Nazar M. Khan - 10 Sep 2026 Form 4 Insider Report for TERAWULF INC. (WULF)

Reporting relationship: Chief Technology Officer, Director
Issuer ticker: WULF
Reported as of: 10 Sep 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 11 Sep 2026, 20:52:13 UTC
Prior SEC filing: 20 May 2026
Next SEC filing: 29 Sep 2026
Source filing: View source filing
Reporting owner signature: /s/ Nazar M. Khan

Key filing fact

Nazar M. Khan filed Form 4 for TERAWULF INC. (WULF) on 11 Sep 2026.

Key facts

This page summarizes Nazar M. Khan's Form 4 filing for TERAWULF INC. (WULF).
2 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 11 Sep 2026, 20:52.

Change

Previous filing in this sequence was filed on 20 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001877476 Primary reporting owner

Khan Nazar M.

Relationship: Chief Technology Officer, Director
Address: C/O TERAWULF INC., 9 FEDERAL STREET, EASTON
Signature: /s/ Nazar M. Khan
Signature date: 11 Sep 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

WULF transaction Derivative

Forward sale contract (obligation to sell)

Other

Transaction value
Shares: -350,000
Change %: -100%
Price
Shares after: 0
Date: 10 Sep 2026
Ownership: By Lake Harriet Holdings, LLC
Underlying class: Common stock, $0.001 par value per share
Underlying amount: 350,000
Exercise price
Footnotes: F1, F2, F3

WULF transaction Derivative

Forward sale contract (obligation to sell)

Other

Transaction value
Shares: +350,000
Change %
Price
Shares after: 350,000
Date: 10 Sep 2026
Ownership: By Lake Harriet Holdings, LLC
Underlying class: Common stock, $0.001 par value per share
Underlying amount: 350,000
Exercise price
Footnotes: F1, F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

On September 19, 2025, Lake Harriet Holdings, LLC ("Lake Harriet Holdings") entered into a prepaid variable share forward contract / loan facility (the "Original Contract") with an unaffiliated dealer with a pledge of up to a maximum of 350,000 shares of common stock, par value $0.001 per share ("Common Stock"), of TeraWulf Inc. On September 10, 2026, Lake Harriet Holdings amended and restated the Original Contract (the "Amended Contract"), which extended the settlement date of the Original Contract from September 21, 2026 to September 10, 2027 and amended certain other terms of the Original Contract.

Footnote F2

(Continued from footnote 1) The Amended Contract can be settled in cash or Common Stock and/or refinanced, at Lake Harriet Holdings' option. In exchange for assuming the obligation under the Original Contract, Lake Harriet Holdings received a cash payment in September 2025. Pursuant to the Amended Contract, Lake Harriet Holdings received an additional cash payment / loan from the dealer and pledged 350,000 shares of Common Stock (the "Pledged Shares"). Lake Harriet Holdings retains dividend and voting rights in the Pledged Shares during the term of the pledge.

Footnote F3

By Lake Harriet Holdings. The Nazar M. Khan Revocable Trust ("Khan Revocable Trust") is the sole member of Lake Harriet Holdings. Nazar M. Khan (the "Reporting Person") is the sole trustee of the Khan Revocable Trust and may be deemed to have the power to direct the voting and disposition of the Common Stock beneficially owned by the Khan Revocable Trust. Accordingly, pursuant to the regulations promulgated under Section 13(d) of the Securities Exchange Act of 1934, as amended, the Reporting Person may be deemed to be a beneficial owner of the shares of Common Stock held for the account of the Khan Revocable Trust.