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The price of Solaris Energy Infrastructure, Inc. (SEI) on October 9, 2026 is 76.40 USD, +4.54% on the day. Over 52 weeks the stock traded between 38.50 USD and 86.19 USD; the price now sits 79% of the way up that range. Over the past year the price changed by +58.47%. The P/E ratio is 103.2, which is above the sector median (26.2). Market capitalization is 3.99 billion USD, rank 6 among 12 stocks of the same industry with a known capitalization.
Closing prices for 09 October 2026
Next earnings report: 02 November 2026 · Earnings calendar
Solaris Energy Infrastructure, Inc. trades on NYSE under the ticker SEI. The company belongs to the Industrials sector. The trading history on this page starts on 12 May 2017.
Over the past 52 weeks SEI has traded between 38.50 $ and 86.19 $. As of 09 October 2026 the price stood 79.47 % of the way from the 52-week low to the high.
Over one year SEI shares rose 58.47 %; over six months they rose 22.46 %. Volatility over 90 days is 85.21 %. Dividends are not included: this is price change only, as of 09 October 2026.
SEI trades at a price-to-earnings ratio of 103, above the sector median of 26.2. Price to sales is 5.8, above the sector median of 1.4. Price to book is 5.1, above the sector median of 2.6. Calculated from reports for the period ending 31 March 2026.
| Date | Open | High | Low | Close | Volume, shares |
|---|---|---|---|---|---|
| 09 October 2026 | 74.56 | 77.18 | 73.38 | 76.40 | 2M |
| 08 October 2026 | 75.04 | 75.45 | 70.17 | 73.08 | 3M |
| 07 October 2026 | 77.39 | 78.25 | 75.32 | 76.46 | 2M |
| 06 October 2026 | 75.80 | 80.28 |
The series is stated in the current share scale after splits; dividends are not included in the price
Based on the last 12 months of reports, through 31 March 2026
The sector median covers every company in the sector on the US market, loss-making ones included.
Share count is a period average, so market cap is approximate.
Solaris Energy Infrastructure, Inc. (SEI) is a public company in the industrials sector. Its common stock trade on NYSE.
Over the trailing twelve months as reported to 2026-03-31, revenue was 692.1m $, net income was 38.6m $. Incorporated in US.
This summary is compiled automatically from SEC filings and exchange data.
Address:9651 KATY FREEWAY SUITE 300, HOUSTON, TX, 77024, US
Solaris Energy Infrastructure, Inc. reported revenue of 692M $ and net income of 39M $ over the last four quarters. Net margin is 5.58 %. Revenue changed by +86.29 % year over year. Earnings per share are 0.84 $. Market capitalisation is 4.0B $.
SEI has a return on equity of 4.95 %, below the sector median of 5.92 %. Return on assets is 1.29 %, below the sector median of 2.51 %. Operating margin is 23.68 %, above the sector median of 4.32 %.
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| 75.80 |
| 79.70 |
| 3M |
| 05 October 2026 | 75.16 | 75.88 | 73.62 | 74.75 | 2M |
| 02 October 2026 | 72.19 | 75.46 | 72.19 | 74.93 | 3M |
| 01 October 2026 | 71.17 | 72.50 | 70.23 | 71.38 | 2M |
| 30 September 2026 | 68.02 | 72.04 | 67.32 | 71.18 | 2M |
| 29 September 2026 | 71.00 | 71.47 | 67.71 | 68.34 | 2M |
| 28 September 2026 | 71.36 | 72.17 | 67.53 | 69.15 | 3M |
| 25 September 2026 | 71.43 | 71.90 | 69.06 | 70.97 | 2M |
| 24 September 2026 | 67.73 | 70.84 | 66.00 | 70.10 | 3M |
| 23 September 2026 | 65.92 | 67.99 | 64.23 | 67.43 | 2M |
| 22 September 2026 | 67.94 | 68.17 | 64.86 | 65.67 | 2M |
| 21 September 2026 | 71.28 | 71.40 | 68.23 | 69.09 | 3M |
| 18 September 2026 | 69.00 | 70.34 | 68.21 | 69.66 | 5M |
| 17 September 2026 | 67.00 | 69.91 | 66.97 | 69.22 | 3M |
| 16 September 2026 | 63.22 | 67.09 | 62.50 | 64.60 | 3M |
| 15 September 2026 | 61.74 | 63.72 | 61.43 | 61.62 | 3M |
| 14 September 2026 | 62.89 | 64.29 | 60.59 | 61.11 | 3M |