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Senseonics (SENS) CEO sees 32,598 shares withheld for RSU tax obligations

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Senseonics Holdings, Inc. reported an insider equity transaction by President and CEO Timothy T. Goodnow. On the reported date, 32,598 shares of common stock were withheld at a price of $7.18 per share to cover withholding tax obligations tied to the vesting of restricted stock units. This was not an open-market sale but a tax-withholding disposition. After this transaction, Goodnow directly held 1,143,748 shares of Senseonics common stock.

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Insider Goodnow Timothy T
Role President and CEO
Type Security Shares Price Value
Tax Withholding Common Stock 32,598 $7.18 $234K
Holdings After Transaction: Common Stock — 1,143,748 shares (Direct, null)
Footnotes (1)
  1. [object Object]
Shares withheld for taxes 32,598 shares Withheld to satisfy tax obligations on RSU vesting
Withholding price per share $7.18 per share Value used for the tax-withholding disposition
Shares held after transaction 1,143,748 shares Direct Senseonics common stock holdings post-transaction
restricted stock units financial
"upon the vesting of restricted stock units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
withholding tax obligations financial
"shares withheld to satisfy withholding tax obligations"
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 regulatory
"INSIDER FILING DATA (Form 4)"
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.
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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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*
Goodnow Timothy T

(Last)(First)(Middle)
20451 SENECA MEADOWS PARKWAY

(Street)
GERMANTOWN MARYLAND 20876-7005

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Senseonics Holdings, Inc. [ SENS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
XOfficer (give title below)Other (specify below)
President and CEO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/15/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Stock06/15/2026F(1)32,598D$7.181,143,748D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Represents shares withheld to satisfy withholding tax obligations upon the vesting of restricted stock units.
/s/ Frederick T. Sullivan, Attorney-in-Fact06/17/2026
** Signature of Reporting PersonDate
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 did Senseonics (SENS) CEO Timothy Goodnow report in this Form 4?

Timothy Goodnow reported a tax-related share disposition. 32,598 Senseonics common shares were withheld at $7.18 each to satisfy withholding tax obligations from vesting restricted stock units, leaving him with 1,143,748 directly held shares afterward.

Was the Senseonics (SENS) CEO’s Form 4 transaction an open-market sale?

No, it was not an open-market sale. The 32,598 Senseonics shares were withheld by the company to cover tax obligations upon vesting of restricted stock units, a routine administrative transaction rather than a discretionary market sale.

How many Senseonics (SENS) shares does the CEO hold after this Form 4 event?

Following the tax-withholding disposition, CEO Timothy Goodnow directly holds 1,143,748 Senseonics common shares. This figure reflects his position after 32,598 shares were withheld to satisfy tax obligations arising from restricted stock unit vesting.

What price per share was used for the Senseonics (SENS) tax-withholding transaction?

The tax-withholding disposition used a price of $7.18 per Senseonics share. At this price, 32,598 shares were withheld to satisfy the CEO’s withholding tax obligations connected to the vesting of restricted stock units granted as equity compensation.

What triggered the share withholding in Senseonics (SENS) CEO’s Form 4 filing?

The withholding was triggered by the vesting of restricted stock units. When these units vested, 32,598 Senseonics shares were withheld at $7.18 per share to cover required tax payments, as described in the Form 4 footnote.