[Form 4] Senseonics Holdings, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Senseonics Holdings, Inc. (SENS)11/15/2025, 5,997 shares of common stock were withheld at $6.26 per share to cover withholding taxes upon the vesting of restricted stock units. Following this transaction, the reporting person beneficially owned 144,434 shares of common stock in direct ownership form.

The filing also notes that, effective October 17, 2025, Senseonics implemented a 1-for-20 reverse stock split of its common stock, and the share numbers in the report have been adjusted to reflect this reverse split.

11/18/2025 - 07:00 PM

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

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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^*

Horton Kenneth L

(Last) (First) (Middle)

C/O SENSEONICS HOLDINGS, INC.

20451 SENECA MEADOWS PARKWAY

(Street)

GERMANTOWN MD 20876

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Senseonics Holdings, Inc. [ SENS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	GC & Corp. Development Advisor

3. Date of Earliest Transaction (Month/Day/Year)
11/15/2025

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	11/15/2025		F(1)		5,997	D	$6.26	144,434(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 satisfy withholding tax obligations upon the vesting of restricted stock units.

2. Effective October 17, 2025, the Issuer effected a 1-for-20 reverse stock split of the Issuer's common stock. The number of securities reported herein have been adjusted to reflect the reverse stock split.

	/s/ Frederick T. Sullivan, Attorney-in-Fact	11/18/2025
	** 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.

FAQ

What insider transaction did Senseonics (SENS) report on this Form 4?

The Form 4 reports that an officer of Senseonics Holdings, Inc. had 5,997 shares of common stock withheld on 11/15/2025 to satisfy tax obligations related to vesting restricted stock units.

At what price were the withheld Senseonics (SENS) shares valued?

The 5,997 withheld shares of Senseonics common stock were valued at $6.26 per share for the tax withholding transaction.

How many Senseonics (SENS) shares does the reporting person own after the transaction?

After the reported transaction, the insider beneficially owned 144,434 shares of Senseonics common stock in direct ownership.

What is the relationship of the reporting person to Senseonics (SENS)?

The reporting person is an officer of Senseonics Holdings, Inc., serving as GC & Corp. Development Advisor.

Did Senseonics (SENS) recently complete a reverse stock split?

Yes. Effective October 17, 2025, Senseonics completed a 1-for-20 reverse stock split, and the share amounts in the Form 4 are adjusted to reflect this.

Was this Senseonics (SENS) Form 4 filed by one or multiple reporting persons?

The document indicates that the Form 4 was filed by one reporting person, not a group filing.