Soluna Holdings, Inc
SLNH- Exchange
- Nasdaq
- Industry
- Finance Services
- SEC CIK
- 0000064463
In the last 90 days, Soluna Holdings, Inc insiders filed 3 open-market purchases and 8 sales; 101 institutions reported holding it in 13F filings for Q2 2026, worth $68.5M in total; no superinvestor holds it.
Other share classesSLNHP
13F holders, Q4 2025
Institutional positions in Soluna Holdings, Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 45
- +11 vs. Q3 2025
- Shares held
- 12.3M
- +8.82M (+250.0%) vs. Q3 2025
- Total value
- $14.4M
- +$6.15M (+74.2%) vs. Q3 2025
- New holders
- 21
- 15 more added
- Sold out
- 10
- 5 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SLNH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 101 | $68.5M |
| Q1 2026 | 44 | $7.33M |
| Q4 2025 | 45 | $14.4M |
| Q3 2025 | 35 | $8.29M |
| Q2 2025 | 20 | $305.3K |
| Q1 2025 | 20 | $395.6K |
| Q4 2024 | 24 | $833.7K |
| Q3 2024 | 23 | $1.07M |
| Q2 2024 | 15 | $403.8K |
| Q1 2024 | 13 | $191.2K |
| Q4 2023 | 12 | $246.3K |
| Q3 2023 | 19 | $148.3K |
| Q2 2023 | 19 | $189.0K |
| Q1 2023 | 20 | $211.1K |
| Q4 2022 | 25 | $275.2K |
| Q3 2022 | 25 | $1.63M |
| Q2 2022 | 25 | $3.58M |
| Q1 2022 | 25 | $10.7M |
| Q4 2021 | 18 | $8.94M |
| Q3 2021 | 15 | $5.64M |
| Q2 2021 | 16 | $4.10M |
| Q1 2021 | 1 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Soluna Holdings, Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Steward Partners Investment Advisory, LLC | 21 | $25 | 0.00% | 00.0% | Unchanged |
| Graney & King, LLC | 42 | $49 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 166 | $193 | 0.00% | +5+3.1% | Added |
| Bank of America Corp | 510 | $596 | 0.00% | +296+138.3% | Added |
| Covestor Ltd | 429 | $1.00K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 1,500 | $1.75K | 0.00% | −2−0.1% | Reduced |
| Allworth Financial LP | 1,600 | $1.87K | 0.00% | −1,600−50.0% | Reduced |
| SBI Securities Co., Ltd. | 8,988 | $10.5K | 0.00% | −4,405−32.9% | Reduced |
| Janney Montgomery Scott LLC | 10,000 | $12.0K | 0.00% | 00.0% | Unchanged |
| Jefferies Financial Group Inc. | 12,673 | $14.8K | 0.00% | +12,673 | New |
| Sullivan Wood Capital Management LLC | 15,000 | $17.6K | 0.03% | +15,000 | New |
| Goldman Sachs Group Inc | 16,840 | $19.7K | 0.00% | +16,840 | New |
| Schonfeld Strategic Advisors LLC | 18,208 | $21.3K | 0.00% | +18,208 | New |
| LPL Financial LLC | 18,427 | $21.6K | 0.00% | −2,351−11.3% | Reduced |
| Matauro, LLC | 23,708 | $27.7K | 0.00% | +23,708 | New |
| Arcadia Wealth Management, Inc. | 24,300 | $28.4K | 0.02% | +4,500+22.7% | Added |
| Millennium Management LLC | 24,875 | $29.1K | 0.00% | −175,404−87.6% | Reduced |
| Squarepoint Ops LLC | 25,884 | $30.3K | 0.00% | +25,884 | New |
| Azora Capital LP | 29,369 | $34.4K | 0.00% | +14,513+97.7% | Added |
| Meramec Financial Planners, LLC | 38,659 | $39.4K | 0.02% | +38,659 | New |
| Proficio Capital Partners LLC | 37,000 | $43.3K | 0.00% | +37,000 | New |
| Vident Advisory, LLC | 57,110 | $66.8K | 0.00% | +57,110 | New |
| Raymond James Financial Inc | 58,010 | $67.9K | 0.00% | +58,010 | New |
| Citigroup Inc | 67,135 | $78.5K | 0.00% | +48,326+256.9% | Added |
| Omers Administration Corp | 69,000 | $80.7K | 0.00% | +69,000 | New |
| Prelude Capital Management, LLC | 79,317 | $92.8K | 0.01% | +79,317 | New |
| Fiduciary Alliance LLC | 87,845 | $102.8K | 0.01% | +49,845+131.2% | Added |
| Northern Trust Corp | 102,915 | $120.4K | 0.00% | +59,449+136.8% | Added |
| XTX Topco Ltd | 128,294 | $150.1K | 0.00% | +47,781+59.3% | Added |
| Quadrature Capital Ltd | 170,733 | $199.8K | 0.00% | +170,733 | New |
| State Street Corp | 188,376 | $220.4K | 0.00% | +89,582+90.7% | Added |
| Quantbot Technologies LP | 195,113 | $228.3K | 0.01% | +195,113 | New |
| Morgan Stanley | 228,318 | $267.1K | 0.00% | +228,114+111,820.6% | Added |
| Marshall Wace, LLP | 232,600 | $272.1K | 0.00% | +232,600 | New |
| Renaissance Technologies LLC | 255,942 | $299.5K | 0.00% | +255,942 | New |
| Diametric Capital, LP | 255,947 | $299.5K | 0.08% | +255,947 | New |
| Intrinsic Edge Capital Management LLC | 270,000 | $315.9K | 0.06% | +270,000 | New |
| BlackRock, Inc. | 516,509 | $604.3K | 0.00% | +514,539+26,118.7% | Added |
| Jane Street Group, LLC | 665,649 | $778.8K | 0.00% | +604,540+989.3% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 691,314 | $808.8K | 0.00% | +691,314 | New |
| Vanguard Group Inc | 954,920 | $1.12M | 0.00% | +619,644+184.8% | Added |
| UBS Group AG | 1,103,185 | $1.29M | 0.00% | +1,070,883+3,315.2% | Added |
| Ardsley Advisory Partners LP | 1,725,000 | $2.02M | 0.26% | +1,725,000 | New |
| Geode Capital Management, LLC | 1,889,533 | $2.21M | 0.00% | +1,668,801+756.0% | Added |
| Heights Capital Management, Inc | 2,043,964 | $2.39M | 0.91% | +2,043,964 | New |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −1,500,000−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −711,967−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −34,446−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −18,000−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −13,310−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −13,309−100.0% | Sold out |
| Colony Group, LLC | 0 | $0 | 0.00% | −10,720−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| NVWM, LLC | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Valley National Advisers Inc | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |