Soluna Holdings, Inc. SLNH NASDAQ

NASDAQ Capital Marke • Technology • Hardware, Equipment & Parts • US • USD

SharesGrow Score

51/100

2/7 Pass

SharesGrow Intrinsic Value

Soluna Holdings, Inc. (SLNH) has 20 known insider and institutional holders on record. The largest holder is TOPOREK MICHAEL with 9,822,282 shares. Other notable holders include Phelan William P and PICCHI MICHAEL.

Over the last 12 months, insiders have made 63 transactions in SLNH stock — 39 buys (valued at $5.28K) and 19 sells (valued at $306.76K). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.

SLNH Insider Ownership

Top Holder

TOPOREK MICHAEL

9,822,282 shares

Buys (12 mo)

$5.28K value

Sells (12 mo)

$306.76K value

12-Month Transaction Activity

Buy 62%

Sell 30%

Top Insider Holders

#	Name	Role	Shares Owned	Last Filed	Relative Size
1	Toporek Michael	Director	9,822,282	2025-12-03	100%
2	Phelan William P	Director	1,318,715	2025-12-17	13%
3	Picchi Michael	Chief Financial Officer	1,281,250	2026-04-01	13%
4	Belizaire John	Chief Executive Officer	1,191,499	2025-12-11	12%
5	Marusak Thomas J	Director	1,149,040	2025-12-03	12%
6	Lipman Matthew E.	Director	977,402	2025-12-03	10%
7	Oreilly Mary Jennifer	Chief People Officer	977,274	2025-12-03	10%
8	Bottomley John	Director	977,158	2025-12-03	10%
9	Hazelip William	Director	976,458	2025-12-03	10%
10	Thomas Jessica L.	Chief Accounting Officer	795,197	2026-01-05	8%
11	Budzyn Agnieszka Teresa	Director	485,000	2025-12-03	5%
12	Sternlight Beno	Director	483,561	2004-04-13	5%
13	Lynch Kevin G	Chairman and CEO	185,000	2016-06-27	2%
14	Patman Philip F Jr	Chief Financial Officer	138,820	2023-04-18	1%
15	Michaels David C	Chief Financial Officer	52,977	2025-12-15	1%
16	Lim Peng K	Chairman and CEO	50,000	2012-07-05	1%
17	Fischer Steven N	Executive Chairman	50,000	2007-04-23	1%
18	Scheuer Cynthia A	VP, CFO & Secretary	38,750	2007-09-07	0%
19	Jones Frederick W.	Chief Executive & CFO	33,168	2018-05-11	0%
20	Tunison John	Chief Financial Officer	26,000	2025-06-12	0%

Recent Transactions (last 12 months)

Date	Name	Role	Type	Shares	Price	Value
2026-04-01	Picchi Michael	Chief Financial Officer	Unknown	-	-	-
2026-01-01	Thomas Jessica L.	Chief Accounting Officer	RSU Award	460,000	-	-
2025-12-16	Phelan William P	Director	Informative Sell	1,300	$1.41	$1.83K
2025-12-12	Michaels David C	Chief Financial Officer	Informative Sell	5,669	$9.26	$52.49K
2025-12-12	Hirshfield Edward R	Director	Informative Sell	2,000	$9.76	$19.52K
2025-12-11	Hirshfield Edward R	Director	Informative Sell	741	$9.90	$7.34K
2025-12-10	Hirshfield Edward R	Director	Informative Sell	2,000	$9.70	$19.4K
2025-12-11	Phelan William P	Director	Informative Sell	3,737	$9.52	$35.58K
2025-12-10	Phelan William P	Director	Informative Sell	7,001	$9.58	$67.07K
2025-12-01	Belizaire John	Chief Executive Officer	Tax Withholding of RSU	20,979	$1.63	$34.2K
2025-12-01	Thomas Jessica L.	Chief Accounting Officer	Tax Withholding of RSU	3,412	$1.63	$5.56K
2025-12-01	Budzyn Agnieszka Teresa	Director	RSU Award	350,000	-	-
2025-12-01	Belizaire John	Chief Executive Officer	RSU Award	2,861,788	-	-
2025-12-01	Bottomley John	Director	RSU Award	685,074	-	-
2025-12-01	Oreilly Mary Jennifer	Chief People Officer	RSU Award	685,074	-	-
2025-12-01	Hazelip William	Director	RSU Award	685,074	-	-
2025-12-01	Thomas Jessica L.	Chief Accounting Officer	RSU Award	226,108	-	-
2025-12-01	Lipman Matthew E.	Director	RSU Award	685,074	-	-
2025-12-01	Hirshfield Edward R	Director	RSU Award	685,074	-	-
2025-12-01	Marusak Thomas J	Director	RSU Award	801,222	-	-
2025-12-01	Phelan William P	Director	RSU Award	917,932	-	-
2025-12-01	Toporek Michael	Director	RSU Award	6,894,614	-	-
2025-12-01	Michaels David C	Chief Financial Officer	RSU Award	801,222	-	-
2025-11-28	Hirshfield Edward R	Director	Informative Sell	1,000	$8.75	$8.75K
2025-11-21	Belizaire John	Chief Executive Officer	Informative Sell	4,922	$1.44	$7.09K