S. Matthew Schultz - 03 Dec 2025 Form 4 Insider Report for CLEANSPARK, INC. (CLSK)

Role
CEO & Chairman, Director
Signature
/s/ S. Matthew Schultz
Issuer symbol
CLSK
Transactions as of
03 Dec 2025
Net transactions value
-$127,092
Form type
4
Filing time
05 Dec 2025, 21:42:53 UTC
Previous filing
12 Sep 2025
Next filing
18 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Schultz S. Matthew CEO & Chairman, Director 10624 S. EASTERN AVE., SUITE A-638, HENDERSON /s/ S. Matthew Schultz 05 Dec 2025 0001625587

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CLSK Common Stock Options Exercise $0 +20,524 +0.89% $0.000000 2,331,652 03 Dec 2025 Direct
transaction CLSK Common Stock Tax liability $127,092 -9,031 -0.39% $14.07 2,322,621 05 Dec 2025 Direct F1
holding CLSK Common Stock 2,311,128 03 Dec 2025 Direct
holding CLSK Common Stock 480,000 03 Dec 2025 By S M Schultz Irrevocable Trust
holding CLSK Common Stock 40,996 03 Dec 2025 By Spouse
holding CLSK Series A Preferred 500,000 03 Dec 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CLSK Restricted Stock Units Options Exercise $0 -20,524 -11% $0.000000 164,198 03 Dec 2025 Common Stock 20,524 $0.000000 Direct F5
holding CLSK Employee Stock Options (Right to Buy) 400,000 03 Dec 2025 Common Stock 400,000 $23.00 Direct F2
holding CLSK Restricted Stock Units 627,753 03 Dec 2025 Common Stock 627,753 $0.000000 Direct F3
holding CLSK Restricted Stock Units 1,296,750 03 Dec 2025 Common Stock 1,296,750 $0.000000 Direct F4
holding CLSK Restricted Stock Units 1,729,000 03 Dec 2025 Common Stock 1,729,000 $0.000000 Direct F3
holding CLSK Restricted Stock Units 184,722 03 Dec 2025 Common Stock 184,722 $0.000000 Direct F5
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This is a weighted average of prices for sales made on December 5, 2025, ranging from $13.92 to $14.16. Upon request, the Reporting Person will provide to the SEC, the Issuer, or any security holder of the Issuer full information regarding the number of shares sold at each separate price.
F2 These Options were granted on April 16, 2021 and vested in equal monthly installments over 36 months.
F3 These RSUs vest in equal annual installments over three years on September 4, 2026, September 4, 2027, and September 4, 2028.
F4 These RSUs vest in equal semiannual installments over three years on February 13, 2026, September 4, 2026, February 13, 2027, September 4, 2027, February 13, 2028, and September 4, 2028.
F5 These RSUs vest in equal quarterly installments on February 13, 2026, May 13, 2026, August 13, 2026, December 3, 2026, February 12, 2027, May 13, 2027, August 13, 2027, and December 3, 2027.