Inspire Medical officer sells 2,641 shares

Inspire Medical Systems officer John Rondoni sold 2,641 shares of Common Stock in an open-market transaction at a weighted average price of $43.28 per share.

Rhea-AI Filing Summary

Inspire Medical Systems officer John Rondoni sold 2,641 shares of Common Stock in an open-market transaction at a weighted average price of $43.28 per share. The shares were sold on May 15, 2026, and he now directly holds 27,165 shares.

Insider Trade Summary

Net Seller: 2,641 shares

Net Sell 1 txn

Insider Rondoni John

Role See Remarks

Sold 2,641 shs ($114K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,641	$43.28	$114K

Holdings After Transaction: Common Stock — 27,165 shares (Direct)

Footnotes (1)

1. F1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.09 to $43.40. The Reporting Person undertakes to provide 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 sold at each separate price within the range set forth in this footnote.

Key Figures

Shares sold: 2,641 shares Weighted average sale price: $43.28/share Sale price range: $43.09–$43.40/share +1 more

4 metrics

Shares sold 2,641 shares Open-market sale on May 15, 2026

Weighted average sale price $43.28/share Common Stock sale on May 15, 2026

Sale price range $43.09–$43.40/share Prices of individual trades within the transaction

Shares held after transaction 27,165 shares Direct ownership after May 15, 2026 sale

Key Terms

open-market sale, weighted average price, Common Stock, Form 4

4 terms

open-market sale financial

"transaction_action is described as an open-market sale of Common Stock"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

weighted average price financial

"The price reported in Column 4 is a weighted average price"

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

Common Stock financial

"The reported security title for the transaction is Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Form 4 regulatory

"Insider activity is disclosed through this Form 4 filing"

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.

FAQ

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

What did Inspire Medical Systems (INSP) officer John Rondoni report in this Form 4?

He reported an open-market sale of Inspire Medical Systems shares. The filing shows he sold 2,641 shares of Common Stock on May 15, 2026, and, after the transaction, he directly holds 27,165 Inspire Medical Systems shares.

How many Inspire Medical Systems (INSP) shares did John Rondoni sell and at what price?

He sold 2,641 shares of Inspire Medical Systems Common Stock. The reported weighted average sale price was $43.28 per share, with individual trades executed within a price range from $43.09 to $43.40 during the transaction.

What are John Rondoni’s Inspire Medical Systems (INSP) holdings after the transaction?

After the sale, he directly holds 27,165 Inspire Medical Systems shares. This post-transaction ownership figure reflects his remaining direct position in the company’s Common Stock as reported in the Form 4 filing following the May 15, 2026 transaction.

Was the Inspire Medical Systems (INSP) transaction by John Rondoni an open-market sale?

Yes, the transaction was an open-market sale of Common Stock. The Form 4 describes the code S sale as an open-market or private transaction, with 2,641 shares sold at a weighted average price of $43.28 per share.

Over what price range were Inspire Medical Systems (INSP) shares sold by John Rondoni?

The shares were sold in a price range from $43.09 to $43.40. The Form 4 footnote explains that the reported $43.28 figure is a weighted average of multiple trades executed within that specific intraday price range.

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

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Accepted by SEC EDGAR 05/19/2026 - 04:05 PM EDT 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^*

Rondoni John

(Last) (First) (Middle)

C/O INSPIRE MEDICAL SYSTEMS, INC.

5500 WAYZATA BLVD., SUITE 1600

(Street)

GOLDEN VALLEY MINNESOTA 55416

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/15/2026

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)

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	05/15/2026		S		2,641	D	$43.28(1)	27,165	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 in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.09 to $43.40. The Reporting Person undertakes to provide 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 sold at each separate price within the range set forth in this footnote.

Remarks:

Title: Chief Product and Innovation Officer.

	/s/ Bryan Phillips, Attorney-in-Fact for John Rondoni	05/19/2026
	** 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)