TERAWULF INC. — Director's Dealing 2025

Dec 12, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TERAWULF INC. (WULF)
CIK: 0001083301
Period of Report: 2025-12-09

Reporting Person: Langlais Kerri M. (Director, Chief Strategy Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-09	Common stock, $0.001 par value per share	M	35629	—	Acquired	3572105	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-12-09	Series A Convertible Preferred Stock	$	M	251	Disposed		Common stock, $0.001 par value per share (35629)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common stock, $0.001 par value per share	864701	Indirect

Footnotes

F1: As of the date of the event requiring the filing of this report, the 251 shares of Series A Convertible Preferred Stock (the "Preferred Stock") were converted into 35,629 shares of common stock, par value $0.001 per share, via a mandatory conversion by the Issuer of all of the shares of its Preferred Stock pursuant to Sec. 10(c) of the Certificate of Designations of the Preferred Stock, at a conversion price of $10.00 per share of Preferred Stock, as previously disclosed on the Issuer's current report on Form 8-K filed on November 25, 2025.