WaveMan
WaveMan · Company
CLSK · Cleanspark, Inc.
> Search tickers & screens ⌘K
LIVE
← All companies

CLSK Cleanspark (CLSK) Insider Trading, Ownership & Congress Trades

Financial Services · Finance services · CIK 0000827876
Quote by TradingView
Form 144 · 11
Insider buyers, 180 days
0
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
237
13F, latest reported quarter
Conversions, 180 days
33
Codes C/M, not in net · $0 priced

What the filings say about CLSK

Insiders, 180 days
-$435.4K net sold
1 seller · 80% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$12.3M
11 notices

Cleanspark insider trades (Form 4)

Form 4 buys and sells (codes P and S). Grants, option exercises and conversions excluded.

Over the last 180 days, CLEANSPARK, INC. insiders sold a net $435.4K of stock across 44 Form 4 purchases and sales, with no insider buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Monnig Taylor
CTO, COO
SELL
2026-10-01 SEC
3,335
$41.1K
-39.0%
Context
  • 14 earlier Form 4 trades (code P or S) here by this insider (14 sales), the last on Sep 8, 2026.
  • The trade is 1.0% of the 336,810 shares held after it.
  • No other insider sold within 30 days.
  • 237 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CTO, COO Monnig Taylor sold about $41.1K of CLSK under a 10b5-1 plan on Oct 1, 2026; 237 funds added in the latest 13F quarter.
Monnig Taylor
CTO, COO
SELL
2026-09-09 SECtraded 2026-09-08
13,216
$176.3K
-39.3%
Context
  • 12 earlier Form 4 trades (code P or S) here by this insider (12 sales), the last on Sep 4, 2026.
  • The trade is 5.6% of the 236,114 shares held after it.
  • No other insider sold within 30 days.
  • 237 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CTO, COO Monnig Taylor sold about $176.3K of CLSK under a 10b5-1 plan on Sep 8, 2026; 237 funds added in the latest 13F quarter.
Monnig Taylor
CTO, COO
SELL
2026-09-09 SECtraded 2026-09-08
12,033
$160.5K
-39.3%
Context
  • 12 earlier Form 4 trades (code P or S) here by this insider (12 sales), the last on Sep 4, 2026.
  • The trade is 3.8% of the 319,918 shares held after it.
  • No other insider sold within 30 days.
  • 237 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CTO, COO Monnig Taylor sold about $160.5K of CLSK under a 10b5-1 plan on Sep 8, 2026; 237 funds added in the latest 13F quarter.
Monnig Taylor
CTO, COO
SELL
2026-09-09 SECtraded 2026-09-04
4,513
$56.9K
-39.3%
Context
  • 11 earlier Form 4 trades (code P or S) here by this insider (11 sales), the last on Aug 14, 2026.
  • The trade is 1.7% of the 258,969 shares held after it.
  • No other insider sold within 30 days.
  • 237 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CTO, COO Monnig Taylor sold about $56.9K of CLSK under a 10b5-1 plan on Sep 4, 2026; 237 funds added in the latest 13F quarter.
Monnig Taylor
CTO, COO
SELL
2026-08-14 SEC
54
$622
-37.3%
Context
  • 10 earlier Form 4 trades (code P or S) here by this insider (10 sales), the last on Sep 9, 2025.
  • The trade is 0.0% of the 169,176 shares held after it.
  • No other insider sold within 30 days.
  • 237 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: CTO, COO Monnig Taylor sold about $622 of CLSK on Aug 14, 2026; 237 funds added in the latest 13F quarter.
44 transactions on record
Since filing: total return from the first close after the filing to the latest close, dividend-adjusted. Not a forecast.
Context lines are counts over the filings above and returns from our own price history, never a price level. Not investment advice.
See all insider buying · insider selling
Showing the latest few. to see 39 more transactions and use the screener and CSV export. We store only your email; there is no password.
Seven facts, ranked against the sector · Rank is not a forecast
Insiders
net -$435.4K over 180 days
-$435.4K over 90 days
more than 57% of Financial Services
Congress
no House purchase disclosed in the last 12 months
Funds
237 funds bought in last quarter
more than 82% of Financial Services
Revenue
+102.2% year over year
more than 88% of Financial Services
Margin
47.6% net margin
more than 88% of Financial Services
Buybacks
$460.0M repurchased, FY to 2026-06-30
more than 85% of Financial Services
Short interest
31.9% of the float short (float per yahoo 2026-10-27) · 4.6 days to cover · settled 2026-10-15
the highest in Financial Services
What changed in the last 30 days
Oct 1Officer Monnig Taylor filed to sell $212.0K by Oct 1 (Form 144)
Why it matters
A Form 144 is a notice of intent to sell; the sale may not happen, and it says nothing about the price.
Oct 1Officer Garrison Scott Eugene filed to sell $191.3K by Oct 1 (Form 144)
Why it matters
A Form 144 is a notice of intent to sell; the sale may not happen, and it says nothing about the price.
Oct 1CTO, COO Monnig Taylor sold $41.1K under a 10b5-1 plan (Oct 1)
Why it matters
A 10b5-1 plan schedules trades months ahead, so this says little about what the insider thinks today.

Watch CLSK

A free account keeps a watchlist and can send one email a day when insiders, funds or Congress file on the names in it. No password and no card.

The year, with the filings on it
Total return over 12 months. Each marker is a filing; hover or tap one for the detail.
-56.0%12M
-56%-33%-9%+14%2025-102025-122026-022026-042026-062026-082026-10 2025-12-23 · Wood Thomas Leigh sold $997.3K2025-12-04 · Cavaleri Amanda sold $495.7K2026-09-08 · Monnig Taylor sold $176.3K2026-09-08 · Monnig Taylor sold $160.5K2026-09-04 · Monnig Taylor sold $56.9K2026-10-01 · Monnig Taylor sold $41.1K2026-08-14 · Monnig Taylor sold $6222026-10-01 · Garrison Scott Eugene filed to sell $191.3K2026-10-01 · Monnig Taylor filed to sell $212.0K2026-09-04 · Schultz S. Matthew filed to sell $5.5M2026-09-04 · Vecchiarelli Gary Anthony filed to sell $2.0M2026-09-04 · Garrison Scott Eugene filed to sell $1.7M2026-09-04 · Monnig Taylor filed to sell $1.8M2026-09-04 · Carson Brian Jay filed to sell $760.6K2026-08-14 · Schultz S. Matthew filed to sell $104.0K2026-08-14 · Vecchiarelli Gary Anthony filed to sell $7.3K2026-08-14 · Garrison Scott Eugene filed to sell $13.7K2026-08-14 · Monnig Taylor filed to sell $3.1K
Insider sellForm 144 (planned sale)
Indexed to 100, dividend-adjusted, not a price chart. When a name files heavily, the largest trades are drawn first.

Who owns CLSK: institutional holders (13F)

13F holdings, latest reported quarter
BlackRock, Inc.
42,332,754 sh
$615.9M
Situational Awareness LP
12,276,139 sh
$178.6M
VANGUARD PORTFOLIO MANAGEMENT LLC
11,458,803 sh
$166.7M
D. E. Shaw & Co., Inc.
11,260,140 sh
$163.8M
VANGUARD CAPITAL MANAGEMENT LLC
11,122,007 sh
$161.8M

Congress trades in CLSK

No Congress trades reported
No House member has disclosed a trade in this stock. See what Congress is buying.

Activist and 5% holders (13D/13G)

No 5%+ ownership filings
Nobody has filed for crossing 5%. That is a fact, not missing data.

CLSK planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
Garrison Scott Eugene
Filed 2026-10-01
$191.3K
Monnig Taylor
Filed 2026-10-01
$212.0K
Schultz S. Matthew
Filed 2026-09-04
$5.5M
Vecchiarelli Gary Anthony
Filed 2026-09-04
$2.0M
Garrison Scott Eugene
Filed 2026-09-04
$1.7M

CLSK mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
State Street(R) Galaxy Digital Asset Ecosystem ETF
$1.7M position · as of 2026-07-31
8.4%
State Street(R) Galaxy Hedged Digital Asset Ecosystem ETF
$6.9M position · as of 2026-07-31
8.4%
Moonvest ETF
$5.5M position · as of 2026-07-31
8.0%
State Street(R) Galaxy Transformative Tech Accelerators ETF
$1.0M position · as of 2026-07-31
6.3%
Schwab Crypto Thematic ETF
$14.1M position · as of 2026-06-30
5.2%
Global X Blockchain ETF
$20.1M position · as of 2026-05-31
5.2%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders have filed to sell, before selling.
The record shows a net $435.4K sold by insiders over 180 days, 237 funds added last quarter, $12.3M in planned Form 144 sales. Each figure is a federal filing, dated the day it went public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector by SEC SIC code
MSTRCOINMORNUPSTIBKRCACCARESHOODRKTSCHWGSDAVE

CLSK financials

Revenue growth
+102.2%
XBRL, annual
Net margin
47.6%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$379.0M
four quarters, 2023-10-01 to 2024-09-30
Net margin, TTM
-263.3%
net income over revenue, 2025-07-01 to 2026-06-30
Free cash flow, TTM
-$620.0M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
2.34x
long-term 2026-06-30 plus current 2020-12-31 (66 months older than the period end); equity 2026-06-30
Cash flow to debt
-0.30x
TTM operating cash flow over long-term 2026-06-30 plus current 2020-12-31 (66 months older than the period end)
Return on equity
-68.6%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on assets
-34.4%
TTM net income over average of 2025-06-30 and 2026-06-30
Return on invested capital
n/a
tax provision or pre-tax income not filed for the four quarters
Return on capital employed
-33.3%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Enterprise value
$3.6B
market value at close 2026-10-26 on 2026-08-04 shares, plus long-term 2026-06-30 plus current 2020-12-31 (66 months older than the period end), minus cash 2026-06-30
FCF yield
-31.1%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
fewer than four consecutive quarters of diluted EPS
Price as of 2026-10-26. Hover or tap a tile for its yearly and quarterly history.
Method
TTM is four consecutive fiscal quarters; Q4 is the year minus nine months when not filed. Returns use the average of opening and closing balances. EBIT is approximated by operating income. PEG uses trailing EPS growth.
Fundamentals
Annual figures from XBRL filings. Pick a past date to see them as known then.
2025-092024-092023-092022-09
Revenue$766.3M$379.0M$168.4M$131.5M
Operating income$318.9M-$149.0M-$131.0M-$37.9M
Net income$364.5M-$145.8M-$138.1M-$57.3M
EPS (diluted)n/an/a-1.30n/a
Operating cash flow-$461.0M-$233.7M-$17.2M$73.5M
Cash$43.0M$121.2M$29.2M$20.5M
Long-term debt$644.6M$7.2M$8.9M$13.4M
Buybacks$145.0M$0$0n/a
SEC XBRL, fiscal years, as known on 2026-10-28

CLSK Stock Sonar score 6/7 axes

Find similar shapesCompare

CLSK ranks highest on growth (88th percentile) and institutional and government (65th), and lowest on risk and compliance (12th), among Financial Services peers.

ProfitHealthGrowthInsidersInstitutionsRisk
Profitability
28
Inputs
  • Return on equity-68.6% · 20 pct, sector of 205
  • Return on assets-34.4% · 29 pct, sector of 266
  • Return on invested capitaltax provision or pre-tax income not filed for the four quarters
  • Return on capital employed-33.3% · 34 pct, sector of 88
Financial health
21
Inputs
  • Debt to equity2.34x · 15 pct, sector of 181
  • Cash flow to debt-0.30x · 28 pct, sector of 141
Growth
88
Inputs
  • Revenue growth, YoY+102.2% · 88 pct, sector of 245
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
36
Inputs
  • Net Form 4 buying (codes P and S), 180d-$622 · 71 pct, sector of 160
  • Insider buyers, 180d0 · 0 pct, sector of 164
Institutional and government
65
Inputs
  • Funds adding, latest quarter237 · 82 pct, sector of 278
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quarters$600K · 49 pct, sector of 40
Risk and compliance
12
Inputs
  • Short interest, % of float+31.9% · 3 pct, sector of 388
  • Recalls per $1B revenue, 3ynot measured for this sector, almost no peer has an event
  • EPA cases per $1B revenue, 5ynot measured for this sector, almost no peer has an event
  • New text in Risk Factors, latest 10-K+29.9% · 22 pct, sector of 175
1 not measured: US patents
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

6 of 7 axes scored. Each is a percentile against sector peers (all companies when the sector is thin); higher is better. An unscored axis is unmeasured, not low. How it is scored

CLSK filings, in plain words

Are Cleanspark insiders buying or selling CLSK?

In the 180 days to 2026-10-28, Cleanspark insiders were net sellers, a net $435.4K across purchases and sales reported on Form 4, by 1 seller.

Are there planned insider sales of CLSK?

Yes. 11 Form 144 notices of planned insider sales were filed in the 90 days to 2026-10-28, covering $12.3M of stock; the latest, by Garrison Scott Eugene, was filed 2026-10-01.

Read the full summary

In the 180 days to 2026-10-28, Cleanspark insiders were net sellers of CLSK, a net $435.4K across purchases and sales reported on Form 4 by 1 seller. 80% of the 5 insider sales were made under a pre-arranged Rule 10b5-1 plan, so most selling was scheduled in advance. Insiders filed 11 Form 144 notices of intent to sell in the 90 days to 2026-10-28, covering $12.3M of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

Explore insider trading and ownership data

Every company we track, ranked by each kind of filing
Insider buyingInsider sellingCongress stock tradesActivist 13D stakesForm 144 planned salesCEO pay vs performanceAll companies