Transaction · 0000905148-26-004258

Duchene Todd M

DUCHENE TODD M, SR, reported an open-market or private sale at Core Scientific, Inc. tx involving 10000.000000 shares for an estimated $183746.00. Reported holdings after the transaction were 1197896.000000 shares. The stored filing text includes a detected 10b5-1 reference.

Open-market sellSEC transaction code SSR
CORZCore Scientific, Inc. tx
Trade date
Sep 21, 2026
Filing date
Sep 23, 2026
View on SEC Insider profile
Estimated value-$183kShares × reported price
Shares traded10.0k$18.37 per share
Holdings after1.19MDirect
% of reported position traded0.83%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 1,207,896 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

CORZ price since this filing

Daily closing prices, with the filing date and available return windows
CORZ · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -1.7%1w ago -6.3%1d ago -0.7%
Returns since7d -11.7%30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0000905148-26-004258
Common Stock
Transaction date
Sep 21, 2026
Filed Sep 23, 2026, 08:11 PM · 2d delay
Shares
10,000 sh
$18.37 per share
Estimated value
-$183k
Computed from shares × price
Holdings after
1,197,896 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership Repeat Seller 10b5-1 Detected
Filing-only score

0 points

Compact filing score computed from stored Form 4 facts. Version v1.

Neutral filing signal

This filing is broadly neutral on the filing-only scale. The Form 4 facts do not strongly tilt positive or negative.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • timely_filing+4 points

    reporting_delay_days = 2

    Filing reported within two business days of the transaction.
  • tenb5_1_detected-10 points

    is_10b5_1 = true

    Stored filing content includes detected 10b5-1 language.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

See remarks

Officer YesDirector No10% NoOther No
Footnotes & amended
  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 $17.81 to $18.64, inclusive. The Reporting Person undertakes to provide to the Is…

  3. F3

    Represents shares held by a grantor retained annuity trust of which the Reporting Person is the sole trustee.

Original filing · 0000905148-26-004258
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CORZ