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Core Scientific (NASDAQ: CORZ) legal chief sells stock in preset plan

Filing Impact
(Moderate)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Core Scientific, Inc. (CORZ) reported that its Chief Legal and Administrative Officer, Todd M. Duchene, sold 10,000 shares of common stock on August 24, 2026 in an open-market transaction at a weighted average price of $17.4493 per share. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted on December 5, 2025. After this transaction, Duchene directly holds 1,937,896 shares of Core Scientific common stock.

The filing notes that the 10,000 shares were sold in multiple trades at prices ranging from $17.17 to $17.77 per share.

Positive

  • None.

Negative

  • None.
Insider DUCHENE TODD M
Role See remarks
Sold 10,000 shs ($174K)
Type Security Shares Price Value
Sale Common Stock F1, F2 10,000 $17.4493 $174K
Holdings After Transaction: Common Stock — 1,937,896 shares (Direct)
Footnotes (2)
  1. F1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 5, 2025.
  2. F2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.17 to $17.77, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.
Shares sold 10,000 shares of Common Stock Open-market sale on August 24, 2026
Weighted average sale price $17.4493 per share Common stock sale on August 24, 2026
Sale price range $17.17 to $17.77 per share Multiple transactions comprising the 10,000-share sale
Shares owned after transaction 1,937,896 shares Direct ownership following the August 24, 2026 sale
Rule 10b5-1 plan adoption date December 5, 2025 Trading plan under which the reported sale was effected
Rule 10b5-1 trading plan regulatory
"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
weighted average price financial
"The price reported is a weighted average price. These shares were sold in"
Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.
open market market
"Sale in open market or private transaction"
An open market is a system where buying and selling of goods, services, or financial assets happen freely without restrictions or special controls. For investors, it means they can trade assets easily and quickly, which helps determine fair prices based on supply and demand. This environment encourages transparency and competition, making it easier to buy or sell with confidence.

FAQ

What insider transaction did CORZ report for Todd M. Duchene?
Core Scientific (CORZ) reported that Todd M. Duchene sold 10,000 shares of common stock on August 24, 2026 in an open-market transaction at a weighted average price of $17.4493 per share, executed under a Rule 10b5-1 trading plan.

How many CORZ shares does Todd M. Duchene own after this sale?
After the reported sale, Todd M. Duchene directly holds 1,937,896 shares of Core Scientific common stock. This figure reflects his position immediately following the August 24, 2026 transaction disclosed in the Form 4.

Was the August 24, 2026 CORZ insider sale under a Rule 10b5-1 plan?
Yes. The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by Todd M. Duchene on December 5, 2025, as disclosed in the Form 4 footnotes.

What price range were the CORZ shares sold at in this insider trade?
The 10,000 Core Scientific (CORZ) shares were sold at prices ranging from $17.17 to $17.77 per share, with a reported weighted average price of $17.4493 per share for the transaction.

What is Todd M. Duchene’s role at Core Scientific (CORZ)?
The Form 4 identifies Todd M. Duchene as the company’s Chief Legal and Administrative Officer, as noted in the remarks section of the filing.

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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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).
X
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*
DUCHENE TODD M
(Last)(First)(Middle)
C/O CORE SCIENTIFIC, INC.
838 WALKER ROAD, SUITE 21-2105
(Street)
DOVER DELAWARE 19904
(City)(State)(Zip)
UNITED STATES
(Country)		2. Issuer Name and Ticker or Trading Symbol
Core Scientific, Inc./tx [ CORZ ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
See remarks
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/24/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Stock08/24/2026S(1)10,000D$17.4493(2)1,937,896D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on December 5, 2025.
2. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.17 to $17.77, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.
Remarks:
Chief Legal and Administrative Officer
/s/ Todd DuChene08/26/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR