Solaris Energy Infrastructure (SEI)
Solaris Energy Infrastructure (SEI) closed at $70.97 on Sep 25, 2026, up 55.3% year to date, for a market capitalisation of $5.4B. Revenue of $762.2M over the last twelve months, up 46.9% year on year, with a 25.8% operating margin. Filed with the SEC, as of Jun 30, 2026. 176 institutional holders named from SEC filings, together declaring between 91.3% and 110.2% of the shares outstanding, as of Sep 8, 2026. Solaris Energy Infrastructure is one of the AI and semiconductor companies tracked on Silicon Floor, in the power, electrical & cooling segment, with live prices, SEC filings, financial statements and institutional ownership.
- Last close
- $70.97 (2026-09-25)
- Year to date
- +55.3%
- 52-week range
- $35.10 – $86.02
- Market capitalisation
- $5.4B
- Revenue (TTM)
- $762.2M
- Revenue growth
- +46.9%
- Operating margin
- 25.8%
- Price / sales
- 7.1
- EV / revenue
- 8.2
- Figures as of
- 2026-06-30
- Named institutional holders
- 176
- Declared ownership
- 91.3% – 110.2%
Filed figures, quarter by quarter
- Solaris Energy Infrastructure revenue by quarter, with the filing behind each
- Solaris Energy Infrastructure operating income by quarter, with the filing behind each
- Solaris Energy Infrastructure net income by quarter, with the filing behind each