CleanSpark Inc.

Last updated September 27, 2026

Organization details

Legal name
CleanSpark Inc.
Former names
Stratean INC. Smartdata Corp
Ownership
Public
Status
Active
Sector (GICS)
Financials
SIC code
6199 — Finance Services
Jurisdiction of incorporation
Nevada
Headquarters city
Henderson
Headquarters state / province
Nevada
Headquarters country
United States
Fiscal year end
September
Ticker symbol
CLSK
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0000827876
EIN
87-0449945
Wikidata ID
Q124060486

Board of directors

Chief executives

Zachary Bradford · CEO and President
Dates unknown
S. Matthew Schultz · CEO, Executive Chairman
Dates unknown

Director election results

Annual meeting of March 3, 2025. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$1,928,466
7 sales by 3 insiders
Date Insider Transaction Shares Price Value
Oct 1, 2026 Garrison Scott Eugene Officer (EVP, Chief Development Officer) Shares withheld for tax −14,854 $12.33 $183,154
Oct 1, 2026 Monnig Taylor Officer (CTO, COO) Shares withheld for tax −13,123 $12.33 $161,811
Oct 1, 2026 Monnig Taylor Officer (CTO, COO) Open-market sale −3,335 $12.33 $41,122
Sep 30, 2026 Roger Paul Beynon Director Option exercise +7,805 — —
Sep 30, 2026 Thomas Leigh Wood Director Option exercise +7,805 — —
Sep 30, 2026 Larry McNeill Director Option exercise +7,805 — —
Sep 30, 2026 Amanda Cavaleri Director Option exercise +7,805 — —
Sep 30, 2026 Garrison Scott Eugene Officer (EVP, Chief Development Officer) Option exercise +33,350 — —
Sep 30, 2026 Monnig Taylor Officer (CTO, COO) Option exercise +33,350 — —
Sep 8, 2026 S. Matthew Schultz Director, Officer (CEO & Chairman) Shares withheld for tax −92,070 $13.34 $1,228,214
Sep 8, 2026 Gary Anthony Vecchiarelli Officer (President, CFO) Shares withheld for tax −56,338 $13.34 $751,549
Sep 8, 2026 Garrison Scott Eugene Officer (EVP, Chief Development Officer) Shares withheld for tax −58,863 $13.34 $785,232
Sep 8, 2026 Monnig Taylor Officer (CTO, COO) Shares withheld for tax −52,004 $13.34 $693,733
Sep 8, 2026 Carson Brian Jay Officer (Chief Accounting Officer) Shares withheld for tax −36,836 $13.34 $491,392
Sep 8, 2026 Monnig Taylor Officer (CTO, COO) Open-market sale −13,216 $13.34 $176,301

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Questions about CleanSpark Inc.

Who is the CEO of CleanSpark Inc.?

Zachary Bradford is CleanSpark Inc.'s CEO and President.

How many directors are on CleanSpark Inc.'s board?

CleanSpark Inc.'s board has 6 directors: Amanda Cavaleri, Larry McNeill, Roger Paul Beynon, S. Matthew Schultz, Thomas Leigh Wood and Zachary Bradford.

Are CleanSpark Inc. insiders buying or selling shares?

Over the last 12 months, CleanSpark Inc. insiders made no open-market purchases and sold $1.9 million of shares in 7 sales on the open market, as reported to the SEC on Forms 4 and 5.

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