Welcome to our dedicated page for Solaris Oilfield Infrastructure SEC filings (Ticker: SOI), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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Insider purchase by the Chairman/CEO of Solaris Energy Infrastructure, Inc. The filing shows that William A. Zartler, who is Chairman, CEO, a director and a 10% owner, purchased 10,000 shares of Class A common stock on 09/09/2025 at a weighted average price of $24.83 per share. After the transaction he directly beneficially owns 1,049,227 shares of Class A common stock and directly owns 726,819 Class B shares plus indirectly 3,513,496 Class B shares through Solaris Energy Capital. The filing notes 450,381 Class A shares are restricted and subject to vesting. Solaris LLC units are exchangeable for Class A shares under the Solaris LLC Agreement.
Solaris Energy Infrastructure, Inc. (SEI) insider Ramachandran Kyle S., who serves as President and CFO, reported a purchase on 09/09/2025. He acquired 2,000 shares of Class A common stock at $25.00 per share. After the transaction the filing shows he beneficially owns 370,338 Class A shares (which include 158,808 restricted shares that remain subject to vesting), 489,511 Class B shares held directly, and 57,166 Class B shares held indirectly via a 401(k) plan. The filing also reports exchangeable Solaris LLC Units corresponding to 489,511 Class A shares (direct) and 57,166 Class A shares (indirect). The Form 4 was signed by an attorney-in-fact on 09/09/2025.
Christopher M. Powell, Chief Legal Officer of Solaris Energy Infrastructure, Inc., reported a sale of 12,750 shares of Class A common stock on 08/26/2025 at a price of $30.00 per share. After this transaction he beneficially owns 130,615 Class A shares. The filing notes that 85,467 of those shares are from previously granted Restricted Stock Awards that remain subject to vesting. The Form 4 is signed and dated 08/28/2025 and indicates the filing was made by one reporting person who is also an officer and director.
Keenan W Howard JR, a director of Solaris Energy Infrastructure, Inc. ("SEI"), reported an acquisition on 08/23/2025 of 5,518 shares of Class A common stock as a Restricted Stock Award under the company’s Long Term Incentive Plan that vests in full on the first anniversary of the grant. After the transaction he beneficially owned 89,050 Class A shares (including the newly granted restricted shares) and, indirectly through Yorktown Energy Partners X entities, held 7,079,234 Class B shares. The filing disclaims beneficial ownership of the Class B shares except to the extent of pecuniary interest and notes Class B shares carry voting rights but no economic rights. The Form 4 was signed by an attorney-in-fact on 08/26/2025.
Solaris Energy Infrastructure, Inc. (SEI) director Teague Aj reported a restricted stock award and updates to his holdings. On 08/23/2025 he was granted 5,696 shares of Class A common stock as a Restricted Stock Award under the company's Long Term Incentive Plan that vest in full on the first anniversary of the grant date. The transaction was recorded as an acquisition at $0 per share. After the grant, the reporting person beneficially owned 104,155 shares of Class A common stock, which includes the 5,696 newly granted shares that remain subject to vesting. The filing also reports an indirect ownership of 6,000 shares held by the reporting person’s spouse. The Form 4 was signed via attorney-in-fact on 08/26/2025.
Laurie H. Argo, a director of Solaris Energy Infrastructure, Inc. (SEI), received a restricted stock award for 6,275 shares of Class A common stock on 08/23/2025. The award was granted at no cash cost and vests in full on the first anniversary of the grant date. After the grant, Ms. Argo is reported to beneficially own 52,339 shares of Class A common stock, which figure includes the 6,275 shares that remain subject to vesting. The Form 4 was filed by one reporting person and was signed by an attorney-in-fact on 08/26/2025.
Solaris Energy Infrastructure, Inc. reported an insider acquisition by director James R. Burke on 08/23/2025. The Form 4 shows a restricted stock award of 5,696 shares of Class A common stock granted under the company’s Long Term Incentive Plan that vests in full on the first anniversary of the grant date. After the transaction Mr. Burke beneficially owns 21,973 shares of Class A common stock (including the newly granted restricted shares) and an additional 42,734 Class B shares held indirectly via Solaris Energy Infrastructure, LLC units that are exchangeable into Class A shares.
Solaris Energy Infrastructure, Inc. director Mario Max Yzaguirre received a restricted stock award under the company’s Long Term Incentive Plan. On 08/23/2025 Mr. Yzaguirre was granted 5,963 shares of Class A common stock that vest in full on the first anniversary of the grant date at no cash price, increasing his total beneficial ownership of unvested restricted Class A shares to 8,324. The Form 4 was signed by an attorney-in-fact on 08/26/2025. The filing discloses the award type and vesting schedule but provides no additional financial terms or past trading history.
Edgar R. Giesinger Jr., a director of Solaris Energy Infrastructure, Inc., reported two trades in Class A common stock. On 08/23/2025 he was granted 6,052 restricted shares under the company’s Long Term Incentive Plan; those restricted shares vest in full on the first anniversary of the grant date. Two days later, on 08/25/2025, the reporting person sold 10,000 shares at a weighted-average price of $28.86 per share (sales occurred at prices ranging from $28.67 to $29.19). Following the transactions the filing shows the reporting person beneficially owned 90,956 shares. The Form 4 was signed by an attorney-in-fact on 08/26/2025 and includes a statement that the reporting person will provide detailed per-trade pricing on request.
Walker Ray N. Jr., a director of Solaris Energy Infrastructure, Inc. (SEI), was granted 5,696 shares of Class A common stock under the company’s Long Term Incentive Plan on 08/23/2025. The award is a restricted stock award that was issued at a price of $0 and vests in full on the first anniversary of the grant date. After the grant, the reporting person beneficially owns 62,601 shares of Class A common stock, which includes the 5,696 restricted shares that remain subject to vesting. The Form 4 was signed by an attorney-in-fact on 08/26/2025.