Tax withholding updates Sensus Healthcare (SRTS) COO share holdings

Rhea-AI Filing Summary

Sensus Healthcare, Inc. reported that Chief Operating Officer Magdalena Martinez had 741 shares of common stock withheld at $2.66 per share to satisfy withholding taxes arising from the vesting of restricted stock on December 19, 2023. After this tax-withholding disposition, she held 12,013 shares of common stock, including 7,500 shares of restricted stock, as of that date. The amended filing corrects a prior Form 4 that had understated her holdings as 9,759 shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Martinez Magdalena

Role CHIEF OPERATING OFFICER

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	741	$2.66	$2K

Holdings After Transaction: Common Stock — 12,013 shares (Direct, null)

Footnotes (1)

1. Represents shares withheld to pay reporting person's withholding tax obligation arising solely in connection with the vesting of restricted stock. On December 20, 2023, the reporting person filed a Form 4 which inadvertently reported that the reporting person owned 9,759 shares of the issuer's common stock as of December 19, 2023. In fact, the reporting person held 12,013 shares of the issuer's common stock (including 7,500 shares of restricted stock) as of December 19, 2023.

Key Figures

Shares withheld for taxes: 741 shares Withholding price per share: $2.66 per share Shares owned after transaction: 12,013 shares +1 more

4 metrics

Shares withheld for taxes 741 shares Tax-withholding disposition on December 19, 2023

Withholding price per share $2.66 per share Value used for tax-withholding shares

Shares owned after transaction 12,013 shares Total common shares held as of December 19, 2023

Restricted stock included 7,500 shares Restricted shares included in 12,013-share total

Key Terms

restricted stock, withholding tax obligation, Form 4, tax-withholding disposition

4 terms

restricted stock financial

"arising solely in connection with the vesting of restricted stock."

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

withholding tax obligation financial

"shares withheld to pay reporting person's withholding tax obligation arising solely"

Form 4 regulatory

"the reporting person filed a Form 4 which inadvertently reported"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 Insider Transactions: What Each Field Means →

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^*

Martinez Magdalena

(Last) (First) (Middle)

851 BROKEN SOUND PARKWAY NW #215

(Street)

BOCA RATON FLORIDA 33487

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Sensus Healthcare, Inc. [ SRTS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHIEF OPERATING OFFICER

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
12/19/2023

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

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

4. If Amendment, Date of Original Filed (Month/Day/Year)
12/20/2023

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	12/19/2023		F		741(1)	D	$2.66	12,013(2)	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. Represents shares withheld to pay reporting person's withholding tax obligation arising solely in connection with the vesting of restricted stock.

2. On December 20, 2023, the reporting person filed a Form 4 which inadvertently reported that the reporting person owned 9,759 shares of the issuer's common stock as of December 19, 2023. In fact, the reporting person held 12,013 shares of the issuer's common stock (including 7,500 shares of restricted stock) as of December 19, 2023.

	/s/ /s/ Magdalena Martinez	04/22/2026
	** 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.
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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Sensus Healthcare (SRTS) report for its COO?

Sensus Healthcare reported that COO Magdalena Martinez had 741 common shares withheld to cover taxes from restricted stock vesting. This was a tax-withholding disposition, not an open-market sale, and reflects routine handling of equity compensation obligations.

How many Sensus Healthcare (SRTS) shares does the COO hold after this filing?

After the tax-withholding transaction, COO Magdalena Martinez held 12,013 shares of Sensus Healthcare common stock. This total includes 7,500 shares of restricted stock, all reported as of December 19, 2023, according to the amended insider filing.

Was the Sensus Healthcare (SRTS) COO’s Form 4 amended for an error?

Yes. The amended Form 4 explains that a prior filing incorrectly showed 9,759 shares owned. In fact, Magdalena Martinez held 12,013 shares, including 7,500 restricted shares, as of December 19, 2023, and the amendment corrects this ownership figure.

Does the Sensus Healthcare (SRTS) COO’s tax withholding involve an open-market sale?

No. The 741 shares were withheld by Sensus Healthcare to satisfy the COO’s withholding tax obligation from vesting restricted stock. This is characterized as a tax-withholding disposition, not an open-market sale or discretionary trading decision.

What was the price used for the Sensus Healthcare (SRTS) COO’s withheld shares?

The 741 shares withheld for taxes were valued at $2.66 per share. This price is used in the filing to quantify the tax-withholding disposition related to the vesting of restricted stock for COO Magdalena Martinez on December 19, 2023.