Company: CIFRW
Filing Date: 2025-10-06
Form Type: DEF 14A
Source: 0001819989-25-000096
Chunk: 6

Company: Cipher Mining Inc.
Filing Date: 2025-10-06
Form: DEF 14A
Chunk 6
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 three ways to vote by proxy:

• by Internet—You can vote over the Internet at www.proxyvote.com by following the instructions on the Notice and Access Card or proxy card;

• by Telephone—You can vote by telephone by calling 1-800-690-6903 and following the instructions on the proxy card; or

• by Mail—You can vote by mail by signing, dating and mailing the proxy card, which you may have received by mail.

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Internet and Telephone voting facilities for stockholders of record will be available 24 hours a day and will close at 11:59 p.m., Eastern Time, on October 29, 2025.

If your shares are held in the name of a bank, broker or other holder of record, you will receive instructions on how to vote from the bank, broker or holder of record. You must follow the instructions of such bank, broker or holder of record in order for your shares to be voted.

#### How can I attend and vote at the Special Meeting?
We will be hosting the Special Meeting live via audio webcast. Any stockholder can attend the Special Meeting live online at www.virtualshareholdermeeting.com/CIFR2025SM . If you were a stockholder as of the Record Date, or you hold a valid proxy for the Special Meeting, you can vote at the Special Meeting. A summary of the information you need to attend the Special Meeting online is provided below:

• Instructions on how to attend and participate via the Internet, including how to demonstrate proof of stock ownership, are posted at www.virtualshareholdermeeting.com/CIFR2025SM.

• Assistance with questions regarding how to attend and participate via the Internet will be provided at www.virtualshareholdermeeting.com/CIFR2025SM on the day of the Special Meeting.

• Webcast starts at 8:00 a.m., Eastern Time.

• You will need your 16-Digit Control Number to enter the Special Meeting.

• Stockholders may submit questions while attending the Special Meeting via the Internet.

• Webcast replay of the Special Meeting will be available until October 29, 2026.

To attend and participate in the Special Meeting, you will need the 16-digit control number included in your Notice and Access Card, on your proxy card or on the instructions that accompanied your proxy materials. If your shares are held in “street name,” you should contact your bank or broker to obtain your 16-digit control number or otherwise vote through the