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$SEI

Solaris Energy Infrastructure, Inc.

XNYSIndustrialsOil & Gas Field Machinery & Equipment

$61.25+10.22%+$5.68Prev $55.57LIVE Full chart Live alerts
No recent price bars, the chart lights up when SEI starts printing.

Why is SEI up today? It is at $61.25 (+10.22%), and our scanner flagged it 145 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment SEI spikes, and full due diligence on SEI — key stats, earnings, dilution and insider activity. Free.

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Our scanner flagged $SEI 145 times in the last 30 days. Create a free account to track $SEI, build a watchlist, and get instant unusual-volume alerts — plus 5 free premium days, no card needed.

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Key Stats

Price & performance
Price
$61.25
Change today
+10.22%
Previous close
$55.57
52-week range
$24.57 – $86.19
Valuation & dividend
Market cap
$3.25B
Dividend yield
0.86% ($0.48)
Ownership & volume
Shares outstanding
61.3M
Live vendor count
Insider ownership
4.6%
DEF 14A · 2026-04-01
Institutional own.
99.9%
Total held
100.0%
Short interest
15.2M
▲ +13% vs prior · as of 2026-07-15
Days to cover
4.2d
Avg daily volume
3.0M
Classification
Sector
Industrials
Industry
Oil & Gas Field Machinery & Equipment
Exchange
XNYS
Relative volumevs this time of day
5m
1.1x
15m
0.8x
1hthin
1.3x
1D
0.1x

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Why is $SEI up today?

3 alerts today6.0x RVOL

SEI is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 3 unusual-volume and momentum alerts on SEI today, peaking at 6.0x its normal volume. A move this size is almost always tied to a specific catalyst. Most of the time that is an earnings report, a guidance update, or a company announcement. If none is shown above, the release may not be in our news feed yet. It will show up here as soon as it is.

Why is $SEI moving? →▶ Replay the moveAuto-generated from live scanner data. Not investment advice.
Trading profile⚡ Ultra-low floatShortableEasy to borrowNo SSRBorrow via Alpaca · SSR from Reg SHO 201

Insiders

2 open-market buys2 buys, 5 sells last 3 months (26/23 over 12 months)
Show 12 recent transactions
InsiderActionShares% of positionOwns afterValueDate
Wirtz Christopher P.
Officer
Sold (automatic/other)-1Ksold 3.6%35K$91K
at $69.54
Jun 1, 26
Wirtz Christopher P.
Officer
Sold (automatic/other)-700sold 1.9%36K$54K
at $77.22
May 13, 26
Argo Laurie H
Director
Sold (automatic/other)-5Ksold 10%45K$379K
at $72.88
May 12, 26
Powell Christopher M
Officer
Sold (automatic/other)-37K
0.06% of company
sold 24%114K$2.7M
at $73.90
May 11, 26
Walker Ray N Jr
Director
Sold (automatic/other)-57K
0.10% of company
sold 91%6K$4.1M
at $72.11
May 8, 26
Teague Aj
Director
Bought (open market)+3Kadded 3.2%110K$250K
at $72.98
May 8, 26
Teague Aj
Director
Bought (open market)+3Kadded 33%11K$201K
at $72.98
May 8, 26
Keenan W Howard Jr
Director
Sold (automatic/other)-2.00M
3.4% of company
sold 28%5.08Mn/aMay 6, 26
Keenan W Howard Jr
Director
Acquired (grant/award)+2.00M
3.4% of company
n/a2.00Mn/aMay 6, 26
Keenan W Howard Jr
Director
Sold (automatic/other)-2.00M
3.4% of company
n/an/a$149.0M
at $74.50
May 6, 26
Ktr Management Company, Llc
Beneficial Owner (10%)
Sold (automatic/other)-2.00M
3.4% of company
n/an/an/aApr 30, 26
Ktr Management Company, Llc
Beneficial Owner (10%)
Acquired (grant/award)+2.00M
3.4% of company
n/a2.00Mn/aApr 30, 26

Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.

$SEI Sentiment

Neutral
Bearish53Bullish
📰 News: 1 bull · 5 bearToday: +10.2%👥 Community: 0 bull · 0 bear

Blend of news sentiment, today’s move, and community votes. Not investment advice.

$SEI Activity

News, unusual-volume alerts, AI-trader trades and community chatter — the whole story, newest first.

Alert· 27m ago +3.21%
$SEI moved +3.21% in 1 min (Level 1) at 9:30 AM ET
at $58.43
Alert· 46m ago -1.03%
$SEI moved -1.03% in 1 min (Level 1) at 9:12 AM ET
at $59.26
Alert· 46m ago 2.5× RVOL
SEI hit 2.549x RVOL at 9:12 AM ET
at $59.26
Alert· 14h ago +1.65%
$SEI moved +1.65% in 1 min (Level 1) at 7:55 PM ET
at $60.98
Alert· 17h ago 3.1× RVOL
SEI hit 3.151x RVOL at 4:15 PM ET
at $59.00
Alert· 17h ago +2.24%
$SEI moved +2.24% in 1 min (Level 2) at 4:12 PM ET
at $58.80
Alert· 19h ago -1.6% vs EMA
$SEI near 200 EMA: -1.65% from 200 EMA at 2:35 PM ET
at $55.90
Alert· 19h ago 3.4× RVOL
SEI hit 3.352x RVOL at 2:35 PM ET
at $55.90
Alert· 20h ago -1.7% vs EMA
$SEI near 200 EMA: -1.68% from 200 EMA at 1:37 PM ET
at $56.32
Alert· 20h ago 13.7× RVOL
SEI hit 13.678x RVOL at 1:37 PM ET
at $56.32
Alert· 20h ago -1.9% vs EMA
$SEI near 200 EMA: -1.95% from 200 EMA at 1:13 PM ET
at $56.40
Alert· 20h ago 4.3× RVOL
SEI hit 4.303x RVOL at 1:13 PM ET
at $56.40
Alert· 21h ago -1.16%
$SEI moved -1.16% in 1 min (Level 1) at 12:19 PM ET
at $57.23
Alert· 21h ago -0.8% vs EMA
$SEI near 200 EMA: -0.80% from 200 EMA at 12:19 PM ET
at $57.51
Alert· 21h ago 10.3× RVOL
SEI hit 10.283x RVOL at 12:19 PM ET
at $57.51
Alert· 22h ago -0.5% vs EMA
$SEI near 200 EMA: -0.53% from 200 EMA at 11:12 AM ET
at $57.92
Alert· 22h ago -1.01%
$SEI moved -1.01% in 1 min (Level 1) at 11:12 AM ET
at $57.83
Alert· 22h ago 2.0× RVOL
SEI hit 2.000x RVOL at 11:12 AM ET
at $57.92
Alert· 1d ago +1.06%
$SEI moved +1.06% in 1 min (Level 1) at 9:44 AM ET
at $58.83
Alert· 1d ago 18.8× RVOL
SEI hit 18.755x RVOL at 3:36 PM ET
at $58.82
Alert· 1d ago 3.1× RVOL
SEI hit 3.085x RVOL at 3:30 PM ET
at $58.81
Alert· 1d ago +1.1% vs EMA
$SEI near 200 EMA: +1.10% from 200 EMA at 2:33 PM ET
at $58.83
Alert· 1d ago 4.6× RVOL
SEI hit 4.564x RVOL at 2:33 PM ET
at $58.83
Alert· 1d ago +1.3% vs EMA
$SEI near 200 EMA: +1.25% from 200 EMA at 1:46 PM ET
at $58.37
Alert· 1d ago 60.4× RVOL
SEI hit 60.355x RVOL at 1:46 PM ET
at $58.37
News· The Motley Fool· 62d ago Neutral
A Director Trimmed SEI After a Big Run — is there room to run?
News· The Motley Fool· 99d ago Bullish
Why Solaris Energy Infrastructure Stock Soared Today
News· GlobeNewswire Inc.· 435d ago Neutral
Kuehn Law Encourages Investors of Grocery Outlet Holding Corp. to Contact Law Firm
News· GlobeNewswire Inc.· 435d ago Bearish
Kuehn Law Encourages Investors of Solaris Energy Infrastructure, Inc. to Contact Law Firm
News· Benzinga· 436d ago Bearish
SEI Investors Have Opportunity to Lead Solaris Energy Infrastructure, Inc. Securities Fraud Lawsuit with the Schall Law Firm
News· GlobeNewswire Inc.· 437d ago Bearish
המועד האחרון החשוב לתביעה נגד SEI: רוזן, משרד עורכי דין גלובלי ומוביל, מעודד את משקיעי Solaris Energy Infrastructure, Inc. שצברו הפסדים של יותר מ- 100 אלף דולר, להבטיח ייעוץ לפני המועד האחרון החשוב של 27 במאי בתביעה ייצוגית בניירות ערך – SEI
News· GlobeNewswire Inc.· 437d ago Bearish
SEI IMPORTANT DEADLINE: ROSEN, A GLOBAL AND LEADING LAW FIRM, Encourages Solaris Energy Infrastructure, Inc. Investors with Losses in Excess of $100K to Secure Counsel Before Important May 27 Deadline in Securities Class Action – SEI
News· Benzinga· 440d ago Bearish
SEI Investors Have Opportunity to Lead Solaris Energy Infrastructure, Inc. Securities Fraud Lawsuit with the Schall Law Firm

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SEI stock FAQ

Why is $SEI up today?

SEI is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 3 unusual-volume and momentum alerts on SEI today, peaking at 6.0x its normal volume. A move this size is almost always tied to a specific catalyst. Most of the time that is an earnings report, a guidance update, or a company announcement. If none is shown above, the release may not be in our news feed yet. It will show up here as soon as it is.

What is the SEI stock price today?

SEI last traded at $61.25, up 10.22% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).

Does SEI pay a dividend?

Yes. SEI currently has a dividend yield of about 0.86% ($0.48 per share per year). Dividend figures can change; this is not investment advice.

Where can I see live SEI alerts?

The SEI Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged SEI 145 times in the last 30 days.

What exchange is SEI on?

SEI (Solaris Energy Infrastructure, Inc.) trades on XNYS, with a market cap of about $3.25B in the OIL & GAS FIELD MACHINERY & EQUIPMENT sector.

Is SEI good for day trading?

That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge SEI for yourself. This is not investment advice.

Live data from TheDesperateTrader scanner. Not investment advice.