SLNH · Soluna Holdings, Inc

$1.20 +0.00 (+0.00%) At close · Sep 4

Russell 2000 member Rebalance outlook locked

Market Cap

$293.51M

244.59M

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.

Query insider transactions through the insider trading API or MCP →

Insider Sentiment Score

Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.

Net buyers

-2

Net shares bought

0.02%

Net buy value

-$372,335

Date	Insider	Role	Type	Security	Shares	Price	Value	After
2026-09-03	Phelan William P	Director	Sell↓ Filing footnotes — Common Stock (Direct) Represents the average sales price of shares sold ranging from $1.11- $1.125 per share Common Stock. Mr. Phelan undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.	Common Stock	12,037	$1.12	$13,481	2,279,985
2026-09-01	Belizaire John	Director, Chief Executive Officer	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2025.	9.0% Series A Cumulative Perpetual Preferred Stock	1,000	$11.91	$11,910	98,042
2026-08-31	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	3,188	$12.08	$38,511	63,045
2026-08-28	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	5,039	$12.25	$61,728	66,233
2026-08-28	PICCHI MICHAEL	Chief Financial Officer	Buy↑	Common Stock	20,000	$1.13	$22,600	1,431,250
2026-08-27	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	8,099	$12.08	$97,836	71,272
2026-08-26	Belizaire John	Director, Chief Executive Officer	Buy↑	Common Stock	50,000	$1.20	$60,000	7,063,105
2026-08-26	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	1,862	$12.09	$22,512	79,371
2026-08-25	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	5,000	$12.00	$60,000	81,233
2026-08-24	PICCHI MICHAEL	Chief Financial Officer	Buy↑	Common Stock	10,000	$1.14	$11,400	1,411,250
2026-08-24	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	5,000	$11.66	$58,300	86,233
2026-08-21	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	8,843	$12.29	$108,680	91,233
2026-08-20	PICCHI MICHAEL	Chief Financial Officer	Buy↑	Common Stock	20,000	$1.15	$23,000	1,401,250
2026-08-20	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	1,157	$12.45	$14,405	100,076
2026-08-19	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	5,000	$12.61	$63,050	101,233
2026-08-17	Hirshfield Edward R	Director	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Represents the average sales price of shares sold ranging from $12.23- $12.45 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Hirshfield undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.	9.0% Series A Cumulative Perpetual Preferred Stock	9,007	$12.34	$111,146	0
2026-08-01	Carver Ryan	Chief Development Officer	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 3,200,000 restricted stock units representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on July 13, 2027, 33% on July 13, 2028, and 34% on July 13, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.	Common Stock	3,200,000	—	—	3,200,000
2026-06-22	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	3,074	$11.00	$33,814	106,233
2026-06-18	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	4,813	$11.00	$52,943	109,307
2026-06-17	Phelan William P	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	10,113	$10.75	$108,715	114,120
2026-06-15	Thomas Jessica L.	Chief Accounting Officer	Sell↓	Common Stock	4,838	$1.70	$8,225	1,516,760
2026-06-11	OReilly Mary Jennifer	Chief People Officer	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	1,071	$11.10	$11,888	0
2026-06-10	OReilly Mary Jennifer	Chief People Officer	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	5,729	$10.80	$61,873	1,071
2026-06-10	Thomas Jessica L.	Chief Accounting Officer	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	2,500	$10.90	$27,250	900
2026-06-08	OReilly Mary Jennifer	Chief People Officer	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	6,600	$10.80	$71,280	6,800
2026-06-01	Belizaire John	Director, Chief Executive Officer	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 3,018,802 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.	Common Stock	3,018,802	—	—	7,072,089
2026-06-01	Thomas Jessica L.	Chief Accounting Officer	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.	Common Stock	726,401	—	—	1,521,598
2026-06-01	Hazelip William	Director	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.	Common Stock	726,401	—	—	1,702,859
2026-06-01	MICHAELS DAVID C	Director, Chief Financial Officer	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 849,556 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.	Common Stock	849,556	—	—	2,029,343
2026-06-01	Hirshfield Edward R	Director	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.	Common Stock	726,401	—	—	1,702,719
2026-06-01	OReilly Mary Jennifer	Chief People Officer	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.	Common Stock	726,401	—	—	1,703,675
2026-06-01	Phelan William P	Director	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 973,307 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer	Common Stock	973,307	—	—	2,292,022
2026-06-01	Marusak Thomas J	Director	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 849,556 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.	Common Stock	849,556	—	—	1,998,596
2026-06-01	Belizaire John	Director, Chief Executive Officer	Tax↓	Common Stock	58,984	$1.67	$98,503	7,013,105
2026-06-01	Bottomley John	Director	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.	Common Stock	726,401	—	—	1,703,559
2026-06-01	Bottomley John	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	1,000	$10.00	$10,005	26,489
2026-06-01	Lipman Matthew E.	Director	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 726,401 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.	Common Stock	726,401	—	—	1,703,803
2026-06-01	TOPOREK MICHAEL	Director	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 7,310,534 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 100% upon the reporting person's separation from the issuer.	Common Stock	7,310,534	—	—	17,132,816
2026-06-01	Belizaire John	Director, Chief Executive Officer	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2025.	9.0% Series A Cumulative Perpetual Preferred Stock	1,000	$10.40	$10,400	99,042
2026-05-21	PICCHI MICHAEL	Chief Financial Officer	Buy↑ Filing footnotes — Common Stock (Direct) Represents the average purchase price of shares sold ranging from $1.61- $1.65 per share of Common Stock. Mr. Picchi undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares purchased in each separate lot.	Common Stock	100,000	$1.63	$163,200	1,381,250
2026-04-06	Belizaire John	Director, Chief Executive Officer	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Transaction reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2025.	9.0% Series A Cumulative Perpetual Preferred Stock	1,000	$7.25	$7,250	100,042
2026-01-01	Thomas Jessica L.	Chief Accounting Officer	Award↑ Filing footnotes — Common Stock (Direct) Transaction reported is a grant of 460,000 restricted stock awards representing shares of Common Stock, par value $0.001 per share, of the issuer ("Common Stock"), which were approved by the Compensation Committee. The shares of Common Stock will vest 33% on December 1, 2026, 33% on December 1, 2027, and 34% on December 1, 2028, in each case subject to the reporting person remaining in the service of the issuer on each such vesting date.	Common Stock	460,000	—	—	795,197
2025-12-16	Phelan William P	Director	Sell↓	Common Stock	1,300	$1.41	$1,833	1,318,715
2025-12-12	MICHAELS DAVID C	Director, Chief Financial Officer	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	5,669	$9.26	$52,495	52,977
2025-12-12	MICHAELS DAVID C	Director, Chief Financial Officer	Sell↓	Common Stock	1,017	$2.19	$2,227	1,179,787
2025-12-12	Hirshfield Edward R	Director	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Represents the average sales price of shares sold ranging from $9.72- $9.79 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Hirshfield undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.	9.0% Series A Cumulative Perpetual Preferred Stock	2,000	$9.76	$19,520	9,007
2025-12-11	Phelan William P	Director	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Represents the average sales price of shares sold ranging from $9.25-$9.61 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Phelan undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.	9.0% Series A Cumulative Perpetual Preferred Stock	3,737	$9.52	$35,576	124,233
2025-12-11	Hirshfield Edward R	Director	Sell↓	9.0% Series A Cumulative Perpetual Preferred Stock	741	$9.90	$7,336	11,007
2025-12-10	Phelan William P	Director	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Represents the average sales price of shares sold ranging from $9.43-$9.70 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Phelan undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.	9.0% Series A Cumulative Perpetual Preferred Stock	7,001	$9.58	$67,070	127,970
2025-12-10	Hirshfield Edward R	Director	Sell↓ Filing footnotes — 9.0% Series A Cumulative Perpetual Preferred Stock (Direct) Represents the average sales price of shares sold ranging from $9.69- $9.71 per share of 9.0% Series A Cumulative Preferred Stock. Mr. Hirshfield undertakes that he will provide, upon request by the staff of the U.S. Securities and Exchange Commission, full information regarding the number of shares sold in each separate lot.	9.0% Series A Cumulative Perpetual Preferred Stock	2,000	$9.70	$19,400	11,748

Legend Buy — open-market purchase Sell — open-market sale ↑ Shares acquired ↓ Shares disposed (gift, conversion, tax…)

Showing 1–50 of 403 transactions

Key facts CIK 64463 CUSIP 583543301 13F (30d) 62 filings 62 filers Visit website