# EDGAR Filing Document

**Accession Number:** 0000707388
**File Stem:** 9999999995-25-002898
**Filing Date:** 2025-9
**Character Count:** 1618
**Document Hash:** 024f6bb079fc06ca1c09046135f25662
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-25-002898.hdr.sgml**: 20250911

**ACCESSION NUMBER**: 9999999995-25-002898

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250910

**DATE AS OF CHANGE**: 20250911

**EFFECTIVENESS DATE**: 20250910

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** STAR OPERATING COMPANIES, INC.
- **CENTRAL INDEX KEY:** 0000707388
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTROMEDICAL & ELECTROTHERAPEUTIC APPARATUS [3845]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 330145723
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-201554
- **FILM NUMBER:** 251307137

**BUSINESS ADDRESS:**
- **STREET 1:** 53 FOREST AVENUE
- **STREET 2:** SUITE 101
- **CITY:** OLD GREENWICH
- **STATE:** CT
- **ZIP:** 06870
- **BUSINESS PHONE:** 203-489-9501

**MAIL ADDRESS:**
- **STREET 1:** 53 FOREST AVE
- **STREET 2:** SUITE 101
- **CITY:** OLD GREENWICH
- **STATE:** CT
- **ZIP:** 06870

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** STAR EQUITY HOLDINGS, INC.
- **DATE OF NAME CHANGE:** 20210104

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** DIGIRAD CORP
- **DATE OF NAME CHANGE:** 19821006

### UNITED STATES
### SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## Notice of Effectiveness

**Date:** September 10, 2025

**Accession Number:** 0001193125-25-197222

**Form Type:** POS AM

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**CIK:** 0000707388

**Company Name:** STAR OPERATING COMPANIES, INC.

**File Number:** 333-201554