STOCK TITAN

CLEANSPARK (CLSK) CTO/COO trades stock under 10b5-1 plan, retains large equity awards

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

CLEANSPARK, INC. executive Taylor Monnig (CTO, COO) reported several equity transactions in company securities. On August 13, 2026, Monnig exercised 536 Restricted Stock Units into common stock at $0.00 per share. On August 14, 2026, 211 common shares were delivered or withheld for payment of exercise price or tax liability at $11.51 per share and 54 common shares were sold at $11.51 per share pursuant to a Rule 10b5-1(c) trading plan adopted on May 13, 2026. Monnig continues to hold a range of equity awards, including stock options and substantial Restricted and Performance Stock Unit positions that remain subject to time-based and performance-based vesting conditions.

Positive

  • None.

Negative

  • None.
Insider Monnig Taylor
Role CTO, COO
Sold 54 shs ($621.54)
Approx. gross sale proceeds $621.54
Approx. exercise cost $0.00
Type Security Shares Price Value
Exercise Price or Tax Liability Common Stock F1 211 $11.51 $2K
Sale Common Stock F1 54 $11.51 $621.54
Exercise Restricted Stock Units F7 536 $0.00 $0.00
Exercise Common Stock 536 $0.00 $0.00
holding Employee Stock Option (Right to Buy) F2 -- -- --
holding Employee Stock Option (Right to Buy) F3 -- -- --
holding Restricted Stock Units F4 -- -- --
holding Restricted Stock Units F5 -- -- --
holding Restricted Stock Units F6 -- -- --
holding Restricted Stock Units F5 -- -- --
holding Restricted Stock Units F7 -- -- --
holding Restricted Stock Units F8 -- -- --
holding Performance Stock Units F9 -- -- --
holding Performance Stock Units F10 -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Restricted Stock Units — 1,302,339 shares (Direct); Common Stock — 338,081 shares (Direct); Employee Stock Option (Right to Buy) — 40,000 shares (Direct); Performance Stock Units — 1,040,500 shares (Direct)
Footnotes (10)
  1. F1. This transaction was made pursuant to a Rule 10b5-1(c) plan adopted on May 13, 2026.
  2. F2. These Options were granted on August 10, 2022 and vested in equal annual installments over three years.
  3. F3. These Options were granted on July 7, 2023 and vested in equal monthly installments over 36 months.
  4. F4. These RSUs will vest on September 30, 2026.
  5. F5. These RSUs vest in equal annual installments over three years on September 4, 2026, September 4, 2027, and September 4, 2028.
  6. F6. These RSUs vest in equal semiannual installments over three years on September 4, 2026, February 13, 2027, September 4, 2027, February 13, 2028, and September 4, 2028.
  7. F7. These RSUs vest in equal quarterly installments on December 3, 2026, February 12, 2027, May 13, 2027, August 13, 2027, and December 3, 2027.
  8. F8. These RSUs vest in equal annual installments over three years on March 20, 2027, March 20, 2028, and March 20, 2029, subject to the Reporting Person's continued employment or service with the Issuer through each such date.
  9. F9. Vesting of these Long-Term Incentive Plan ("LTIP") awards is contingent on the common stock achieving a specified target market price of at least $18.80 based on a 20-trading day average during the period ending March 20, 2027, subject to the Reporting Person remaining employed by the Issuer on the vesting date of March 20, 2029. The reported LTIP awards do not include LTIP awards in respect of a maximum of 210,000 shares of common stock for which such awards will vest in accordance with their terms upon achievement of specified performance goals tied to gross power under leases to customers for data centers, with threshold performance at 600 MW gross and maximum payout at 800 MW gross, during the period ending March 20, 2027, subject to the Reporting Person remaining employed by the Issuer on the vesting date of March 20, 2029.
  10. F10. The number of shares under these Strategic Transformation Performance Awards ("STPA") represents the maximum number of common shares for which the STPAs will vest upon the Issuer's common stock achieving target market prices, based on a 20-trading day average, with threshold performance at $47 per share and maximum payout at $94 per share, before September 30, 2030, subject to the Reporting Person remaining employed by the Issuer on September 30, 2030. The reported STPA awards do not include 830,500 shares of common stock that vest upon achievement of performance goals tied to power under leases to customers for data centers that are operationally ready to host IT equipment and deliver services (RFS), with threshold performance at 1.0 GW and maximum payout at 2.5 GW, before September 30, 2030, subject to the Reporting Person remaining employed by the Issuer on September 30, 2030.
RSUs Exercised 536 shares Restricted Stock Units converted into common stock on August 13, 2026 at $0.00 per share
Shares Sold 54 shares at $11.51 Open market or private sale of common stock on August 14, 2026
Shares Withheld/Delivered for Exercise Price or Tax 211 shares at $11.51 Code F disposition on August 14, 2026 for payment of exercise price or tax liability
Stock Options Outstanding 15,000 shares at $5.98 Employee stock option exercisable for common stock, expiring August 10, 2032
Stock Options Outstanding 25,000 shares at $6.00 Employee stock option exercisable for common stock, expiring July 6, 2033
RSU Holdings 396,476 shares Restricted Stock Units over common stock with three-year annual vesting from September 4, 2026
LTIP Performance Awards 210,000 shares Long-Term Incentive Plan awards tied to $18.80 stock price and power-based performance by March 20, 2027
Strategic Transformation Performance Awards 830,500 shares Maximum shares subject to STPAs tied to stock prices between $47 and $94 before September 30, 2030
Rule 10b5-1(c) plan regulatory
"This transaction was made pursuant to a Rule 10b5-1(c) plan adopted on May 13, 2026."
Restricted Stock Units financial
"These RSUs vest in equal annual installments over three years on September 4, 2026,"
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.
Performance Stock Units financial
"Performance Stock Units vest on achievement of specified target market prices and power goals,"
Performance stock units are a type of company award that grants employees shares of stock only if certain performance goals are met. They motivate employees to work toward specific company achievements, aligning their interests with those of shareholders. For investors, they can influence a company's future stock supply and reflect management’s confidence in reaching key targets.
Long-Term Incentive Plan ("LTIP") financial
"Vesting of these Long-Term Incentive Plan ("LTIP") awards is contingent on the common stock"
Strategic Transformation Performance Awards ("STPA") financial
"The number of shares under these Strategic Transformation Performance Awards ("STPA") represents the maximum number"

FAQ

What insider transactions did CLEANSPARK (CLSK) executive Taylor Monnig report?

Taylor Monnig reported exercising 536 Restricted Stock Units into common stock on August 13, 2026, then on August 14, 2026 211 shares were delivered or withheld for payment of exercise price or tax liability and 54 shares were sold at $11.51 per share.

Were the CLEANSPARK (CLSK) insider transactions under a Rule 10b5-1 trading plan?

Yes. The filing states the August 14, 2026 transactions were made pursuant to a Rule 10b5-1(c) plan adopted on May 13, 2026. Such pre-arranged plans schedule trades in advance, which can reduce the informational value of their timing for outside investors.

How many CLEANSPARK (CLSK) shares did Taylor Monnig sell and at what price?

Taylor Monnig sold 54 common shares of CLEANSPARK at a price of $11.51 per share on August 14, 2026. In a separate code F transaction that day, 211 shares were delivered or withheld for payment of exercise price or tax liability at the same price.

What equity awards does CLEANSPARK (CLSK) executive Taylor Monnig still hold?

Monnig continues to hold employee stock options over 15,000 shares at $5.98 and 25,000 shares at $6.00, plus multiple Restricted Stock Unit and Performance Stock Unit awards, including 830,500 Performance Stock Units tied to stock price and operational performance conditions.

What are the key performance conditions on CLEANSPARK (CLSK) long-term awards?

Certain Long-Term Incentive Plan awards vest only if CLEANSPARK’s common stock achieves a $18.80 20-day average by March 20, 2027, and Strategic Transformation Performance Awards can pay up to 830,500 shares at stock-price targets between $47 and $94, subject to employment conditions.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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).
X
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*
Monnig Taylor

(Last)(First)(Middle)
10624 S. EASTERN AVE.
SUITE A-638

(Street)
HENDERSON NEVADA 89052

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
CLEANSPARK, INC. [ CLSK ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
CTO, COO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/13/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock168,905D
Common Stock08/13/2026M536A$0169,441D
Common Stock08/14/2026F211(1)D$11.51169,230D
Common Stock08/14/2026S54(1)D$11.51169,176D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Employee Stock Option (Right to Buy)$5.98 (2)08/10/2032Common Stock15,00015,000D
Employee Stock Option (Right to Buy)$6 (3)07/06/2033Common Stock25,00025,000D
Restricted Stock Units$0 (4) (4)Common Stock33,35033,350D
Restricted Stock Units$0 (5) (5)Common Stock396,476396,476D
Restricted Stock Units$0 (6) (6)Common Stock225,625225,625D
Restricted Stock Units$0 (5) (5)Common Stock361,000361,000D
Restricted Stock Units$0 (7) (7)Common Stock3,2123,212D
Restricted Stock Units$008/13/2026M53608/13/2026 (7)Common Stock536$02,676D
Restricted Stock Units$0 (8) (8)Common Stock280,000280,000D
Performance Stock Units$0 (9) (9)Common Stock210,000210,000D
Performance Stock Units$0 (10) (10)Common Stock830,500830,500D
Explanation of Responses:
1. This transaction was made pursuant to a Rule 10b5-1(c) plan adopted on May 13, 2026.
2. These Options were granted on August 10, 2022 and vested in equal annual installments over three years.
3. These Options were granted on July 7, 2023 and vested in equal monthly installments over 36 months.
4. These RSUs will vest on September 30, 2026.
5. These RSUs vest in equal annual installments over three years on September 4, 2026, September 4, 2027, and September 4, 2028.
6. These RSUs vest in equal semiannual installments over three years on September 4, 2026, February 13, 2027, September 4, 2027, February 13, 2028, and September 4, 2028.
7. These RSUs vest in equal quarterly installments on December 3, 2026, February 12, 2027, May 13, 2027, August 13, 2027, and December 3, 2027.
8. These RSUs vest in equal annual installments over three years on March 20, 2027, March 20, 2028, and March 20, 2029, subject to the Reporting Person's continued employment or service with the Issuer through each such date.
9. Vesting of these Long-Term Incentive Plan ("LTIP") awards is contingent on the common stock achieving a specified target market price of at least $18.80 based on a 20-trading day average during the period ending March 20, 2027, subject to the Reporting Person remaining employed by the Issuer on the vesting date of March 20, 2029. The reported LTIP awards do not include LTIP awards in respect of a maximum of 210,000 shares of common stock for which such awards will vest in accordance with their terms upon achievement of specified performance goals tied to gross power under leases to customers for data centers, with threshold performance at 600 MW gross and maximum payout at 800 MW gross, during the period ending March 20, 2027, subject to the Reporting Person remaining employed by the Issuer on the vesting date of March 20, 2029.
10. The number of shares under these Strategic Transformation Performance Awards ("STPA") represents the maximum number of common shares for which the STPAs will vest upon the Issuer's common stock achieving target market prices, based on a 20-trading day average, with threshold performance at $47 per share and maximum payout at $94 per share, before September 30, 2030, subject to the Reporting Person remaining employed by the Issuer on September 30, 2030. The reported STPA awards do not include 830,500 shares of common stock that vest upon achievement of performance goals tied to power under leases to customers for data centers that are operationally ready to host IT equipment and deliver services (RFS), with threshold performance at 1.0 GW and maximum payout at 2.5 GW, before September 30, 2030, subject to the Reporting Person remaining employed by the Issuer on September 30, 2030.
/s/ Taylor Monnig08/14/2026
** Signature of Reporting PersonDate
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)