13FINSIGHT
13F Insight
FilersStocks13FActivistsInsider
Login
FilersStocks13FActivistsInsiderResearchLearnNewsPricingTermsPrivacyContact

© 2026 13F Insight — Track smart money. Ask the AI Agent.

Listed on Turbo0Featured on Findly ToolsFeatured on toolfame.comFeatured on saasfame.comFeatured on Gets.ToolsZ-ImageFeatured On Micro SaaS ExamplesListed on MarketingDBFeatured on SaasDBFeatured on FazierBusiness Services - OnToplist.comFeatured on SubmitMySaasFeatured on ToolDirsFeatured on ToolfioFeatured on Twelve ToolsListed on uno directoryFeatured on Dang.aiFeatured on ToolPilotFeatured on Startup FameFeatured on PostmakeFeatured on Code.Market
13FINSIGHT
13F Insight
FilersStocks13FActivistsInsider
Login
  1. Home
  2. Insider Trading
  3. Bradford Zachary

Bradford Zachary

CIK: 0001625557•CEO and President
OfficerDirector
Primary company: CLEANSPARK, INC. (CLSK)

Bradford Zachary is a corporate insider (CEO and President) at CLEANSPARK, INC. (CLSK) filing SEC Form 4 transactions. 75 transactions, totaling $4,166,766,667 in purchases and $16,751,295 in sales. Source: SEC EDGAR.

Total Transactions
75
Total Buy Value
$4.17B
Total Sell Value
$16.75M
Net Activity
+$4.15B
Last Transaction
Aug 2025
Companies
1

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Company
Type
Shares
Price
Value
Shares After
Date
SEC
CLEANSPARK, INC.
CLSK
Award1,728,688--4,777,481
8/10/2025
Filed: 8/11/2025
Filing →
CLEANSPARK, INC.
CLSK
Tax Payment10,533$9.21$97K3,048,793
5/15/2025
Filed: 5/15/2025
Filing →
CLEANSPARK, INC.
CLSK
Sale10,533$10.64$112K3,059,326
2/14/2025
Filed: 2/14/2025
Filing →
CLEANSPARK, INC.
CLSK
Award26,767--3,069,859
2/13/2025
Filed: 2/14/2025
Filing →
CLEANSPARK, INC.
CLSK
Sale12,000--0
12/20/2024
Filed: 12/20/2024
Filing →
CLEANSPARK, INC.
CLSK
Tax Payment84,261$9.34$787K3,069,859
9/30/2024
Filed: 10/2/2024
Filing →
CLEANSPARK, INC.
CLSK
Award535,332--3,154,120
9/30/2024
Filed: 10/2/2024
Filing →
CLEANSPARK, INC.
CLSK
Tax Payment177,075$9.25$1.64M2,618,788
9/12/2024
Filed: 10/1/2024
Filing →
CLEANSPARK, INC.
CLSK
Exercise450,000--450,000
9/12/2024
Filed: 9/13/2024
Filing →
CLEANSPARK, INC.
CLSK
Tax Payment177,075$9.25$1.64M3,068,788
9/12/2024
Filed: 9/13/2024
Filing →
CLEANSPARK, INC.
CLSK
Exercise450,000--3,245,863
9/12/2024
Filed: 9/13/2024
Filing →
CLEANSPARK, INC.
CLSK
Sale443,000$20.31$9.00M2,795,863
3/21/2024
Filed: 3/21/2024
Filing →
CLEANSPARK, INC.
CLSK
Sale363,900$21.00$7.64M3,275,856
2/27/2024
Filed: 2/27/2024
Filing →
CLEANSPARK, INC.
CLSK
Exercise300,000--0
2/26/2024
Filed: 2/27/2024
Filing →
CLEANSPARK, INC.
CLSK
Tax Payment118,050$20.35$2.40M3,639,756
2/26/2024
Filed: 2/27/2024
Filing →
CLEANSPARK, INC.
CLSK
Exercise300,000--3,875,856
2/26/2024
Filed: 2/27/2024
Filing →
CLEANSPARK, INC.
CLSK
Exercise300,000--300,000
2/23/2024
Filed: 2/27/2024
Filing →
CLEANSPARK, INC.
CLSK
Tax Payment118,050$16.43$1.94M3,757,806
2/23/2024
Filed: 2/27/2024
Filing →
CLEANSPARK, INC.
CLSK
Exercise300,000--3,575,856
2/23/2024
Filed: 2/27/2024
Filing →
CLEANSPARK, INC.
CLSK
Exercise300,000$0.00$0600,000
12/20/2023
Filed: 12/22/2023
Filing →
CLEANSPARK, INC.
CLSK
Type
Award
Shares
1,728,688
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Tax Payment
Shares
10,533
Price
$9.21
Value
$97K
CLEANSPARK, INC.
CLSK
Type
Sale
Shares
10,533
Price
$10.64
Value
$112K
CLEANSPARK, INC.
CLSK
Type
Award
Shares
26,767
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Sale
Shares
12,000
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Tax Payment
Shares
84,261
Price
$9.34
Value
$787K
CLEANSPARK, INC.
CLSK
Type
Award
Shares
535,332
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Tax Payment
Shares
177,075
Price
$9.25
Value
$1.64M
CLEANSPARK, INC.
CLSK
Type
Exercise
Shares
450,000
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Tax Payment
Shares
177,075
Price
$9.25
Value
$1.64M
CLEANSPARK, INC.
CLSK
Type
Exercise
Shares
450,000
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Sale
Shares
443,000
Price
$20.31
Value
$9.00M
CLEANSPARK, INC.
CLSK
Type
Sale
Shares
363,900
Price
$21.00
Value
$7.64M
CLEANSPARK, INC.
CLSK
Type
Exercise
Shares
300,000
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Tax Payment
Shares
118,050
Price
$20.35
Value
$2.40M
CLEANSPARK, INC.
CLSK
Type
Exercise
Shares
300,000
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Exercise
Shares
300,000
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Tax Payment
Shares
118,050
Price
$16.43
Value
$1.94M
CLEANSPARK, INC.
CLSK
Type
Exercise
Shares
300,000
Price
-
Value
-
CLEANSPARK, INC.
CLSK
Type
Exercise
Shares
300,000
Price
$0.00
Value
$0
AI Agent

Try asking...

FilersStocks13FActivistsInsiderResearchLearnNewsPricingTermsPrivacyContact

© 2026 13F Insight — Track smart money. Ask the AI Agent.

Listed on Turbo0Featured on Findly ToolsFeatured on toolfame.comFeatured on saasfame.comFeatured on Gets.ToolsZ-ImageFeatured On Micro SaaS ExamplesListed on MarketingDBFeatured on SaasDBFeatured on FazierBusiness Services - OnToplist.comFeatured on SubmitMySaasFeatured on ToolDirsFeatured on ToolfioFeatured on Twelve ToolsListed on uno directoryFeatured on Dang.aiFeatured on ToolPilotFeatured on Startup FameFeatured on PostmakeFeatured on Code.Market