Core Scientific (CORZ) insider sale at $17.94; holdings 4,363,600

Adam Taylor Sullivan, Chief Executive Officer and director of Core Scientific, Inc. (CORZ), reported a transaction on 09/30/2025 in which 23,508 shares of Common Stock were disposed of at a price of $17.94 per share.

Rhea-AI Filing Summary

Adam Taylor Sullivan, Chief Executive Officer and director of Core Scientific, Inc. (CORZ), reported a transaction on 09/30/2025 in which 23,508 shares of Common Stock were disposed of at a price of $17.94 per share. The filing explains the disposition code F(1) and notes that the sale represented shares withheld to satisfy withholding tax obligations upon the vesting of restricted stock units. After the reported transaction(s), the filing shows the Reporting Person beneficially owns 4,363,600 shares, and separately discloses an earlier acquisition of 3,555 shares received on 07/17/2025 from an in-kind distribution by XMS XPDI Sponsor Holdings LLC that was exempt from Section 16 under Rule 16a-9.

Positive

• 4,363,600 shares remain beneficially owned by the Reporting Person after the transaction
• Disposition is disclosed as tax-withholding on vested restricted stock units (administrative nature)
• Reporting includes prior exempt in-kind acquisition of 3,555 shares on 07/17/2025

Negative

• A sale/disposition of 23,508 shares occurred on 09/30/2025 at $17.94 per share

Insights

Corporate Governance Expert

TL;DR: CEO reported a small disposition tied to tax withholding after RSU vesting; ownership remains substantial.

The Form 4 shows a 09/30/2025 disposition of 23,508 shares at $17.94, recorded under code F(1), which the filer explains were withheld to satisfy tax withholding on vested restricted stock units. This is a common administrative sale linked to compensation rather than a signaling trade.

The filing also confirms continued large beneficial ownership of 4,363,600 shares and documents receipt of 3,555 shares on 07/17/2025 via an in-kind distribution exempt under Rule 16a-9. The combination of vesting, withholding, and an exempt in-kind distribution are all explicitly disclosed in the Form 4.

Insider Trade Summary

Exercise Price or Tax Liability: 23,508 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	23,508	$17.94	$422K

Holdings After Transaction: Common Stock — 4,363,600 shares (Direct)

Footnotes (2)

1. F1. Represents shares withheld to satisfy withholding tax obligations upon the vesting of restricted stock units.
2. F2. Reported amount reflects the acquisition of 3,555 shares of Common Stock that the Reporting Person received on July 17, ,2025 for no consideration in connection with an in-kind distribution by XMS XPDI Sponsor Holdings LLC, which was exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), pursuant to Rule 16a-9 under the Exchange Act.

FAQ

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

What did the Core Scientific (CORZ) Form 4 filed for Adam Taylor Sullivan report?

The Form 4 reports a disposition of 23,508 shares on 09/30/2025 at $17.94 per share and shows 4,363,600 shares beneficially owned after the transaction.

Why were 23,508 shares disposed of by the Reporting Person?

The filing states those shares were withheld to satisfy withholding tax obligations upon the vesting of restricted stock units.

Did the reporting person acquire any shares recently according to the filing?

Yes. The filing discloses receipt of 3,555 shares on 07/17/2025 from an in-kind distribution by XMS XPDI Sponsor Holdings LLC, exempt under Rule 16a-9.

What relationship does the reporting person have to Core Scientific?

The reporting person is listed as a Director and the Chief Executive Officer of Core Scientific.

What transaction code was used for the disposition?

The disposition is reported with transaction code F(1).

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

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Accepted by SEC EDGAR 10/02/2025 - 04:30 PM EDT 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).

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 DE 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)
09/30/2025

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	09/30/2025		F(1)		23,508	D	$17.94	4,363,600(2)	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:

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

2. Reported amount reflects the acquisition of 3,555 shares of Common Stock that the Reporting Person received on July 17, ,2025 for no consideration in connection with an in-kind distribution by XMS XPDI Sponsor Holdings LLC, which was exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), pursuant to Rule 16a-9 under the Exchange Act.

	/s/ Todd DuChene, as Attorney-in-Fact	10/02/2025
	** 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.