Inogen Inc — Director's Dealing 2026

Mar 3, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Inogen Inc (INGN)
CIK: 0001294133
Period of Report: 2026-02-27

Reporting Person: Smith Kevin P. (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-03-01	Common Stock	A	1500	$6.10	Acquired	14278	Direct
2026-03-01	Common Stock	M	14005	—	Acquired	28283	Direct
2026-03-01	Common Stock	F	6276	$6.10	Disposed	22007	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-27	Restricted Stock Unit	$	A	35000	Acquired		Common Stock (35000)	Direct
2026-03-01	Restricted Stock Unit	$	M	14005	Disposed		Common Stock (14005)	Direct

Footnotes

F1: Shares acquired through the Company's 2014 Employee Stock Purchase Plan.

F2: The reported shares were withheld to cover the Reporting Person's tax withholding liability in connection with a portion of a time-based restricted stock unit award that vested on March 1, 2026.

F3: Each restricted stock unit represents a contingent right to receive one share of Inogen common stock.

F4: Subject to the reporting person's continued service, 1/3rd of the restricted stock units shall vest on March 1, 2027 (the "2027 Vesting Commencement Date"), and 1/3rd of the restricted stock units shall vest every year thereafter on the same day of the year as the 2027 Vesting Commencement Date.

F5: 1/3rd of the restricted stock units vested on March 1, 2026 (the "2026 Vesting Commencement Date"), and subject to the reporting person's continued service, 1/3rd of the restricted stock units shall vest every year thereafter on the same day of the year as the 2026 Vesting Commencement Date.