Inogen director awarded 28,081 RSUs

Rider Heather D. reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Rider Heather D. reported acquisition or exercise transactions in this Form 4 filing.

Inogen Inc director Heather D. Rider received an equity grant in the form of restricted stock units. She was awarded 28,081 shares of common stock at no purchase price, bringing her directly held stake to 116,282 shares. According to the award terms, these restricted stock units will vest on the earlier of the one-year anniversary of the grant date or the day before Inogen’s next Annual Meeting of stockholders, as long as she continues in service with the company.

Insider Trade Summary

Grant/Award: 28,081 shares

Grant/Award 1 txn

Insider Rider Heather D.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	28,081	$0.00	$0.00

Holdings After Transaction: Common Stock — 116,282 shares (Direct)

Footnotes (1)

1. F1. The reported shares were acquired pursuant to a restricted stock unit award. Subject to the reporting person's continued service, the restricted stock unit award shall vest on the earlier of (i) the one-year anniversary of the date of grant or (ii) the day prior to the date of the Annual Meeting of the Issuer's stockholders next following the date of grant.

Key Figures

RSU grant: 28,081 shares Total shares after grant: 116,282 shares Vesting period: Earlier of one year or before next Annual Meeting

3 metrics

RSU grant 28,081 shares Restricted stock unit award to director Heather D. Rider

Total shares after grant 116,282 shares Directly held common stock following the reported transaction

Vesting period Earlier of one year or before next Annual Meeting Condition for RSU vesting subject to continued service

Key Terms

restricted stock unit award, vest, Annual Meeting of the Issuer's stockholders

3 terms

restricted stock unit award financial

"The reported shares were acquired pursuant to a restricted stock unit award."

A restricted stock unit award is a promise by a company to give an employee a specified number of company shares at a future date if certain conditions are met, such as staying with the company or hitting performance goals. For investors, these awards matter because they can increase the total number of shares outstanding when converted, diluting existing holders, and they align employees’ incentives with shareholders’ interests much like giving a rising bonus that becomes real only after conditions are satisfied.

vest financial

"the restricted stock unit award shall vest on the earlier of the one-year anniversary"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

Annual Meeting of the Issuer's stockholders financial

"the day prior to the date of the Annual Meeting of the Issuer's stockholders next following the date of grant"

FAQ

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

What did Inogen (INGN) director Heather D. Rider receive in this Form 4 filing?

Heather D. Rider received a grant of 28,081 restricted stock units of Inogen common stock. The award was issued at no purchase price and represents part of her director compensation, increasing her total directly held shares reported in this filing.

How many Inogen (INGN) shares does Heather D. Rider hold after this transaction?

After the restricted stock unit grant, Heather D. Rider is reported to beneficially own 116,282 shares of Inogen common stock directly. This figure includes the newly granted restricted stock units disclosed in the Form 4 filing for this award.

When do Heather D. Rider’s new Inogen (INGN) restricted stock units vest?

The restricted stock units vest on the earlier of the one-year anniversary of the grant date or the day prior to Inogen’s next Annual Meeting of stockholders, provided Heather D. Rider continues her service with the company through the applicable vesting date.

Is Heather D. Rider’s Inogen (INGN) Form 4 transaction a market purchase or sale?

The Form 4 reports a grant or award acquisition coded as “A,” not an open-market purchase or sale. The 28,081 shares were acquired through a restricted stock unit award as part of compensation, with no cash price per share disclosed in the transaction.

What does the restricted stock unit award mean for Inogen (INGN) governance?

The award aligns director compensation with Inogen’s equity by granting restricted stock units that vest over time. Heather D. Rider’s continued service is required for vesting, linking her long-term incentives to shareholder interests through additional stock-based compensation rather than cash.

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

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Accepted by SEC EDGAR 06/09/2026 - 04:20 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^*

Rider Heather D.

(Last) (First) (Middle)

C/O INOGEN, INC.

500 CUMMINGS CENTER, SUITE 2800

(Street)

BEVERLY MASSACHUSETTS 01915

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Inogen Inc [ INGN ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/05/2026

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	06/05/2026		A		28,081(1)	A	$0	116,282	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 reported shares were acquired pursuant to a restricted stock unit award. Subject to the reporting person's continued service, the restricted stock unit award shall vest on the earlier of (i) the one-year anniversary of the date of grant or (ii) the day prior to the date of the Annual Meeting of the Issuer's stockholders next following the date of grant.

	/s/ Mary Wright, as Attorney-in-Fact	06/09/2026
	** 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)