Cipher Mining (CIFR) director sells 18,769 shares at $17.51

Cipher Mining Inc. (CIFR) reported an insider stock transaction by director Wesley Hastie Williams.

Rhea-AI Filing Summary

Cipher Mining Inc. (CIFR) reported an insider stock transaction by director Wesley Hastie Williams. On 11/12/2025, he sold 18,769 shares of common stock at a price of $17.51 per share. After this sale, he beneficially owned 208,012 shares, held directly.

Insider Trade Summary

Net Seller: 18,769 shares

Net Sell 1 txn

Insider Williams Wesley Hastie

Role Director

Sold 18,769 shs ($329K)

Type	Security	Shares	Price	Value
Sale	Common Stock	18,769	$17.51	$329K

Holdings After Transaction: Common Stock — 208,012 shares (Direct)

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Cipher Mining (CIFR) report in this Form 4?

The Form 4 reports that director Wesley Hastie Williams sold 18,769 shares of Cipher Mining common stock on 11/12/2025.

At what price were the Cipher Mining (CIFR) shares sold by the director?

The reported sale price was $17.51 per share for the 18,769 shares of Cipher Mining common stock.

How many Cipher Mining (CIFR) shares does the director own after the transaction?

Following the reported sale, director Wesley Hastie Williams beneficially owned 208,012 shares of Cipher Mining common stock, held directly.

What is the relationship of the reporting person to Cipher Mining (CIFR)?

The reporting person is identified as a director of Cipher Mining Inc.

Was this Form 4 filed for one or multiple reporting persons for Cipher Mining (CIFR)?

The filing indicates it is a Form filed by one reporting person, not a joint filing.

Does this Form 4 involve any derivative securities of Cipher Mining (CIFR)?

The section for derivative securities is present, but the provided excerpt shows no specific derivative transactions reported.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 11/14/2025 - 06:53 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Williams Wesley Hastie

(Last) (First) (Middle)

C/O CIPHER MINING INC.

1 VANDERBILT AVENUE, FLOOR 54

(Street)

NEW YORK NY 10017

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Cipher Mining Inc. [ CIFR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/12/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/12/2025		S		18,769	D	$17.51	208,012	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ William Iwaschuk, Attorney-in-Fact for Wesley Hastie Williams	11/14/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.