Core Scientific CEO amends tax share withholding

Core Scientific, Inc. CEO and director reported an amendment to a prior insider transaction report.

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Form Type

4/A

Rhea-AI Filing Summary

Core Scientific, Inc. CEO and director reported an amendment to a prior insider transaction report. On January 29, 2026, 274,554 shares of common stock were withheld at $18.79 per share to cover tax obligations from vesting restricted stock units. After this withholding, the reporting person beneficially owned 4,131,150 shares directly. The amendment corrects an earlier filing that had inadvertently reported 274,404 shares withheld on January 23, 2026.

Insider Trade Summary

Exercise Price or Tax Liability: 274,554 shares

Exercise Price or Tax Liability 1 txn

Insider Sullivan Adam Taylor

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	274,554	$18.79	$5.16M

Holdings After Transaction: Common Stock — 4,131,150 shares (Direct)

Footnotes (1)

F1. Represents shares withheld to satisfy withholding tax obligations upon the vesting of restricted stock units.

FAQ

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What insider transaction did Core Scientific (CORZ) report in this Form 4/A?

Core Scientific reported its CEO and director had 274,554 common shares withheld at $18.79 per share to cover tax obligations from vesting restricted stock units, leaving 4,131,150 shares beneficially owned directly after the transaction.

Why did the Core Scientific (CORZ) CEO have shares withheld on January 29, 2026?

The shares were withheld to satisfy withholding tax obligations triggered when restricted stock units vested. Instead of paying cash taxes, a portion of the vested shares, totaling 274,554, was retained by the company at $18.79 per share.

What does this Form 4/A amendment change from the earlier Core Scientific filing?

The amendment corrects the originally reported share withholding. The prior filing stated 274,404 shares were withheld on January 23, 2026; the amendment now reflects 274,554 shares withheld on January 29, 2026 for tax obligations on vested RSUs.

How many Core Scientific (CORZ) shares does the CEO own after this reported transaction?

Following the tax withholding transaction, the CEO beneficially owns 4,131,150 shares of Core Scientific common stock directly. This figure reflects ownership after 274,554 shares were withheld to cover taxes related to restricted stock unit vesting.

Does this Core Scientific Form 4/A indicate an open market sale by the CEO?

No, the filing describes shares withheld to cover tax obligations on vesting restricted stock units, coded as transaction type F. This reflects a tax-related share withholding, not a discretionary open market sale initiated by the CEO.

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Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 02/02/2026 - 04:15 PM EST

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^*

Sullivan Adam Taylor

(Last)

(First)

(Middle)

C/O CORE SCIENTIFIC, INC.

838 WALKER ROAD, SUITE 21-2105

(Street)

DOVER

19904

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Core Scientific, Inc./tx [ CORZ ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/29/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)
01/26/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	01/29/2026		F⁽¹⁾		274,554	D	$18.79	4,131,150	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents shares withheld to satisfy withholding tax obligations upon the vesting of restricted stock units.

Remarks:

This Form 4 amendment is being filed to amend and restate in its entirety the original Form 4 filed by the Reporting Person on January 26, 2026, which inadvertently reported 274,404 shares were withheld on January 23, 2026 to satisfy withholding tax obligations upon the vesting of restricted stock units.

	/s/ Todd DuChene, as Attorney-in-Fact	02/02/2026
	** 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.

Source: View Original Filing on SEC EDGAR