Senseonics (SENS) CEO adds 17,225 shares in open-market buy

Rhea-AI Filing Summary

Senseonics Holdings, Inc. President and CEO Timothy T. Goodnow made an open-market purchase of common stock. On March 13, 2026, he bought 17,225 shares at a weighted average price of $5.79 per share, bringing his direct ownership to 651,243 shares after the transaction.

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

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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^*

Goodnow Timothy T

(Last) (First) (Middle)

20451 SENECA MEADOWS PARKWAY

(Street)

GERMANTOWN MD 20876-7005

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
03/13/2026

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	03/13/2026		P		17,225	A	$5.79(1)	651,243	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. The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.75 to $5.8099 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

	/s/ Frederick T. Sullivan, Attorney-in-Fact	03/16/2026
	** 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.

FAQ

What insider transaction did Senseonics (SENS) report for Timothy T. Goodnow?

Timothy T. Goodnow reported an open-market purchase of Senseonics shares. On March 13, 2026, he bought 17,225 shares of common stock, increasing his direct holdings to 651,243 shares following the transaction.

How many Senseonics (SENS) shares did the CEO buy and at what price?

The CEO bought 17,225 Senseonics shares at a weighted average price of $5.79. The filing notes purchases occurred in multiple trades between $5.75 and $5.8099 per share, all on March 13, 2026.

What is Timothy T. Goodnow’s total Senseonics (SENS) ownership after this Form 4?

After the reported purchase, Timothy T. Goodnow directly owns 651,243 Senseonics shares. This figure reflects his position immediately following the March 13, 2026 open-market transaction disclosed in the Form 4.

Was the Senseonics (SENS) CEO transaction an open-market purchase or another type?

The transaction was an open-market purchase of common stock. The Form 4 uses code “P” and describes the action as an open-market or private purchase, meaning the CEO actively bought shares rather than receiving them as compensation or via option exercise.

Did the Senseonics (SENS) Form 4 mention a price range for the CEO’s share purchases?

Yes, the filing reports a purchase price range between $5.75 and $5.8099. The weighted average price was $5.79 per share, with the CEO offering to provide detailed trade-by-trade pricing information upon request to the company, shareholders, or SEC staff.