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SLNH · Soluna Holdings, Inc
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SLNH Soluna (SLNH) Insider Trading, Ownership & Congress Trades

Financial Services · Finance services · CIK 0000064463
Quote by TradingView
C-suite buying · 2Form 144 · 3
House members buying, 1 year
0
STOCK Act, US House only, disclosed up to 45 days after the trade
Funds added, last quarter
88
13F, latest reported quarter

What the filings say about SLNH

Insiders, 180 days
+$210.5K net bought
2 buyers · 3 sellers · 0% of sales under a 10b5-1 plan
Planned sales (Form 144), 90 days
$564.0K
3 notices

Soluna insider trades (Form 4)

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

Over the last 180 days, Soluna Holdings, Inc insiders bought a net $210.5K of stock across 143 Form 4 purchases and sales, with 2 insiders buying. Source: SEC Form 4 filings, as of 2026-10-28.

Insider
Filed
Shares
Value
Since filing
Thomas Jessica L.
Chief Accounting Officer
SELL
2026-09-24 SECtraded 2026-09-23
30,000
$37.8K
-57.4%
Context
  • 9 earlier Form 4 trades (code P or S) here by this insider (1 buy, 8 sales), the last on Jun 15, 2026.
  • The trade is 2.0% of the 1,481,417 shares held after it.
  • 1 other insider sold within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Accounting Officer Thomas Jessica L. sold about $37.8K of SLNH on Sep 23, 2026; 1 other insider sold within 30 days and 88 funds added in the latest 13F quarter.
Phelan William P
Director
SELL
2026-09-04 SECtraded 2026-09-03
12,037
$13.5K
-59.1%
Context
  • 5 earlier Form 4 trades (code P or S) here by this insider (2 buys, 3 sales), the last on Dec 16, 2025.
  • The trade is 0.5% of the 2,279,985 shares held after it.
  • 1 other insider sold within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Director Phelan William P sold about $13.5K of SLNH on Sep 3, 2026; 1 other insider sold within 30 days and 88 funds added in the latest 13F quarter.
PICCHI MICHAEL
Chief Financial Officer
BUY
2026-08-31 SECtraded 2026-08-28
20,000
$22.6K
-50.5%
Context
  • 3 earlier Form 4 trades (code P or S) here by this insider (3 buys), the last on Aug 24, 2026.
  • The trade is 1.4% of the 1,431,250 shares held after it.
  • 1 other insider bought within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer PICCHI MICHAEL bought about $22.6K of SLNH on Aug 28, 2026; 1 other insider bought within 30 days and 88 funds added in the latest 13F quarter.
Belizaire John
Chief Executive Officer
BUY
2026-08-27 SECtraded 2026-08-26
50,000
$60.0K
-53.2%
Context
  • 7 earlier Form 4 trades (code P or S) here by this insider (2 buys, 5 sales), the last on Apr 6, 2026.
  • The trade is 0.7% of the 7,063,105 shares held after it.
  • 1 other insider bought within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Executive Officer Belizaire John bought about $60.0K of SLNH on Aug 26, 2026; 1 other insider bought within 30 days and 88 funds added in the latest 13F quarter.
PICCHI MICHAEL
Chief Financial Officer
BUY
2026-08-24 SEC
10,000
$11.4K
-57.7%
Context
  • 2 earlier Form 4 trades (code P or S) here by this insider (2 buys), the last on Aug 20, 2026.
  • The trade is 0.7% of the 1,411,250 shares held after it.
  • 1 other insider bought within 30 days.
  • 88 funds added in the 13F quarter to Jun 30, 2026.
Insider activity: Chief Financial Officer PICCHI MICHAEL bought about $11.4K of SLNH on Aug 24, 2026; 1 other insider bought within 30 days and 88 funds added in the latest 13F quarter.
143 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 138 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 +$210.5K over 180 days
+$65.7K over 90 days
more than 84% of Financial Services
Congress
no House purchase disclosed in the last 12 months
Funds
88 funds bought in last quarter
more than 57% of Financial Services
Revenue
-21.8% year over year
below 84% of Financial Services
Margin
-179.7% net margin
below 83% of Financial Services
Buybacks
$131.0K repurchased, FY to 2026-06-30
below 97% of Financial Services
Short interest
13.4% of the float short (float per yahoo 2026-10-26) · 3.8 days to cover · settled 2026-09-30
more than 90% of Financial Services
What changed in the last 30 days
Nothing new filed in the last 30 days

Watch SLNH

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.
-85.5%12M
-85%-57%-28%+0%2025-102025-122026-022026-042026-062026-082026-10 2026-05-21 · PICCHI MICHAEL bought $163.0K2026-08-26 · Belizaire John bought $60.0K2025-12-12 · MICHAELS DAVID C sold $52.5K2026-09-23 · Thomas Jessica L. sold $37.8K2026-08-20 · PICCHI MICHAEL bought $23.0K2026-08-28 · PICCHI MICHAEL bought $22.6K2026-09-03 · Phelan William P sold $13.5K2026-08-24 · PICCHI MICHAEL bought $11.4K2026-06-01 · Bottomley John sold $10.0K2026-06-15 · Thomas Jessica L. sold $8.2K2026-04-06 · Belizaire John sold $7.2K2025-11-21 · Belizaire John sold $7.1K2025-11-21 · Belizaire John sold $6.2K2025-12-12 · MICHAELS DAVID C sold $2.2K2025-12-16 · Phelan William P sold $1.8K2026-09-03 · Phelan William P filed to sell $12.7K2026-09-01 · Belizaire John filed to sell $11.9K2026-08-19 · Phelan William P filed to sell $539.4K
Insider buyInsider 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 SLNH: institutional holders (13F)

13F holdings, latest reported quarter
GEODE CAPITAL MANAGEMENT, LLC
3,889,529 sh
$14.0M
BlackRock, Inc.
8,330,254 sh
$11.2M
Nuveen, LLC
5,577,158 sh
$7.5M
Vident Advisory, LLC
5,227,200 sh
$7.1M
VANGUARD CAPITAL MANAGEMENT LLC
4,661,391 sh
$6.3M

Congress trades in SLNH

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.

SLNH planned insider sales (Form 144)

Notice of intent to sell, filed before any sale
Phelan William P
Filed 2026-09-03
$12.7K
Belizaire John
Filed 2026-09-01
$11.9K
Phelan William P
Filed 2026-08-19
$539.4K

SLNH mutual fund holders (N-PORT)

Funds ranked by the share of their own portfolio in this stock (N-PORT).
Valkyrie Bitcoin Miners ETF
$6.9M position · as of 2026-06-30
2.0%
Fidelity Crypto Industry and Digital Payments ETF
$2.1M position · as of 2026-06-30
0.8%
Grayscale Bitcoin Miners ETF
$106.8K position · as of 2026-06-30
0.6%
Global X Blockchain ETF
$1.4M position · as of 2026-05-31
0.4%
Nuveen Life Small Cap Equity Fund
$92.1K position · as of 2026-06-30
0.1%
iShares Micro-Cap ETF
$476.9K position · as of 2026-06-30
0.0%
SEC N-PORT, monthly, about 60 days late · funds ≥ $10M · % is the share of the fund's own portfolio
Executive pay vs shareholder return · John Belizaire
CEO pay, headline and as actually paid, against the company's return and its chosen peers' (DEF 14A).
FY
CEO total
Actually paid
Other execs, avg
TSR
Peer TSR
2025
$6.0M
$4.5M
$7.1M
-44%
n/a
2024
$2.2M
$2.4M
$3.9M
-47%
n/a
2023
$404.4K
$377.7K
$325.4K
-38%
n/a
2022
$313.8K
-$3.6M
$290.1K
+128%
n/a
Tagged by the company under SEC Item 402(v). Returns are cumulative from the start of the disclosure period. Green where the company beat its own peer group.
Live price
Daily candles from TradingView, under their licence. No filings marked.
Why this name is on the desk
Insiders are net buyers of their own stock.
The record shows a net $210.5K bought by insiders over 180 days, 88 funds added last quarter, $564.0K 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

SLNH financials

Revenue growth
-21.8%
XBRL, annual
Net margin
-179.7%
Ratios from the company's XBRL filings, latest filings
Revenue, TTM
$42.1M
four quarters, 2025-07-01 to 2026-06-30
Net margin, TTM
n/a
the filed year and its quarters do not reconcile, so the trailing figure is withheld
Free cash flow, TTM
-$49.2M
operating cash flow minus capex, 2025-07-01 to 2026-06-30
Debt to equity
0.21x
long-term 2026-06-30 plus current 2026-06-30; equity 2026-06-30
Cash flow to debt
-0.59x
TTM operating cash flow over long-term 2026-06-30 plus current 2026-06-30
Return on equity
n/a
the filed year and its quarters do not reconcile, so the trailing figure is withheld
Return on assets
n/a
the filed year and its quarters do not reconcile, so the trailing figure is withheld
Return on invested capital
n/a
pre-tax loss, no effective tax rate to apply
Return on capital employed
-39.3%
operating income (EBIT proxy) over average of 2025-06-30 and 2026-06-30 minus current liabilities
P/E, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
Enterprise value
$155.7M
market value at close 2026-10-26 on 2026-08-10 shares, plus long-term 2026-06-30 plus current 2026-06-30, minus cash 2023-06-30
FCF yield
-38.7%
TTM free cash flow over market value at close 2026-10-26
PEG, trailing
n/a
trailing loss, a multiple of a loss is not meaningful
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.
2025-122024-122024-072023-12
Revenue$29.7M$38.0Mn/a$21.1M
Gross profit$1.8M-$23.7Mn/a$2.8M
Operating income-$33.7M-$47.5Mn/a-$20.2M
Net income-$53.4M-$63.3Mn/a-$29.2M
EPS (diluted)-2.38-14.94n/a-27.79
Operating cash flow-$9.1M-$5.1Mn/a-$3.0M
Long-term debt$17.9M$7.1M$2.2Mn/a
Buybacks$75.0K$0n/an/a
SEC XBRL, fiscal years, as known on 2026-10-28

SLNH Stock Sonar score 5/7 axes

Find similar shapesCompare

SLNH ranks highest on insider conviction (82nd percentile) and institutional and government (57th), and lowest on growth (16th), among Financial Services peers.

HealthGrowthInsidersInstitutionsRisk
Financial health
41
Inputs
  • Debt to equity0.21x · 60 pct, sector of 181
  • Cash flow to debt-0.59x · 21 pct, sector of 141
Growth
16
Inputs
  • Revenue growth, YoY-21.8% · 16 pct, sector of 245
  • Backlog growth, YoYno backlog line filed, or no year-earlier backlog
Insider conviction
82
Inputs
  • Net Form 4 buying (codes P and S), 180d$210K · 84 pct, sector of 161
  • Insider buyers, 180d2 · 81 pct, sector of 165
Institutional and government
57
Inputs
  • Funds adding, latest quarter88 · 57 pct, sector of 278
  • Congress net buyers, 365dno Congress trades in 365 days
  • Federal contracts, 180dno federal contracts in 180 days
  • Lobbying spend, 4 quartersno lobbying filings in the last four quarters
Risk and compliance
39
Inputs
  • Short interest, % of float+13.4% · 14 pct, sector of 390
  • Recalls per $1B revenue, 3yrevenue under $50M or not filed, so a count cannot be scaled to size
  • EPA cases per $1B revenue, 5yrevenue under $50M or not filed, so a count cannot be scaled to size
  • New text in Risk Factors, latest 10-K+9.5% · 65 pct, sector of 175
2 not measured: Profitability, US patents
  • Profitability needs 2 of 4 inputs, 1 present: pre-tax loss, no effective tax rate to apply; the filed year and its quarters do not reconcile, so the trailing figure is withheld
  • US patents needs 1 of 2 inputs, 0 present: patent data not loaded yet

5 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

SLNH filings, in plain words

Are Soluna insiders buying or selling SLNH?

In the 180 days to 2026-10-28, Soluna insiders were net buyers, a net $210.5K: $280.0K of purchases and $69.5K of sales reported on Form 4, by 2 buyers and 3 sellers.

Are there planned insider sales of SLNH?

Yes. 3 Form 144 notices of planned insider sales were filed in the 90 days to 2026-10-28, covering $564.0K of stock; the latest, by Phelan William P, was filed 2026-09-03.

Read the full summary

In the 180 days to 2026-10-28, Soluna insiders were net buyers of SLNH, a net $210.5K across purchases and sales reported on Form 4 by 2 buyers and 3 sellers. 2 different insiders reported purchases within the last 90 days, a cluster buy, which is rarer than a single purchase. None of the 4 insider sales was flagged as made under a Rule 10b5-1 plan. Insiders filed 3 Form 144 notices of intent to sell in the 90 days to 2026-10-28, covering $564.0K of stock. Each figure is counted from SEC and House filings as of 2026-10-28, dated the day the filing was made public.

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