TeraWulf CAO gets 6,666 shares from RSU vesting

TERAWULF INC. executive William Joseph Tanimoto, Chief Accounting Officer, reported the vesting and settlement of 6,666 Restricted Stock Units into an equal number of shares of common stock.

Rhea-AI Filing Summary

TERAWULF INC. executive William Joseph Tanimoto, Chief Accounting Officer, reported the vesting and settlement of 6,666 Restricted Stock Units into an equal number of shares of common stock. The RSUs vested upon the third anniversary of August 16, 2023, subject to his continued employment or service through that date. Following the share issuance, Tanimoto directly holds 55,564 shares of TERAWULF common stock. Each RSU represented a contingent right to receive one share of common stock.

Insider Trade Summary

6,666 shares exercised/converted

Exercise 2 txns

Insider Tanimoto William Joseph

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units F2, F3	6,666	--	--
Exercise	Common stock, $0.001 par value per share F1	6,666	--	--

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common stock, $0.001 par value per share — 55,564 shares (Direct)

Footnotes (3)

1. F1. The Reporting Person received Restricted Stock Units which vested in accordance with their terms upon the third anniversary of August 16, 2023, as reported in this Form 4, subject to the Reporting Person's continued employment or service with the Issuer through such date.
2. F2. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, $0.001 par value per share.
3. F3. The restricted stock units vested in accordance with their terms upon the third anniversary of August 16, 2023, subject to the Reporting Person's continued employment or service with the Issuer through each such date.

Key Figures

RSUs converted: 6,666 units Common shares received: 6,666 shares Shares owned after transaction: 55,564 shares +2 more

5 metrics

RSUs converted 6,666 units Restricted Stock Units exercised/converted on 2026-08-16

Common shares received 6,666 shares Common stock issued upon RSU vesting and conversion on 2026-08-16

Shares owned after transaction 55,564 shares Direct ownership of TERAWULF common stock following RSU conversion

Vesting anniversary reference Third anniversary of August 16, 2023 RSUs vested in accordance with their terms on this anniversary date

RSU-to-share ratio 1 RSU : 1 share Each Restricted Stock Unit represents a contingent right to receive one share

Key Terms

Restricted Stock Units, contingent right, Exercise or conversion of derivative security

3 terms

Restricted Stock Units financial

"The Reporting Person received Restricted Stock Units which vested in accordance"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

contingent right financial

"Each Restricted Stock Unit represents a contingent right to receive one share"

Exercise or conversion of derivative security financial

"transaction_code_description": "Exercise or conversion of derivative security"

FAQ

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

What did TERAWULF (WULF) Chief Accounting Officer William Tanimoto report in this Form 4?

William Tanimoto reported the vesting and settlement of 6,666 Restricted Stock Units into 6,666 shares of TERAWULF common stock. These RSUs vested after three years, conditioned on his continued employment or service with the company through the vesting date.

How many TERAWULF (WULF) shares does William Tanimoto own after this Form 4 transaction?

After the transaction, William Tanimoto directly owns 55,564 shares of TERAWULF common stock. This reflects the issuance of 6,666 shares upon RSU vesting, with all 6,666 corresponding RSUs being converted and no RSUs remaining from this grant.

What are the key details of the Restricted Stock Units reported for TERAWULF (WULF)?

The filing shows 6,666 Restricted Stock Units, each representing a contingent right to receive one share of TERAWULF common stock. These RSUs vested on the third anniversary of August 16, 2023, contingent on William Tanimoto’s continued employment or service through that date.

When did the TERAWULF (WULF) RSUs reported by William Tanimoto vest?

The RSUs vested on the third anniversary of August 16, 2023, as described in the footnotes. Vesting was conditioned on William Tanimoto’s continued employment or service with TERAWULF through the applicable anniversary date before the shares were delivered.

Were the TERAWULF (WULF) Form 4 transactions executed under a Rule 10b5-1 trading plan?

The document-level Rule 10b5-1 checkbox is not checked, and the footnotes do not reference a trading plan. The transactions relate to RSU vesting and share issuance rather than open-market purchases or sales under a pre-arranged trading program.

Did this TERAWULF (WULF) Form 4 include any market sales or purchases by William Tanimoto?

The reported code "M" transactions reflect RSU exercise/conversion into common stock, not open-market buys or sells. One entry shows RSUs disposed of upon conversion, and the other shows an equivalent number of common shares acquired and held directly.

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

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Accepted by SEC EDGAR 08/17/2026 - 06:10 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).

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^*

Tanimoto William Joseph

(Last) (First) (Middle)

C/O TERAWULF INC.

9 FEDERAL STREET

(Street)

EASTON MARYLAND 21601

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
TERAWULF INC. [ WULF ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Accounting Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common stock, $0.001 par value per share	08/16/2026		M		6,666	A	(1)	55,564	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
Restricted Stock Units	(2)	08/16/2026		M			6,666	(3)	(3)	Common stock, $0.001 par value per share	6,666	(3)	0	D

Explanation of Responses:

1. The Reporting Person received Restricted Stock Units which vested in accordance with their terms upon the third anniversary of August 16, 2023, as reported in this Form 4, subject to the Reporting Person's continued employment or service with the Issuer through such date.

2. Each Restricted Stock Unit represents a contingent right to receive one share of the Issuer's common stock, $0.001 par value per share.

3. The restricted stock units vested in accordance with their terms upon the third anniversary of August 16, 2023, subject to the Reporting Person's continued employment or service with the Issuer through each such date.

Remarks:

	/s/ Stefanie C. Fleischmann, as attorney-in-fact for William J. Tanimoto	08/17/2026
	** 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.
* Form 4: SEC 1474 (03-26)