Inspire Medical exec awarded stock, with tax withholding

Inspire Medical Systems executive Weatherby Carlton reported equity compensation changes involving the company’s common stock.

Rhea-AI Filing Summary

Inspire Medical Systems executive Weatherby Carlton reported equity compensation changes involving the company’s common stock. On February 20, 2026, he acquired 2,196 shares at no cost following satisfaction of performance conditions on previously granted performance stock units, and 672 shares were withheld at $59.53 per share to cover taxes on that vesting.

On the same date, he also received additional stock awards totaling tens of thousands of shares at no cost, including restricted stock units that vest in three equal annual installments beginning February 20, 2027, contingent on his continued employment. After these transactions, his directly held common stock balance increased, even after the tax-withholding disposition.

Insider Trade Summary

4 transactions reported

Mixed 4 txns

Insider Weatherby Carlton

Role See Remarks

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,196	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	672	$59.53	$40K
Grant/Award	Common Stock	20,997	$0.00	$0.00
Grant/Award	Common Stock	12,598	$0.00	$0.00

Holdings After Transaction: Common Stock — 41,679 shares (Direct)

Footnotes (3)

1. F1. Reflects an award of shares of common stock following the satisfaction of performance conditions associated with previously granted performance stock units.
2. F2. Reflects shares of common stock that were withheld by the Issuer to satisfy taxes incident to vesting of a performance stock unit award.
3. F3. Represents an award of restricted stock units ("RSUs"), which vests in three equal annual installments commencing on February 20, 2027. Each RSU represents a contingent right to receive one share of Issuer's common stock, subject to the Reporting Person's continuous employment with the Issuer through the relevant dates.

FAQ

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

What did Inspire Medical Systems (INSP) executive Weatherby Carlton report in this Form 4?

Weatherby Carlton reported equity compensation activity in Inspire Medical Systems common stock. He received stock from vested performance units, had some shares withheld for taxes, and obtained additional stock awards and restricted stock units that will vest over time, all reflected as direct ownership changes.

How many Inspire Medical Systems (INSP) shares did Carlton acquire from performance stock units?

Carlton acquired 2,196 shares of Inspire Medical Systems common stock at no cost when performance conditions were met on previously granted performance stock units. This represents a conversion of prior performance-based awards into actual shares, increasing his directly held share count on the transaction date.

Why were some Inspire Medical Systems (INSP) shares disposed of in Carlton’s Form 4?

The 672-share disposition was a tax-withholding transaction at $59.53 per share, not an open-market sale. Inspire Medical Systems withheld these shares to satisfy tax obligations triggered by vesting of a performance stock unit award, leaving Carlton with a net increase in share ownership.

What restricted stock units did Carlton receive from Inspire Medical Systems (INSP)?

Carlton received an award of restricted stock units that vest in three equal annual installments starting February 20, 2027. Each RSU represents a contingent right to one share of Inspire Medical Systems common stock, subject to his continuous employment through each applicable vesting date.

Are Carlton’s Inspire Medical Systems (INSP) transactions open-market buys or sales?

The filing shows grant and vesting-related transactions, not open-market trades. Shares were acquired through stock and RSU awards at no cost, while a smaller number of shares were withheld solely to cover taxes due on a vesting performance stock unit award.

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

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Accepted by SEC EDGAR 02/24/2026 - 06:58 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^*

Weatherby Carlton

(Last) (First) (Middle)

C/O INSPIRE MEDICAL SYSTEMS, INC.

5500 WAYZATA BLVD., SUITE 1600

(Street)

GOLDEN VALLEY MN 55416

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Inspire Medical Systems, Inc. [ INSP ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	See Remarks

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

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	02/20/2026		A		2,196(1)	A	$0.00	8,756	D
Common Stock	02/20/2026		F		672(2)	D	$59.53	8,084	D
Common Stock	02/20/2026		A		20,997(3)	A	$0.00	29,081	D
Common Stock	02/20/2026		A		12,598(3)	A	$0.00	41,679	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. Reflects an award of shares of common stock following the satisfaction of performance conditions associated with previously granted performance stock units.

2. Reflects shares of common stock that were withheld by the Issuer to satisfy taxes incident to vesting of a performance stock unit award.

3. Represents an award of restricted stock units ("RSUs"), which vests in three equal annual installments commencing on February 20, 2027. Each RSU represents a contingent right to receive one share of Issuer's common stock, subject to the Reporting Person's continuous employment with the Issuer through the relevant dates.

Remarks:

Chief Strategy and Growth Officer.

	/s/ Bryan Phillips, Attorney-in-Fact for Carlton Weatherby	02/24/2026
	** 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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