Company: INGN
Filing Date: 2025-03-27
Form Type: DEFA14A
Source: 0000950170-25-045738
Chunk: 1

Company: Inogen Inc
Filing Date: 2025-03-27
Form: DEFA14A
Chunk 1
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 a paper or email copy. For complete information and to vote, visit www.ProxyVote.com Control 

# Smartphone users Point your camera here and vote without entering a control number Vote Virtually at the Meeting* May 14, 2025 10:00 AM PDT Virtually at: www.virtualshareholdermeeting.com/INGN2025 *Please check the meeting materials for any special requirements for meeting attendance.
Vote at www.ProxyVote.com THIS IS NOT A VOTABLE BALLOT This is only an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters. Voting Items Board Recommends 1. Election of Class II Directors For Nominees: 01) Kevin King 02) Mary Kay Ladone 03) Kevin R.M. Smith 2. To ratify the appointment of Deloitte & Touche LLP as our independent registered public accounting firm for the year ending December 31, 2025. For 3. To approve, on an advisory and non-binding basis, the compensation of our named executive officers. For 4. To approve the Inogen, Inc. Amended and Restated 2023 Equity Incentive Plan. For Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Delivery Settings”. V67696-P23276