Company / CIK 0001697500
Solaris Energy Infrastructure, Inc.
- Ticker
- SEI
- Size, estimated from filings
- Small cap ($300M – $2B)
- Insiders on file
- 15
- Members of Congress who traded it
- 1
- Federal contracts on record
- none matched
- Lobbying filings on record
- none matched
- SEC filings
- EDGAR ↗
- Latest trade on record
- September 8, 2026
Solaris Energy Infrastructure, Inc. (SEI) has 15 insiders on file who disclosed 52 transactions in the last 12 months (7 open-market buys, 17 sales, about $413.3M at reported prices), and 1 congressional trade in its stock is on record. No federal contract award that started in the last 180 days was found for a recipient with exactly this name; no lobbying filing names it as client this year.
Solaris Energy Infrastructure, Inc. in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
8 people account for the disclosed buying and selling in Solaris Energy Infrastructure, Inc. over the last 12 months; the most active is KTR Management Company, LLC with $248M.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| TEAGUE AJ | CO-CHIEF EXECUTIVE OFFICER | 7 | 6 | 0 | September 9, 2026 |
| BURKE JAMES R | Director | 2 | 0 | 1 | August 25, 2026 |
| Argo Laurie H | Director | 3 | 0 | 2 | August 25, 2026 |
| Keenan W Howard JR | Director | 5 | 0 | 1 | August 25, 2026 |
| Walker Ray N JR | Director | 2 | 0 | 1 | August 25, 2026 |
| YZAGUIRRE MARIO MAX | Director | 1 | 0 | 0 | August 25, 2026 |
| Giesinger Edgar R. JR. | Director | 1 | 0 | 0 | August 25, 2026 |
| Brock Amanda M | Director | 3 | 1 | 0 | July 2, 2026 |
| Wirtz Christopher P. | Chief Accounting Officer | 5 | 0 | 3 | June 2, 2026 |
| Powell Christopher M | Chief Legal Officer | 6 | 0 | 4 | May 12, 2026 |
| KTR Management Company, LLC | Insider | 8 | 0 | 2 | May 4, 2026 |
| Durrett Cynthia M. | CHIEF ADMINISTRATIVE OFFICER | 4 | 0 | 2 | March 3, 2026 |
| Zartler William A | Chairman and Co-CEO | 2 | 0 | 0 | March 3, 2026 |
| Ramachandran Kyle S. | President | 3 | 0 | 1 | March 3, 2026 |
| Tompsett Stephan E | Chief Financial Officer | 1 | 0 | 0 | February 17, 2026 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Members of Congress who traded SEI
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the SEI page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Gilbert Ray Cisneros, Jr. | Representative (CA, District 31), Democrat | 1 | 0 | 1 | $15K–$50K | January 9, 2026 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| TEAGUE AJ | SEI | Buy P | September 8, 2026 | September 9, 2026 | 1d | 3,900 | $64 | $251K | indirect | Form 4 ↗ | |
| TEAGUE AJ | SEI | Buy P | September 8, 2026 | September 9, 2026 | 1d | 3,900 | $64 | $250K | Form 4 ↗ | ||
| Giesinger Edgar R. JR. | SEI | Other A | August 23, 2026 | August 25, 2026 | 2d | 3,246 | — | — | Form 4 ↗ | ||
| Keenan W Howard JR | SEI | Other A | August 23, 2026 | August 25, 2026 | 2d | 2,989 | — | — | Form 4 ↗ | ||
| Argo Laurie H | SEI | Other A | August 23, 2026 | August 25, 2026 | 2d | 3,331 | — | — | Form 4 ↗ | ||
| TEAGUE AJ | SEI | Other A | August 23, 2026 | August 25, 2026 | 2d | 3,075 | — | — | Form 4 ↗ | ||
| BURKE JAMES R | SEI | Other A | August 23, 2026 | August 25, 2026 | 2d | 3,075 | — | — | Form 4 ↗ | ||
| YZAGUIRRE MARIO MAX | SEI | Other A | August 23, 2026 | August 25, 2026 | 2d | 3,160 | — | — | Form 4 ↗ | ||
| Walker Ray N JR | SEI | Other A | August 23, 2026 | August 25, 2026 | 2d | 3,075 | — | — | Form 4 ↗ | ||
| Wirtz Christopher P. | SEI | Sell F | June 1, 2026 | June 2, 2026 | 1d | 1,303 | $70 | $91K | Form 4 ↗ | ||
| Argo Laurie H | SEI | Sell S | May 12, 2026 | May 13, 2026 | 1d | 5,200 | $73 | $379K | Form 4 ↗ | ||
| Wirtz Christopher P. | SEI | Sell S | May 13, 2026 | May 13, 2026 | 0d | 700 | $77 | $54K | Form 4 ↗ | ||
| Powell Christopher M | SEI | Sell S | May 11, 2026 | May 12, 2026 | 1d | 2,181 | $75 | $164K | Form 4 ↗ | ||
| Powell Christopher M | SEI | Sell S | May 11, 2026 | May 12, 2026 | 1d | 25,492 | $75 | $1.9M | Form 4 ↗ | ||
| Powell Christopher M | SEI | Sell S | May 11, 2026 | May 12, 2026 | 1d | 9,179 | $74 | $678K | Form 4 ↗ | ||
| TEAGUE AJ | SEI | Buy P | May 8, 2026 | May 11, 2026 | 3d | 2,750 | $73 | $201K | indirect | Form 4 ↗ | |
| TEAGUE AJ | SEI | Buy P | May 8, 2026 | May 11, 2026 | 3d | 3,425 | $73 | $250K | Form 4 ↗ | ||
| Walker Ray N JR | SEI | Sell S | May 8, 2026 | May 11, 2026 | 3d | 56,841 | $72 | $4.1M | Form 4 ↗ | ||
| Keenan W Howard JR | SEI | Exchange C | May 6, 2026 | May 7, 2026 | 1d | 2,000,000 | — | — | indirectderivative | Form 4 ↗ | |
| Keenan W Howard JR | SEI | Sell S | May 6, 2026 | May 7, 2026 | 1d | 2,000,000 | $75 | $149.0M | indirect | Form 4 ↗ | |
| Keenan W Howard JR | SEI | Exchange C | May 6, 2026 | May 7, 2026 | 1d | 2,000,000 | — | — | indirect | Form 4 ↗ | |
| Keenan W Howard JR | SEI | Other J | May 6, 2026 | May 7, 2026 | 1d | 2,000,000 | — | — | indirect | Form 4 ↗ | |
| KTR Management Company, LLC | SEI | Exchange C | April 30, 2026 | May 4, 2026 | 4d | 2,000,000 | — | — | derivative | Form 4 ↗ | |
| KTR Management Company, LLC | SEI | Sell S | April 30, 2026 | May 4, 2026 | 4d | 2,000,000 | $71 | $141.5M | Form 4 ↗ | ||
| KTR Management Company, LLC | SEI | Exchange C | April 30, 2026 | May 4, 2026 | 4d | 2,000,000 | — | — | Form 4 ↗ | ||
| KTR Management Company, LLC | SEI | Other J | April 30, 2026 | May 4, 2026 | 4d | 2,000,000 | — | — | Form 4 ↗ | ||
| Wirtz Christopher P. | SEI | Sell F | March 1, 2026 | March 3, 2026 | 2d | 2,206 | $50 | $109K | Form 4 ↗ | ||
| Wirtz Christopher P. | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 1,814 | — | — | Form 4 ↗ | ||
| Wirtz Christopher P. | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 3,296 | — | — | Form 4 ↗ | ||
| Durrett Cynthia M. | SEI | Sell F | March 1, 2026 | March 3, 2026 | 2d | 26,940 | $50 | $1.3M | Form 4 ↗ | ||
| Durrett Cynthia M. | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 28,871 | — | — | Form 4 ↗ | ||
| Durrett Cynthia M. | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 21,444 | — | — | Form 4 ↗ | ||
| Powell Christopher M | SEI | Sell F | March 1, 2026 | March 3, 2026 | 2d | 27,534 | $50 | $1.4M | Form 4 ↗ | ||
| Powell Christopher M | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 29,723 | — | — | Form 4 ↗ | ||
| Powell Christopher M | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 18,165 | — | — | Form 4 ↗ | ||
| Ramachandran Kyle S. | SEI | Sell F | March 1, 2026 | March 3, 2026 | 2d | 49,902 | $50 | $2.5M | Form 4 ↗ | ||
| Ramachandran Kyle S. | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 50,339 | — | — | Form 4 ↗ | ||
| Ramachandran Kyle S. | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 37,004 | — | — | Form 4 ↗ | ||
| Brock Amanda M | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 135,000 | — | — | Form 4 ↗ | ||
| Zartler William A | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 115,656 | — | — | Form 4 ↗ | ||
| Zartler William A | SEI | Other A | March 1, 2026 | March 3, 2026 | 2d | 150,000 | — | — | Form 4 ↗ | ||
| Tompsett Stephan E | SEI | Other A | February 12, 2026 | February 17, 2026 | 5d | 30,000 | — | — | late | Form 4 ↗ | |
| TEAGUE AJ | SEI | Buy P | December 17, 2025 | December 18, 2025 | 1d | 2,310 | $43 | $100K | indirect | Form 4 ↗ | |
| TEAGUE AJ | SEI | Buy P | December 17, 2025 | December 18, 2025 | 1d | 2,310 | $43 | $100K | Form 4 ↗ | ||
| Durrett Cynthia M. | SEI | Sell S | December 17, 2025 | December 18, 2025 | 1d | 47,011 | $45 | $2.1M | Form 4 ↗ | ||
| Brock Amanda M | SEI | Buy P | December 17, 2025 | December 18, 2025 | 1d | 3,669 | $41 | $150K | Form 4 ↗ | ||
| Argo Laurie H | SEI | Sell S | December 17, 2025 | December 18, 2025 | 1d | 2,300 | $44 | $102K | Form 4 ↗ | ||
| BURKE JAMES R | SEI | Sell S | December 10, 2025 | December 12, 2025 | 2d | 11,277 | $53 | $598K | Form 4 ↗ | ||
| KTR Management Company, LLC | SEI | Exchange C | November 6, 2025 | November 6, 2025 | 0d | 2,114,783 | — | — | derivative | Form 4 ↗ | |
| KTR Management Company, LLC | SEI | Sell S | November 4, 2025 | November 6, 2025 | 2d | 2,114,783 | $50 | $106.1M | Form 4 ↗ | ||
| KTR Management Company, LLC | SEI | Exchange C | November 4, 2025 | November 6, 2025 | 2d | 2,114,783 | — | — | Form 4 ↗ | ||
| KTR Management Company, LLC | SEI | Other J | November 4, 2025 | November 6, 2025 | 2d | 2,114,783 | — | — | Form 4 ↗ | ||
| Brock Amanda M | SEI | Other A | October 16, 2025 | October 17, 2025 | 1d | 125,000 | — | — | Form 4 ↗ |
Federal contracts (USAspending, awards started in the last 180 days)
No contract award starting in the last 180 days was found for a recipient named exactly "Solaris Energy Infrastructure, Inc.". Subsidiaries and differently-spelled recipients are not matched — search contracts.
Lobbying (Senate LDA, as client)
No LDA filing posted since October 2025 names "Solaris Energy Infrastructure, Inc." as the client. Filings under a subsidiary or trade-association name are not matched — search lobbying.
Related companies
Companies whose stock was traded by the same people who traded SEI, by number of filers in common. It shows overlap in public filings and nothing else.
- CrowdStrike Holdings, Inc. CRWD 1 filer in common
- Cloudflare, Inc. NET 1 filer in common
- Uber Technologies, Inc UBER 1 filer in common
- Datadog, Inc. DDOG 1 filer in common
- CARVANA CO. CVNA 1 filer in common
- Arista Networks, Inc. ANET 1 filer in common
- Credo Technology Group Holding Ltd CRDO 1 filer in common
- AppLovin Corp APP 1 filer in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 1 | 1 | February 13, 2026 | February 13, 2026 | House Clerk search |
| SEC EDGAR, Form 4 | 30 | 53 | October 17, 2025 | September 9, 2026 | Form 4 list on EDGAR |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.