AIV Apartment Investment and Management Company

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

(Rule 14a-101)

INFORMATION REQUIRED IN PROXY STATEMENT

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant ☒      Filed by a party other than the Registrant ☐

Check the appropriate box:

APARTMENT INVESTMENT AND MANAGEMENT COMPANY

(Name of Registrant as Specified in its Charter)

Not applicable.

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

Online Go to www.envisionreports.com/aiv or scan the QR code — login details are located in the shaded bar below. Votes submitted electronically must be received by 1:00 a.m., Central Time, on June 28, 2024. Annual Stockholders’ Meeting Notice Important Notice Regarding the Availability of Proxy Materials for the Apartment Investment and Management Company (Aimco) Annual Stockholders’ Meeting to be Held on June 28, 2024 Under Securities and Exchange Commission rules, you are receiving this notice that the proxy materials for Aimco’s annual stockholders’ meeting are available on the Internet. Follow the instructions below to view the materials and vote online or request a paper or email copy. The items to be voted on and location of the annual stockholders’ meeting are on the reverse side of this notice. Your vote is important! This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. Aimco’s Proxy Statement and Annual Report on Form 10-K for the fiscal year ended December 31, 2023, are available to you on the Internet at: www.envisionreports.com/aiv Easy Online Access-View your proxy materials and vote. Step 1: Go to www.envisionreports.com/aiv. Step 2: Click on Cast Your Vote or Request Materials. Step 3: Follow the instructions on the screen to log in. Step 4: Make your selections as instructed on each screen for your delivery preferences. Step 5: Vote your shares. When you go online, you can also help the environment by consenting to receive electronic delivery of future materials. Obtaining a Copy of the Proxy Materials – If you want to receive a copy of the proxy materials, you must request one. There is no charge to you for requesting a copy. Please make your request as instructed on the reverse side on or before June 18, 2024, to facilitate timely delivery. 2 NOT 03ZTGC

Annual Stockholders’ Meeting Notice Aimco’s Annual Meeting of Stockholders will be held on June 28, 2024, at Aimco’s Corporate Headquarters, 4582 S. Ulster Street, Suite 1450, Denver, CO, 80237 at 9:30 a.m. Mountain Daylight Time. Proposals to be voted on at the meeting are listed below along with the Board of Directors’ recommendations. The Board of Directors recommends a vote FOR all the nominees listed in Proposal 1 and FOR Proposals 2 and 3. 1. To elect nine directors, for a term of one year each, to serve until the 2025 Annual Meeting of Stockholders and until their successors are duly elected and qualified. Wes Powell Quincy L. Allen Patricia L. Gibson Jay Paul Leupp Sherry L. Rexroad Deborah Smith R. Dary Stone James P. Sullivan Kirk A. Sykes 2. To ratify the selection of Grant Thornton LLP to serve as independent registered public accounting firm for the Company for the fiscal year ending December 31, 2024. 3. Advisory vote to approve executive compensation. PLEASE NOTE – YOU CANNOT VOTE BY RETURNING THIS NOTICE. To vote your shares you must vote online or request a paper copy of the proxy materials to receive a proxy card. If you wish to attend and vote at the meeting, please bring this notice and identification with you. Here’s how to order a copy of the proxy materials and select delivery preferences: Current and future delivery requests can be submitted using the options below. If you request an email copy, you will receive an email with a link to the current meeting materials. PLEASE NOTE: You must use the number in the shaded bar on the reverse side when requesting a copy of the proxy materials. - Internet - Go to www.envisionreports.com/aiv. Click Cast Your Vote or Request Materials. - Phone - Call us free of charge at 1-866-641-4276. - Email - Send an email to investorvote@computershare.com with “Proxy Materials Aimco” in the subject line. Include your full name and address, plus the number located in the shaded bar on the reverse side, and state that you want a paper copy of the meeting materials. To facilitate timely delivery, all requests for a paper copy of proxy materials must be received by June 18, 2024.