RadNet CFO granted 18,228 restricted stock units

RadNet, Inc. reported that EVP and Chief Financial Officer Mark Stolper acquired an award of 18,228 shares of common stock at a price of $0.00 per share, increasing his directly held stake to 121,943 shares as of the transaction.

Rhea-AI Filing Summary

RadNet, Inc. reported that EVP and Chief Financial Officer Mark Stolper acquired an award of 18,228 shares of common stock at a price of $0.00 per share, increasing his directly held stake to 121,943 shares as of the transaction.

According to the footnote, this represents restricted stock units, each equal to one RadNet share. Subject to his continued service, 20% of the RSUs will vest on March 10, 2026, with the remaining 80% vesting in three equal annual installments on March 10, 2027, 2028, and 2029 (or the first business day thereafter if those dates fall on a weekend or holiday). Shares will be delivered to Stolper after vesting upon certain events, including separation from service, death or disability, a change in control of RadNet, or in equal annual installments over five years beginning on January 10, 2028.

Insider Trade Summary

Grant/Award: 18,228 shares

Grant/Award 1 txn

Insider STOLPER MARK

Role EVP, Chief Financial Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	18,228	$0.00	$0.00

Holdings After Transaction: Common Stock — 121,943 shares (Direct)

Footnotes (1)

1. F1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of RDNT common stock. Amount reported is net of 1,060 restricted stock awards transferred pursuant to a domestic relations order. Subject to the reporting person's continued service, twenty-percent (20%) of the RSUs will vest on March 10, 2026; the remaining eighty-percent (80%) will vest in three equal annual installments with one-third (1/3) vesting on each of March 10, 2027, 2028, and 2029, or the first business day thereafter if such date falls on a weekend or holiday, respectively. RDNT shares will be delivered to the reporting person in exchange for vested RSUs on the earlier of (i) the reporting person's separation from service, (ii) the reporting person's death or disability, (iii) a change in control of RadNet, or (iv) in equal annual installment payments over five years beginning on January 10, 2028.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did RadNet (RDNT) report for Mark Stolper?

RadNet reported that EVP and Chief Financial Officer Mark Stolper received an equity award of 18,228 shares of common stock at $0.00 per share, raising his directly held stake to 121,943 shares, according to the Form 4 insider transaction filing for this award.

What type of equity did RadNet CFO Mark Stolper receive in the latest Form 4?

The filing shows Mark Stolper received restricted stock units, with each RSU representing a contingent right to one share of RadNet common stock. The reported 18,228-share amount reflects the RSUs net of 1,060 restricted stock awards transferred under a domestic relations order.

How will Mark Stolper’s 18,228 RadNet RSUs vest over time?

Subject to his continued service, 20% of Mark Stolper’s RSUs will vest on March 10, 2026. The remaining 80% will vest in three equal annual installments on March 10, 2027, 2028, and 2029, or the first business day thereafter if those dates are non-business days.

When will RadNet shares underlying Mark Stolper’s RSUs be delivered?

RadNet shares tied to Mark Stolper’s vested RSUs will be delivered on the earlier of separation from service, his death or disability, a change in control of RadNet, or in equal annual installment payments over five years beginning on January 10, 2028, as described in the filing.

What ownership type is reported for Mark Stolper’s new RadNet RSUs?

The Form 4 lists the ownership of the awarded common stock as direct, meaning the shares underlying the restricted stock units are attributed directly to Mark Stolper. The filing does not reference any intermediary entities such as trusts or partnerships for this particular equity grant.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/05/2026 - 04:15 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

STOLPER MARK

(Last) (First) (Middle)

C/O RADNET, INC.

1510 COTNER AVENUE

(Street)

LOS ANGELES, CA 90025

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
RadNet, Inc. [ RDNT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/03/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/03/2026		A		18,228(1)	A	$0	121,943	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Each restricted stock unit ("RSU") represents a contingent right to receive one share of RDNT common stock. Amount reported is net of 1,060 restricted stock awards transferred pursuant to a domestic relations order. Subject to the reporting person's continued service, twenty-percent (20%) of the RSUs will vest on March 10, 2026; the remaining eighty-percent (80%) will vest in three equal annual installments with one-third (1/3) vesting on each of March 10, 2027, 2028, and 2029, or the first business day thereafter if such date falls on a weekend or holiday, respectively. RDNT shares will be delivered to the reporting person in exchange for vested RSUs on the earlier of (i) the reporting person's separation from service, (ii) the reporting person's death or disability, (iii) a change in control of RadNet, or (iv) in equal annual installment payments over five years beginning on January 10, 2028.

	/s/ Jose Gamez, Attorney-in-Fact	03/05/2026
	** Signature of Reporting Person	Date
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.
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