Compare · SEI vs STAK
SEI vs STAK
Side-by-side comparison of Solaris Energy Infrastructure Inc. (SEI) and STAK Inc. (STAK): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both SEI and STAK operate in Oil and Gas Field Machinery (Consumer Discretionary), so they compete in similar markets.
- SEI is the larger of the two at $5.02B, about 50.1x STAK ($100.1M).
- Over the past year, SEI is up 176.4% and STAK is up 303.7% - STAK leads by 127.4 points.
- STAK has been more active in the news (3 items in the past 4 weeks vs 2 for SEI).
- SEI has more recent analyst coverage (11 ratings vs 0 for STAK).
PerformanceSEI+176.39%STAK+303.74%
2025-06-11+0.00%2026-06-11
- Company
- Solaris Energy Infrastructure Inc.
- STAK Inc.
- Price
- $73.17+7.14%
- $7.55+2.17%
- Market cap
- $5.02B
- $100.1M
- 1M return
- -4.13%
- +274.69%
- 1Y return
- +176.39%
- +303.74%
- Industry
- Oil and Gas Field Machinery
- Oil and Gas Field Machinery
- Exchange
- NYSE
- NASDAQ
- IPO
- 2017
- 2025
- News (4w)
- 2
- 3
- Recent ratings
- 11
- 0
Latest SEI
- Chief Accounting Officer Wirtz Christopher P. covered exercise/tax liability with 1,303 shares, decreasing direct ownership by 4% to 34,782 units (SEC Form 4) (withholding tax)
- SEC Form 8-K filed by Solaris Energy Infrastructure Inc.
- Amendment: SEC Form SCHEDULE 13G/A filed by Solaris Energy Infrastructure Inc.
- Director Argo Laurie H sold $378,976 worth of shares (5,200 units at $72.88), decreasing direct ownership by 10% to 44,839 units (SEC Form 4)
- Chief Accounting Officer Wirtz Christopher P. sold $54,054 worth of shares (700 units at $77.22), decreasing direct ownership by 2% to 36,085 units (SEC Form 4)
- Solaris Energy Infrastructure Announces Completion of $2 Billion Financing and Expansion of Existing Power Contract
- Solaris Energy Infrastructure Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement
- Chief Legal Officer Powell Christopher M sold $2,750,444 worth of shares (36,852 units at $74.63), decreasing direct ownership by 24% to 114,117 units (SEC Form 4)
- Director Teague Aj bought $450,652 worth of shares (6,175 units at $72.98), increasing direct ownership by 3% to 109,890 units (SEC Form 4)
- Director Walker Ray N Jr sold $4,098,805 worth of shares (56,841 units at $72.11), decreasing direct ownership by 91% to 5,760 units (SEC Form 4)
Latest STAK
- SEC Form 6-K filed by STAK Inc.
- STAK Inc. to Launch AI-Ready Distributed Power Solutions Through Proposed U.S. Subsidiary
- STAK Inc. Accelerates New Energy Vehicle Expansion with Growing Product Portfolio and Intellectual Property
- SEC Form 6-K filed by STAK Inc.
- STAK Inc. Announces First Half of Fiscal Year 2026 Financial Results
- SEC Form 6-K filed by STAK Inc.
- STAK Inc. Regains Compliance with Nasdaq Bid Price Requirement
- SEC Form 3 filed by new insider Beekmans Johannes Antonius Gerardus
- SEC Form 3 filed by new insider Hu Yiqin
- SEC Form 3 filed by new insider Xu Ke Dennis