// company-profile

Solaris Energy Infrastructure, Inc.

SEI
ExchangeNYSESectorOil & Gas Field Machinery & EquipmentInc.DEFilings93Insiders25
// api This Solaris Energy Infrastructure, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bearish. Over the last 30 days, insiders net sold $91K across 1 transaction.

// 90-day insight

Over the last 90 days, Solaris Energy Infrastructure, Inc. insiders bought $451K (2 transactions) and sold $297.9M (9 transactions).

  • Most active insider: Keenan W Howard JR with 4 transactions totaling $149.0M.
  • Largest single sale: $149.0M by Keenan W Howard JR on May 6, 2026.

Activity skews bearish — sales outpace buys.

Institutional Ownership

Top 13F-HR holders of Solaris Energy Infrastructure, Inc. as of 2026-03-31

↑ increasing
Total reported AUM
$3.72B
QoQ change
+25.4%
Reporting period
2026-03-31
#1
MILLENNIUM MANAGEMENT LLC
CIK 1273087
$129.2M
2.3M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$115.3M
2.0M shares
#3
TWO SIGMA INVESTMENTS, LP
CIK 1179392
$109.7M
1.9M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 1, 2026Wirtz Christopher P.SEI
Tax Withholding
1,303$69.54$91K
May 13, 2026Wirtz Christopher P.SEI
Sale
700$77.22$54K
May 12, 2026Argo Laurie HSEI
Sale
5,200$72.88$379K
May 11, 2026Powell Christopher MSEI
Sale
9,179$73.90$678K
May 11, 2026Powell Christopher MSEI
Sale
2,181$75.33$164K

45 more transactions hidden

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