TOP TIERMARKET NEWSWIRE
Movers explained · 2026-09-16

Archived explainer. For the current picture see today's SEI page.

Why Is SOLARIS ENERGY INFRS A (SEI) Stock Up Today?

By the Top Tier Newswire AI Desk · September 16, 2026 at 9:38 AM ET · reviewed against 4 wire stories

SOLARIS ENERGY INFRS A (SEI) is up +5.23% in the latest session. Our newswire has captured 4 stories on SEI across 2 sources in the last 36 hours, with AI sentiment reading bullish (avg 62/100).

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Why SEI stock is up today

SEI stock rose 5.23% to $64.84 in morning trading as multiple analysts raised price targets and ratings on the firm. The stock opened with a 1.6% gap up from the previous close and reached a session high of $64.92. The move followed a series of analyst upgrades and revised guidance from Solaris Energy Infrastructure.

What Happened

Northland raised its price target for Solaris Energy to $111 from $104, citing improved fundamentals. Needham also raised its price target and reiterated a Buy rating, while William Blair upgraded SEI Investments to Outperform from Market Perform, citing a stronger growth outlook. These analyst actions came alongside a 23% increase in Solaris Energy’s Q3 adjusted EBITDA guidance to $110 million to $130 million and a 48% increase in Q4 guidance to $145 million to $180 million. The firm also announced the acquisition of EPC firm Omega Foundation Services for $101 million in cash, $28 million in debt and lease assumption, and 3.6 million Class A shares.

What The Data Shows

The stock has surged 18.9% over the past eight sessions, climbing from $52.59 to $62.51. With a market cap of $4.0 billion, the stock trades at a P/E of 70.9 and has reported a 70.5% year-to-date revenue increase. The stock has printed six fresh 52-week highs on September 16. Recent insider transactions show a director, Teague Aj, buying shares on September 8. Retail traders on social media have noted the ability to deposit SEI and USDC from the SEI Network blockchain on Kalshi.

What To Watch

The stock has no scheduled earnings in the near term. Investors should monitor the breadth of analyst coverage and any further guidance updates from the company.

AI-assisted analysis composed exclusively from headlines and data on the Top Tier newswire. Public view is delayed 4 hours from real time. Not financial advice.

SEI by the numbers

Last: $64.84Session: +5.23%7 sessions: +17.17%Coverage: 4 stories / 2 sourcesAI sentiment: 62/100 (bullish)Mkt cap: $4.0BP/E: 70.952w: $29.89 to $86.19
SEI · today's session (5-min) · +5.59% vs prior close · updated 2:44 PM ET
$61.30$64.25$67.21prev close $61.62$65.067:00 AM8:55 AM10:50 AM12:45 PM2:40 PM7:00 AM · $62.598:20 AM · $62.808:25 AM · $63.009:10 AM · $62.909:25 AM · $63.309:30 AM · $64.199:35 AM · $65.269:40 AM · $64.799:45 AM · $65.109:50 AM · $65.629:55 AM · $65.9110:00 AM · $65.4710:05 AM · $65.6310:10 AM · $65.5610:15 AM · $65.7010:20 AM · $65.6110:25 AM · $65.5610:30 AM · $66.1010:35 AM · $66.0410:40 AM · $66.1110:45 AM · $66.2010:50 AM · $66.3810:55 AM · $66.3111:00 AM · $66.3211:05 AM · $66.7911:10 AM · $66.8411:15 AM · $66.8911:20 AM · $66.7311:25 AM · $66.6911:30 AM · $66.7911:35 AM · $66.7311:40 AM · $66.3011:45 AM · $66.4011:50 AM · $66.3011:55 AM · $66.2212:00 PM · $65.9012:05 PM · $65.8312:10 PM · $65.8712:15 PM · $65.8612:20 PM · $65.7812:25 PM · $65.8412:30 PM · $65.9612:35 PM · $65.9312:40 PM · $66.0612:45 PM · $66.0512:50 PM · $66.0712:55 PM · $66.291:00 PM · $66.251:05 PM · $66.311:10 PM · $66.461:15 PM · $66.371:20 PM · $66.051:25 PM · $65.921:30 PM · $66.071:35 PM · $65.951:40 PM · $66.021:45 PM · $65.681:50 PM · $65.821:55 PM · $66.082:00 PM · $66.032:05 PM · $66.342:10 PM · $66.012:15 PM · $65.752:20 PM · $65.382:25 PM · $65.372:30 PM · $65.472:35 PM · $65.062:40 PM · $65.06
AI sentiment, last 36h · averaged over 4 stories · 62/100 bullish
AI sentiment 62/100 (bullish)0 · bearish50bullish · 100

The headlines behind the move

Story flow · 4 stories on the wire, last 36h · hover or tap a dot for the headline
36h ago24h ago12h agopublishThe Fly · sentiment 61 · SEI Investments upgraded to Outperform from Market Perform at William BlairThe Fly · 61SEI Investments upgraded to Outperform from Market Perform at William BlairInvesting.com Analyst Ratings · sentiment 61 · William Blair upgrades SEI Investments stock rating on growth outlookInvesting.com Analyst Ratings · 61William Blair upgrades SEI Investments stock rating on growth outlookInvesting.com Analyst Ratings · sentiment 61 · Needham raises Solaris Energy stock price target on guidance boostInvesting.com Analyst Ratings · 61Needham raises Solaris Energy stock price target on guidance boostThe Fly · sentiment 63 · Solaris Energy price target raised to $111 from $104 at NorthlandThe Fly · 63Solaris Energy price target raised to $111 from $104 at Northland
6h agoThe FlyBULLISH 63Analyst

Solaris Energy price target raised to $111 from $104 at Northland

1d agoInvesting.com Analyst RatingsBULLISH 61Analyst

Needham raises Solaris Energy stock price target on guidance boost

Needham raises Solaris Energy stock price target on guidance boost

1d agoInvesting.com Analyst RatingsBULLISH 61Analyst

William Blair upgrades SEI Investments stock rating on growth outlook

William Blair upgrades SEI Investments stock rating on growth outlook

1d agoThe FlyBULLISH 61Analyst

SEI Investments upgraded to Outperform from Market Perform at William Blair

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More on SEI: full news and sentiment history. Sentiment scores are AI-derived research signals, not financial advice.

Earlier SEI move explainers: 2026-09-16 · 2026-09-11 · 2026-09-09 · 2026-09-08 · 2026-08-21 · 2026-08-20