SEI - Solaris Energy Infrastructure, Inc.

Insider Purchase by Zartler William A (COB, CEO, 10%)

6 Months
After Trade
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Trade Summary

5 months ago, Zartler William A, serving as COB, CEO, 10% owner at Solaris Energy Infrastructure, Inc. (SEI), purchased 10,000 shares at $24.83 per share, for a total transaction value of $248,300.00. Following this transaction, Zartler William A now holds 5,289,542 shares of SEI.

The trade was executed on Tuesday, September 9, 2025 and publicly disclosed via SEC Form 4 filing on Tuesday, September 9, 2025, meaning the disclosure happened on the same day as the trade.

Solaris Energy Infrastructure, Inc. operates in the ENERGY sector, specifically within the OIL & GAS EQUIPMENT & SERVICES industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Zartler William A

COB, CEO, 10%

William A. Zartler is the Founder, Chairman, and Chief Executive Officer (CEO) of Solaris Energy Infrastructure, Inc. (SEI), a position he has held since founding the company's predecessor in October 2014 and leading its IPO in May 2017.[[1]](https://fintool.com/app/research/companies/SEI/people/william-a-zartler)[[2]](https://www.solaris-energy.com/company/leadership)[[3]](https://www.me.utexas.edu/connect/academy-of-distinguished-alumni/current-class/1512-william-a-zartler) Now aged 59, Zartler serves as Co-Chief Executive Officer, Chairman of the Board (COB), and Director (10% ownership), with recent insider trading activity at SEI.[[1]](https://fintool.com/app/research/companies/SEI/people/william-a-zartler) He holds a B.S. in Mechanical Engineering from the University of Texas at Austin (1987) and an MBA from Texas A&M University (1989), and was honored as a Distinguished Mechanical Engineer in 2020.[[1]](https://fintool.com/app/research/companies/SEI/people/william-a-zartler)[[3]](https://www.me.utexas.edu/connect/academy-of-distinguished-alumni/current-class/1512-william-a-zartler) Zartler's career spans over 30 years in energy, including founding and managing a $7B energy private equity platform at Denham Capital Management (2004–2013), where he led midstream and oilfield services investments.[[1]](https://fintool.com/app/research/companies/SEI/people/william-a-zartler)[[2]](https://www.solaris-energy.com/company/leadership)[[3]](https://www.me.utexas.edu/connect/academy-of-distinguished-alumni/current-class/1512-william-a-zartler) Previously, he was SVP and General Manager of Dynegy Inc.'s NGL business, and held roles at Dow Hydrocarbons.[[3]](https://www.me.utexas.edu/connect/academy-of-distinguished-alumni/current-class/1512-william-a-zartler) He is also Executive Chairman of Aris Water Solutions, Inc. (NYSE: ARIS) since its 2021 IPO (until its 2025 sale) and Founder/Sole Member of Solaris Energy Capital, LLC.[[1]](https://fintool.com/app/research/companies/SEI/people/william-a-zartler)[[2]](https://www.solaris-energy.com/company/leadership)[[5]](https://texasbusiness.org/about/leadership/bill-zartler/) Under his leadership, SEI achieved strong 2024 performance with EBITDA of $95.9M, TSR growth from $100 to $262 (outperforming peers), and strategic moves like the MER acquisition and launch of Solaris Power Solutions.[[1]](https://fintool.com/app/research/companies/SEI/people/william-a-zartler)

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Trade Price

$24.83

Quantity

10,000

Total Value

$248,300.00

Shares Owned

5,289,542

Trade Date

Tuesday, September 9, 2025

166 days ago

SEC Filing Date

Tuesday, September 9, 2025

ENERGYOIL & GAS EQUIPMENT & SERVICES

About Solaris Energy Infrastructure, Inc.

Company Overview

No company information available
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