Compare · NPKI vs SEI
NPKI vs SEI
Side-by-side comparison of NPK International Inc. (NPKI) and Solaris Energy Infrastructure Inc. (SEI): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both NPKI and SEI operate in Oil and Gas Field Machinery (Consumer Discretionary), so they compete in similar markets.
- SEI is the larger of the two at $4.94B, about 4.1x NPKI ($1.21B).
- Over the past year, NPKI is up 68.2% and SEI is up 111.0% - SEI leads by 42.8 points.
- SEI has hit the wire 6 times in the past 4 weeks while NPKI has been quiet.
- SEI has more recent analyst coverage (13 ratings vs 1 for NPKI).
PerformanceNPKI+68.17%SEI+111.00%
2025-07-14+0.00%2026-07-13
- Company
- NPK International Inc.
- Solaris Energy Infrastructure Inc.
- Price
- $14.35-0.03%
- $67.14-6.18%
- Market cap
- $1.21B
- $4.94B
- 1M return
- -1.68%
- -1.70%
- 1Y return
- +68.17%
- +111.00%
- Industry
- Oil and Gas Field Machinery
- Oil and Gas Field Machinery
- Exchange
- NYSE
- NYSE
- IPO
- 2017
- News (4w)
- 0
- 6
- Recent ratings
- 1
- 13
Latest NPKI
- VP & President, Ind. Solutions Briggs Lori sold $122,790 worth of shares (8,325 units at $14.75) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 247,165 units (SEC Form 4)
- President & CEO Lanigan Matthew sold $2,415,907 worth of shares (167,375 units at $14.43) as part of a pre-agreed trading plan, decreasing direct ownership by 40% to 254,699 units (SEC Form 4)
- VP, General Counsel Fruge Mary Celeste covered exercise/tax liability with 15,848 shares and converted options into 17,274 shares, increasing direct ownership by 0.50% to 284,641 units (SEC Form 4) to cover taxes
- President & CEO Lanigan Matthew covered exercise/tax liability with 89,549 shares and converted options into 100,188 shares, increasing direct ownership by 3% to 422,074 units (SEC Form 4) to satisfy withholding tax
- Senior Vice President and CFO Piontek Gregg covered exercise/tax liability with 36,089 shares and converted options into 40,379 shares, increasing direct ownership by 0.50% to 858,182 units (SEC Form 4) (tax withholding)
- VP & President, Ind. Solutions Briggs Lori covered exercise/tax liability with 21,755 shares, converted options into 24,340 shares and sold $152,278 worth of shares (10,446 units at $14.58) as part of a pre-agreed trading plan, decreasing direct ownership by 3% to 255,490 units (SEC Form 4) (withholding obligation)
- Director Robeson Rose M was granted 10,862 shares, increasing direct ownership by 5% to 225,147 units (SEC Form 4)
- Director Minge John C was granted 8,558 shares, increasing direct ownership by 3% to 253,942 units (SEC Form 4)
- Director Meer Claudia Michel was granted 8,558 shares, increasing direct ownership by 7% to 126,693 units (SEC Form 4)
- Director Lewis Michael A was granted 8,558 shares, increasing direct ownership by 7% to 137,878 units (SEC Form 4)
Latest SEI
- Solaris Energy Infrastructure Schedules Second Quarter 2026 Results Conference Call
- Solaris Energy Infrastructure Set to Join S&P SmallCap 600
- Solaris Energy Infrastructure Inc. filed SEC Form 8-K: Unregistered Sales of Equity Securities, Regulation FD Disclosure, Financial Statements and Exhibits
- Wolfe Research initiated coverage on Solaris Energy Infrastructure with a new price target
- Solaris Energy Infrastructure Acquires Leading Global Provider of Full Cycle Power Generation Operations, Maintenance, and Technical Solutions
- Needham initiated coverage on Solaris Energy Infrastructure with a new price target
- 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)