# EDGAR Filing Document

**Accession Number:** 0000790526
**File Stem:** 0001683168-26-001742
**Filing Date:** 2026-3
**Character Count:** 8162
**Document Hash:** b93091602088dcdbcebb57de2d10249c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001683168-26-001742.hdr.sgml**: 20260312

**ACCESSION NUMBER**: 0001683168-26-001742

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260310

**FILED AS OF DATE**: 20260312

**DATE AS OF CHANGE**: 20260312

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Sorensen Alma Gregory
- **CENTRAL INDEX KEY:** 0001731883

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-33307
- **FILM NUMBER:** 26749256

**MAIL ADDRESS:**
- **STREET 1:** C/O RADNET, INC.
- **STREET 2:** 1510 COTNER AVENUE
- **CITY:** LOS ANGELES
- **STATE:** CA
- **ZIP:** 90025

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Sorenson Alma Gregory
- **DATE OF NAME CHANGE:** 20230804

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Sorensen Gregory
- **DATE OF NAME CHANGE:** 20180216
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** RadNet, Inc.
- **CENTRAL INDEX KEY:** 0000790526
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-MEDICAL LABORATORIES [8071]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 133326724
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 1510 COTNER AVE
- **CITY:** LOS ANGELES
- **STATE:** CA
- **ZIP:** 90025
- **BUSINESS PHONE:** 3104787808

**MAIL ADDRESS:**
- **STREET 1:** 1510 COTNER AVE
- **CITY:** LOS ANGELES
- **STATE:** CA
- **ZIP:** 90025

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PRIMEDEX HEALTH SYSTEMS INC
- **DATE OF NAME CHANGE:** 19930518

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CCC FRANCHISING CORP
- **DATE OF NAME CHANGE:** 19920703

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Sorensen Alma Gregory<br><sub>(Last) (First) (Middle)</sub><br>C/O RADNET, INC.<br>1510 COTNER AVENUE<br><sub>(Street)</sub><br>LOS ANGELES, CA 90025<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2026-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Chief Strategy Officer_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>RadNet, Inc. [ RDNT ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2026-03-10 |  | M |  | 3742 | A | $0 | 1185620<sup>(1)</sup> | D |  |
| Common Stock | 2026-03-10 |  | M |  | 4987 | A | $0 | 1190607<sup>(1)</sup> | D |  |
| Common Stock | 2026-03-10 |  | M |  | 6237 | A | $0 | 1196844<sup>(1)</sup> | D |  |
| Common Stock | 2026-03-10 |  | M |  | 7481 | A | $0 | 1204325<sup>(1)</sup> | D |  |
| Common Stock | 2026-03-10 |  | M |  | 8727 | A | $0 | 1213052<sup>(1)</sup> | D |  |
| Common Stock | 2026-03-10 |  | M |  | 12466 | A | $0 | 1225518<sup>(1)</sup> | D |  |
| Common Stock | 2026-03-10 |  | M |  | 2493 | A | $0 | 1228011<sup>(1)</sup> | D |  |
| Common Stock | 2026-03-10 |  | M |  | 16831 | A | $0 | 1244842<sup>(1)</sup> | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 3742 | 2019-04-01<sup>(2)</sup> | 2028-07-10 | Common Stock | 3742 | $0 | 0 | D |  |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 4987 | 2019-07-01<sup>(2)</sup> | 2028-09-30 | Common Stock | 4987 | $0 | 0 | D |  |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 6237 | 2019-10-01<sup>(2)</sup> | 2029-03-09 | Common Stock | 6237 | $0 | 0 | D |  |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 7481 | 2020-01-01<sup>(2)</sup> | 2029-06-14 | Common Stock | 7481 | $0 | 0 | D |  |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 8727 | 2020-04-01<sup>(2)</sup> | 2029-07-31 | Common Stock | 8727 | $0 | 0 | D |  |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 12466 | 2020-07-01<sup>(2)</sup> | 2029-10-16 | Common Stock | 12466 | $0 | 0 | D |  |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 2493 | 2020-07-01<sup>(2)</sup> | 2029-10-19 | Common Stock | 2493 | $0 | 0 | D |  |
| Employee Stock Option (right to buy) | $0 | 2026-03-10 |  | M |  |  | 16831 | 2020-10-01<sup>(2)</sup> | 2030-01-12 | Common Stock | 16831 | $0 | 0 | D |  |

---

### Footnotes:

(1) Exercise of previously granted option.

(2) The reporting person was previously granted options in connection with retention of employment with DeepHealth, Inc., a wholly owned subsidiary of RadNet, Inc. Twenty-five percent of the options vested on the date exercisable, and the remaining options vest in equal monthly installments over the succeeding three years.

**Signature:** /s/ Jose Gamez, Attorney-in-Fact  
**Date:** 2026-03-12

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**