Company: LPSN
Filing Date: 2025-08-27
Form Type: PRE 14A
Source: 0001102993-25-000129
Chunk: 4

Company: LIVEPERSON INC
Filing Date: 2025-08-27
Form: PRE 14A
Chunk 4
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 and returning the enclosed proxy card in the prepaid postage envelope provided. Voting by any of these methods will not prevent you from attending the Special Meeting and voting your shares. You may change or revoke your proxy at any time before it is voted. Your vote is extremely important, and we appreciate you taking the time to submit your proxy to vote promptly.

If your broker, bank or other nominee is the holder of record of your shares ( i.e. , your shares are held in “street name”), you will receive a voting instruction form from the holder of record. We recommend that you instruct your broker, bank or other nominee to submit your proxy to vote your shares on the proxy card.

Regardless of the number of shares of common stock or Series B Preferred Stock that you own, your vote will be very important. Thank you for your ongoing support, interest and investment in the Company.

The Board of Directors recommends a vote “FOR” each of the Company’s proposals listed as Proposals Nos. 1 and 2 in the Proxy Statement using the enclosed proxy card.

By Order of the Board of Directors

| By:    |     |                    |
| Name:  |     | James Miller       |
| Title: |     | Chair of the Board |

[● ], 2025

This Notice of Special Meeting and the enclosed Proxy Statement and proxy card are first being mailed to stockholders entitled to notice of and to vote at the Special Meeting on or about [ ● ] , 2025 .

| Important Notice Regarding the Availability of Proxy Materials for                                                                                                                                                                                               |
| the Special Meeting of Stockholders Scheduled to Be Held on[●], 2025 at[●]a.m. Eastern Time                                                                                                                                                                      |
| This Notice of Special Meeting of Stockholders and the accompanying Proxy Statement are available free of charge at www.proxyvote.com.                                                                                                                           |
| If you have any questions concerning the business to be conducted at the Special Meeting, would like additional copies of the Proxy Statement or need help submitting a proxy for your shares, please contact MacKenzie Partners, the Company’s proxy solicitor: |

<div align='center'>MacKenzie Partners, Inc.

7 Penn Plaza

New York, New York 10001

Call Toll-Free: (800) 322-2885

Email: proxy@mackenziepartners.com</div>

#### LIVEPERSON, INC.
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### PROXY STATEMENT
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| Proxy Summary                                                                                                                                                        |     |