
- GSE SYSTEMS INC Stake · Columbia, Maryland
- Guardion Health Sciences, Inc. Stake · Wilmington, Delaware, United States
- Harte Hanks Stake · San Antonio, Texas, United States
- INVE Technologies, Inc. Stake · Santa Ana, California
- KVH INDUSTRIES INC \DE\ Stake · Bristol, Rhode Island
- LifeVantage Stake · Sandy, Utah, United States
- NeuroMetrix, Inc. Stake · Waltham, Massachusetts
- Newpark Resources Stake · The Woodlands, Texas, United States
- PhenixFIN Corp Stake · New York, New York, United States
- Presidio Property Trust, Inc. Stake · Escondido, California, United States
- REGIONAL HEALTH PROPERTIES, INC Stake · Atlanta, Georgia
- Rocky Mountain Chocolate Stake · Durango, Colorado, United States
- Seer, Inc Stake · Redwood City
- SPRUCE BIOSCIENCES, INC. Stake · South San Francisco, California
- and 7 more
Built from major holders from Schedules 13D and 13G; stakes of 5% or more it reported on Schedules 13D and 13G (32 companies). Each entity in the chart links to its source.
Filings
2 filings to the SEC since October 2021: 2 other. The latest 2:
Every filing from the last five years, summarized. The full record is on SEC EDGAR.
Stakes it holds
Radoff Bradley Louis has told the SEC it owns more than 5% of 32 companies, latest first (Schedules 13D and 13G).
- Harte HanksSCHEDULE 13D/A Aug 17, 2022 to Aug 24, 20262
- REGIONAL HEALTH PROPERTIES, INCSCHEDULE 13G/A Feb 18, 2026 to Aug 4, 20263
- GenescoSCHEDULE 13D/A Apr 15, 2026 to Aug 3, 20264
- BARNWELL INDUSTRIES INCSCHEDULE 13D/A Dec 2, 2025 to Apr 14, 20265
- Seer, IncSCHEDULE 13D/A Feb 12, 2025 to Apr 13, 20266
- SUNLINK HEALTH SYSTEMS INCSCHEDULE 13G/A Feb 21, 2025 to Nov 13, 20257
- SYNLOGIC, INC.SCHEDULE 13G/A Apr 18, 2024 to Nov 13, 20258
- Rocky Mountain ChocolateSCHEDULE 13D/A Nov 1, 2021 to Sep 17, 20259
- INVE Technologies, Inc.SCHEDULE 13D/A Mar 3, 2025 to Aug 27, 202510
- ENZO BIOCHEM INCSCHEDULE 13D/A Oct 6, 2021 to Aug 22, 202511
- ASCENT INDUSTRIES CO.SCHEDULE 13G/A Sep 20, 2024 to Aug 13, 202512
- NeuroMetrix, Inc.SCHEDULE 13G/A Sep 27, 2024 to Aug 13, 202513
- SPRUCE BIOSCIENCES, INC.SCHEDULE 13G/A Mar 28, 2024 to Aug 13, 202514
- Presidio Property Trust, Inc.SCHEDULE 13D/A Dec 13, 2024 to May 21, 202515
- Atea Pharmaceuticals, Inc.SCHEDULE 13D/A Mar 4, 2025 to Apr 17, 202516
- Alto Ingredients, Inc.SCHEDULE 13D/A Feb 24, 2025 to Mar 18, 202517
- Bluerock Homes Trust, Inc.SCHEDULE 13G/A Oct 14, 2022 to Feb 13, 202518
- Electromed, Inc.SC 13G/A Feb 14, 2023 to Nov 12, 202419
- GSE SYSTEMS INCSC 13D Oct 11, 202420
- Guardion Health Sciences, Inc.SC 13G/A Nov 30, 2022 to Aug 28, 202421
- KVH INDUSTRIES INC \DE\SC 13G/A Mar 20, 2024 to Aug 5, 202422
- LifeVantageSC 13D/A May 15, 2023 to Jul 31, 202423
- EMCORE CORPSC 13D/A Aug 24, 2023 to Mar 8, 202424
- EQUUS TOTAL RETURN, INC.SC 13G/A Feb 14, 2022 to Feb 13, 202425
- Newpark ResourcesSC 13D/A Feb 9, 2022 to Oct 4, 202326
- VirnetXSC 13D/A Dec 29, 2022 to Mar 31, 202327
- Carisma Therapeutics Inc.SC 13D/A Nov 18, 2022 to Feb 15, 202328
- PhenixFIN CorpSC 13G/A Feb 14, 2022 to Feb 14, 202329
- TESSCO TECHNOLOGIES INCSC 13G/A May 31, 2022 to Feb 14, 202330
- TRECORA RESOURCESSC 13D/A Nov 17, 2021 to May 31, 202231
All 32 companies
- TRANSGLOBE ENERGY CORPSC 13G/A Feb 14, 202232
- Vaalco EnergySC 13D/A Nov 10, 202133
Sources
The numbers on this page point here. Each one links to the record it came from.
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