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About Soluna Holdings, Inc (SLNH)
Soluna Holdings, Inc files with the SEC under CIK 0000064463 and is classified as finance services. We track it alongside the rest of the Financials sector. A registration statement was filed on 15 April 2026. No offering has priced.
SLNH Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 4 | 100,000 | $117K |
| Open-market sale | 13 | 95,232 | $699K |
| Grant or award | 1 | 3,200,000 | |
SLNH insider transactions (Form 4)
4093 Form 4 filings on record, the earliest from Nov 7, 2024, newest first. Filing history page 2 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| John Belizaire - Officer | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 1,000 footnote F1 | $10.40 | $10K | |
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| Michael Picchi - Officer | Open-market purchase | Common Stock | 100,000 | $1.63 footnote F1 | $163K | |
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| John Belizaire - Officer | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 1,000 footnote F1 | $7.25 | $7K | |
| ||||||
| Jessica L. Thomas - Officer | Grant or award | Common Stock | 460,000 | $0.00 | - | |
| William P. Phelan - Director | Open-market sale | Common Stock | 1,300 | $1.41 | $2K | |
| Edward R. Hirshfield - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 741 | $9.90 | $7K | |
| Edward R. Hirshfield - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 2,000 | $9.70 footnote F1 | $19K | |
| Edward R. Hirshfield - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 2,000 | $9.76 footnote F2 | $20K | |
| ||||||
| William P. Phelan - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 7,001 | $9.58 footnote F1 | $67K | |
| William P. Phelan - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 3,737 | $9.52 footnote F2 | $36K | |
| ||||||
| John Belizaire - Officer | Tax withholding / forfeiture | Common Stock | 20,979 | $1.63 | $34K | |
| John Belizaire - Officer | Grant or award | Common Stock | 2,861,788 | $0.00 | - | |
| Jessica L. Thomas - Officer | Tax withholding / forfeiture | Common Stock | 3,412 | $1.63 | $6K | |
| Jessica L. Thomas - Officer | Grant or award | Common Stock | 226,108 | $0.00 | - | |
| Michael Toporek - Director | Grant or award | Common Stock | 6,894,614 footnote F1 | $0.00 | - | |
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| Jessica L. Thomas - Officer | Grant or award | Common Stock | 226,108 footnote F1 | $0.00 | - | |
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| William P. Phelan - Director | Grant or award | Common Stock | 917,932 footnote F1 | $0.00 | - | |
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| Mary Jennifer Oreilly - Officer | Grant or award | Common Stock | 685,074 footnote F1 | $0.00 | - | |
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 David C. Michaels - Officer | Grant or award | Common Stock | 801,222 footnote F1 | $0.00 | - | |
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| Thomas J. Marusak - Director | Grant or award | Common Stock | 801,222 footnote F1 | $0.00 | - | |
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| Matthew E. Lipman - Director | Grant or award | Common Stock | 685,074 footnote F1 | $0.00 | - | |
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| Edward R. Hirshfield - Director | Grant or award | Common Stock | 685,074 footnote F1 | $0.00 | - | |
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| William Hazelip - Director | Grant or award | Common Stock | 685,074 footnote F1 | $0.00 | - | |
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| Agnieszka Teresa Budzyn - Director | Grant or award | Common Stock | 350,000 footnote F1 | $0.00 | - | |
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| John Bottomley - Director | Grant or award | Common Stock | 685,074 footnote F1 | $0.00 | - | |
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| John Belizaire - Officer | Grant or award | Common Stock | 2,861,788 footnote F1 | $0.00 | - | |
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| Edward R. Hirshfield - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 1,000 | $8.75 | $9K | |
| Edward R. Hirshfield - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 100 | $7.45 | $745 | |
| Edward R. Hirshfield - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 1,900 | $7.18 | $14K | |
| Edward R. Hirshfield - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 1,000 | $8.00 | $8K | |
| John Belizaire - Officer | Open-market sale | Common Stock | 4,300 | $1.45 | $6K | |
| John Belizaire - Officer | Open-market sale | Common Stock | 4,922 | $1.44 | $7K | |
| William P. Phelan - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 100 | $7.58 | $758 | |
| William P. Phelan - Director | Open-market sale | 9.0% Series A Cumulative Perpetual Preferred Stock | 500 | $7.80 | $4K | |
| William P. Phelan - Director | Gift | 9.0% Series A Cumulative Perpetual Preferred Stock | 36,500 | $0.00 | - | |
| Agnieszka Teresa Budzyn - Director | Grant or award | Common Stock | 135,000 footnote F1 | $0.00 | - | |
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| John Belizaire - Officer | Grant or award | Common Stock | 416,394 | $0.00 | - | |
| John Bottomley - Director | Grant or award | Common Stock | 99,679 | $0.00 | - | |
| Mary Jennifer Oreilly - Officer | Grant or award | Common Stock | 99,679 | $0.00 | - | |
| William Hazelip - Director | Grant or award | Common Stock | 99,679 | $0.00 | - | |
Item 7.01, 9.01
Item 7.01, 9.01
Item 7.01, 9.01
Item 7.01, 9.01
Recent SLNH Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Phelan William P | Director | 12,037 | $13K | View on EDGAR | |
| Belizaire John | Officer | 1,000 | $12K |
SLNH insider trading FAQ
What is the latest insider trade for SLNH?
Soluna Holdings, Inc (SLNH) had 14 insider filings in the last 90 days, with the most recent on 2026-09-24. The full record for SLNH runs to 93 Form 4 filings, the earliest from 2024-11-07. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SLNH stock?
4 insider purchases of SLNH were filed in the last 90 days, totaling $117K.
How many insiders are selling SLNH stock?
13 insider sales of SLNH were filed in the last 90 days, totaling $699K.
Where can I see SLNH SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SLNH Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Financials companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Jessica L. Thomas view on EDGAR
- - Mary Jennifer Oreilly view on EDGAR
- - Jessica L. Thomas view on EDGAR
- - William P. Phelan view on EDGAR
- - William P. Phelan view on EDGAR
- - John Belizaire view on EDGAR
- - Michael Picchi view on EDGAR
- - John Belizaire view on EDGAR
- - William P. Phelan view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Financials
- Where SLNH's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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