SLNH · Soluna Holdings, Inc · Shareholders & Ownership

$0.55 +0.02 (+3.01%) At close · Oct 23

Russell 2000 member Rebalance outlook locked

Market Cap

$134.55M

244.59M

Volume · Oct 23 7.55M Avg daily vol (3M) 9.24M

Every disclosed holder of SLNH in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

How the holder list picks a filing →

Who Owns SLNH

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

Holder group	Holders	Shares	% Out	Summed
Institutional (13F)	104	44,646,884	18.25%	Yes
Insiders (Forms 3, 4, 5)	14	36,987,645	15.12%	Yes
13D/G-only blocks	5	21,029,747	8.60%	Yes
Remaining	—	141,926,299	58.03%	Rest
Registered funds (N-PORT, not summed)	60	22,195,248	9.07%	No

Shares outstanding: 244,590,575, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of SLNH

One row per holder Every filing By ultimate parent

All 13F Funds Insiders 13D/G Non-US

#	Holder	Shares	% Out	Change	As of	Notes
1	TOPOREK MICHAEL Insider CIK 1243628 · Jun 1, 2026 Director, issuer-wide	17,132,816	7.00%	+7,310,534	Jun 1, 2026	Director, issuer-wide
2	BUGBEE ROBERT L 13G CIK 1088226 · Unknown · Aug 5, 2026 Rule 13d-1(c), passive investor	15,414,507	6.30%	+2,078,145	Aug 5, 2026	Rule 13d-1(c), passive investor
3	BlackRock, Inc. 13F CIK 2012383 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	8,330,254	3.41%	+7,545,266	Jun 30, 2026	carried, not yet filed for the newest quarter
3.1	BlackRock, Inc. 13G CIK 2012383 · Holding company · Jun 30, 2026 Rule 13d-1(b), qualified institution, not summed	8,321,125	3.40%	—	Jun 30, 2026	Rule 13d-1(b), qualified institution, not summed
3.2	iShares Russell 2000 ETF Fund S000004344 · Registered fund · Jun 30, 2026 iShares Trust, not summed	3,041,323	1.24%	—	Jun 30, 2026	iShares Trust, not summed
3.3	iShares Russell 2000 Value ETF Fund S000004342 · Registered fund · Jun 30, 2026 iShares Trust, not summed	1,057,334	0.43%	—	Jun 30, 2026	iShares Trust, not summed
3.4	iShares Micro-Cap ETF Fund S000004439 · Registered fund · Jun 30, 2026 iShares Trust, not summed	353,281	0.14%	—	Jun 30, 2026	iShares Trust, not summed
3.5	Master Small Cap Index Series Fund S000002716 · Registered fund · Jun 30, 2026 Quantitative Master Series LLC, not summed	196,004	0.08%	—	Jun 30, 2026	Quantitative Master Series LLC, not summed
4	Nuveen, LLC 13F CIK 1871926 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	5,577,158	2.28%	+5,577,158	Jun 30, 2026	carried, not yet filed for the newest quarter
4.1	College Retirement Equities Fund - Total Global Stock Account Fund S000005080 · Registered fund · Jun 30, 2026 College Retirement Equities Fund, not summed	1,119,460	0.46%	—	Jun 30, 2026	College Retirement Equities Fund, not summed
4.2	Nuveen Equity Index Fund Fund S000005360 · Registered fund · Jul 31, 2026 TIAA-CREF Funds, not summed	931,678	0.38%	—	Jul 31, 2026	TIAA-CREF Funds, not summed
4.3	Nuveen Small Cap Blend Index Fund Fund S000005367 · Registered fund · Jul 31, 2026 TIAA-CREF Funds, not summed	139,196	0.06%	—	Jul 31, 2026	TIAA-CREF Funds, not summed
4.4	Nuveen Life Small Cap Equity Fund Fund S000005093 · Registered fund · Jun 30, 2026 TIAA-CREF Life Funds, not summed	68,226	0.03%	—	Jun 30, 2026	TIAA-CREF Life Funds, not summed
5	Vident Advisory, LLC 13F CIK 1744347 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	5,227,200	2.14%	+5,160,797	Jun 30, 2026	carried, not yet filed for the newest quarter
6	Valkyrie Bitcoin Miners ETF Fund S000075052 · Registered fund · Jun 30, 2026 Valkyrie ETF Trust II, not summed	5,125,668	2.10%	—	Jun 30, 2026	Valkyrie ETF Trust II, not summed
7	VANGUARD CAPITAL MANAGEMENT LLC 13F CIK 2100119 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	4,661,391	1.91%	+4,034,537	Jun 30, 2026	carried, not yet filed for the newest quarter
8	GEODE CAPITAL MANAGEMENT, LLC 13F CIK 1214717 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	3,889,529	1.59%	+1,204,091	Jun 30, 2026	carried, not yet filed for the newest quarter
9	VANGUARD TOTAL STOCK MARKET INDEX FUND Fund S000002848 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	3,768,100	1.54%	—	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
10	Generate Strategic Credit Master Fund I-B, L.P. 13G CIK 2085233 · Unknown · Sep 12, 2025 Rule 13d-1(c), passive investor	3,345,829	1.37%	—	Sep 12, 2025	Rule 13d-1(c), passive investor
11	Carver Ryan Insider CIK 2145990 · Aug 1, 2026 Chief Development Officer, issuer-wide	3,200,000	1.31%	—	Aug 1, 2026	Chief Development Officer, issuer-wide
12	J. Goldman & Co LP 13F CIK 1412741 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	2,384,409	0.97%	+2,384,409	Jun 30, 2026	carried, not yet filed for the newest quarter
13	Phelan William P Insider CIK 1311899 · Sep 3, 2026 Director, issuer-wide	2,279,985	0.93%	+2,216,940	Sep 3, 2026	Director, issuer-wide
14	MICHAELS DAVID C Insider CIK 1183209 · Jun 1, 2026 Director, Chief Financial Officer, issuer-wide	2,029,343	0.83%	+796,579	Jun 1, 2026	Director, Chief Financial Officer, issuer-wide
15	Marusak Thomas J Insider CIK 1312027 · Jun 1, 2026 Director, issuer-wide	1,998,596	0.82%	+849,556	Jun 1, 2026	Director, issuer-wide
16	STATE STREET CORP 13F CIK 93751 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	1,824,507	0.75%	+1,531,831	Jun 30, 2026	carried, not yet filed for the newest quarter
16.1	STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO Fund S000050332 · Registered fund · Jun 30, 2026 STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed	32,800	0.01%	—	Jun 30, 2026	STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
16.2	State Street Total Return V.I.S. Fund Fund S000001637 · Registered fund · Jun 30, 2026 STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed	2,647	0.00%	—	Jun 30, 2026	STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
17	Bottomley John Insider CIK 1891682 · Jun 1, 2026 Director, issuer-wide	1,730,048	0.71%	+752,890	Jun 1, 2026	Director, issuer-wide
18	Lipman Matthew E. Insider CIK 1687758 · Jun 1, 2026 Director, issuer-wide	1,703,803	0.70%	+726,401	Jun 1, 2026	Director, issuer-wide
19	Hazelip William Insider CIK 1848710 · Jun 1, 2026 Director, issuer-wide	1,702,859	0.70%	+726,401	Jun 1, 2026	Director, issuer-wide
20	MARSHALL WACE, LLP 13F CIK 1318757 · Exempt reporting adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	1,695,300	0.69%	+1,108,267	Jun 30, 2026	carried, not yet filed for the newest quarter
21	OReilly Mary Jennifer Insider CIK 1887606 · Sep 1, 2026 Chief People Officer, issuer-wide	1,687,486	0.69%	+1,687,486	Sep 1, 2026	Chief People Officer, issuer-wide
22	Thomas Jessica L. Insider CIK 1833489 · Sep 23, 2026 Chief Accounting Officer, issuer-wide	1,481,417	0.61%	-30,000	Sep 23, 2026	Chief Accounting Officer, issuer-wide
23	PICCHI MICHAEL Insider CIK 1297074 · Aug 28, 2026 Chief Financial Officer, issuer-wide	1,431,250	0.59%	+20,000	Aug 28, 2026	Chief Financial Officer, issuer-wide
24	YA II PN, Ltd. 13G CIK 1463928 · Unknown · Feb 5, 2025 Rule 13d-1(c), passive investor	1,059,641	0.43%	—	Feb 5, 2025	Rule 13d-1(c), passive investor
25	Alpha Capital Anstalt 13G CIK 1140358 · Unknown · Sep 30, 2025 Rule 13d-1(c), passive investor	1,045,318	0.43%	—	Sep 30, 2025	Rule 13d-1(c), passive investor
26	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 13F CIK 1705339 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	1,029,709	0.42%	+233,057	Jun 30, 2026	carried, not yet filed for the newest quarter
26.1	Global X Blockchain ETF Fund S000072329 · Registered fund · May 31, 2026 GLOBAL X FUNDS, not summed	820,857	0.34%	+154,758	May 31, 2026	GLOBAL X FUNDS, not summed
26.2	Global X Russell 2000 ETF Fund S000085029 · Registered fund · Jul 31, 2026 GLOBAL X FUNDS, not summed	50,070	0.02%	—	Jul 31, 2026	GLOBAL X FUNDS, not summed
27	UBS Group AG 13F CIK 1610520 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	999,446	0.41%	+109,143	Jun 30, 2026	carried, not yet filed for the newest quarter
28	VANGUARD EXTENDED MARKET INDEX FUND Fund S000002841 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	825,723	0.34%	+198,869	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
29	Alpine Fox Capital LLC 13F CIK 2096493 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	750,882	0.31%	+750,882	Jun 30, 2026	carried, not yet filed for the newest quarter
30	NORTHERN TRUST CORP 13F CIK 73124 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	737,906	0.30%	+634,991	Jun 30, 2026	carried, not yet filed for the newest quarter
30.1	Small Cap Index Fund Fund S000001245 · Registered fund · Jun 30, 2026 Northern Funds, not summed	54,774	0.02%	—	Jun 30, 2026	Northern Funds, not summed
31	VANGUARD PORTFOLIO MANAGEMENT LLC 13F CIK 2100121 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	708,284	0.29%	+708,284	Jun 30, 2026	carried, not yet filed for the newest quarter
32	VANGUARD FIDUCIARY TRUST CO 13F CIK 933478 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	525,459	0.21%	+231,869	Jun 30, 2026	carried, not yet filed for the newest quarter
33	Budzyn Agnieszka Teresa Insider CIK 2093633 · Dec 1, 2025 Director, issuer-wide	485,000	0.20%	+350,000	Dec 1, 2025	Director, issuer-wide
34	RENAISSANCE TECHNOLOGIES LLC 13F CIK 1037389 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	452,600	0.19%	-382,677	Jun 30, 2026	carried, not yet filed for the newest quarter
35	TRU INDEPENDENCE ASSET MANAGEMENT 2, LLC 13F CIK 1849497 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	430,738	0.18%	+430,738	Jun 30, 2026	carried, not yet filed for the newest quarter
36	Virtu Financial LLC 13F CIK 1533964 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	363,683	0.15%	+363,683	Jun 30, 2026	carried, not yet filed for the newest quarter
37	Yorkville Advisors Global, LP 13F CIK 1838613 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	335,976	0.14%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
38	Bank of New York Mellon Corp 13F CIK 1390777 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	261,551	0.11%	+261,551	Jun 30, 2026	carried, not yet filed for the newest quarter
39	CHARLES SCHWAB INVESTMENT MANAGEMENT INC 13F CIK 884546 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	255,611	0.10%	+255,611	Jun 30, 2026	carried, not yet filed for the newest quarter
39.1	Schwab Small-Cap Index Fund Fund S000005912 · Registered fund · Jul 31, 2026 SCHWAB CAPITAL TRUST, not summed	255,611	0.10%	—	Jul 31, 2026	SCHWAB CAPITAL TRUST, not summed
40	SCOGGIN MANAGEMENT LP 13F CIK 1086416 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	250,000	0.10%	+250,000	Jun 30, 2026	carried, not yet filed for the newest quarter
41	VOYA INVESTMENT MANAGEMENT LLC 13F CIK 1068837 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	244,725	0.10%	+244,725	Jun 30, 2026	carried, not yet filed for the newest quarter
42	MILLENNIUM MANAGEMENT LLC 13F CIK 1273087 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	220,696	0.09%	+220,696	Jun 30, 2026	carried, not yet filed for the newest quarter
43	WT Wealth Management 13F CIK 1780507 · Registered investment adviser · Sep 30, 2026	200,432	0.08%	+200,432	Sep 30, 2026
44	Michael Toporek 13G CIK 1911720 · Unknown · Dec 31, 2023 Rule 13d-1(d), exempt investor	164,452	0.07%	—	Dec 31, 2023	Rule 13d-1(d), exempt investor
45	PEAK6 LLC 13F CIK 1389958 · Broker-dealer · Jun 30, 2026 carried, not yet filed for the newest quarter	145,000	0.06%	+145,000	Jun 30, 2026	carried, not yet filed for the newest quarter
46	XTX Topco Ltd 13F CIK 1828301 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	142,521	0.06%	+55,832	Jun 30, 2026	carried, not yet filed for the newest quarter
47	GSA CAPITAL PARTNERS LLP 13F CIK 1362033 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	139,566	0.06%	+139,566	Jun 30, 2026	carried, not yet filed for the newest quarter
48	MORGAN STANLEY 13F CIK 895421 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	137,558	0.06%	+133,885	Jun 30, 2026	carried, not yet filed for the newest quarter
49	LPL Financial LLC 13F CIK 1403438 · Broker-dealer · Jun 30, 2026 carried, not yet filed for the newest quarter	131,242	0.05%	+113,411	Jun 30, 2026	carried, not yet filed for the newest quarter
50	BANK OF AMERICA CORP /DE/ 13F CIK 70858 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	123,107	0.05%	+102,485	Jun 30, 2026	carried, not yet filed for the newest quarter

2 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 155 holders

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Key facts CIK 64463 CUSIP 583543301 13F (30d) 11 filings 11 filers Visit website Investor relations