Solaris Oilfield Infrastructure, Inc. SEC Filings

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.

Solaris Energy Infrastructure, Inc. reporting persons KTR Management Company, LLC and John Tuma disclosed a conversion and sale on August 6, 2025. KTR converted 4,000,000 shares of Class B common stock (and an equal number of Solaris LLC Units) into 4,000,000 shares of Class A common stock and sold those 4,000,000 Class A shares at $29.50 per share.

After the transactions the reporting persons beneficially own 4,114,783 shares of Common Stock, representing 6.1% of the outstanding Common Stock based on 67,582,883 total shares reported as of July 30, 2025. The cover pages show 0 sole voting/dispositive power and 4,114,783 shared voting/dispositive power. The filing lists the source of funds as "OO."

Solaris Energy Infrastructure, Inc. (SEI) insiders KTR Management Company, LLC and John Tuma reported transactions dated 08/06/2025. The filing discloses that KTR redeemed Solaris Energy Infrastructure, LLC units together with corresponding Class B common stock and received 4,000,000 shares of Class A common stock at no cash cost. Immediately thereafter the reporting person sold 4,000,000 Class A shares at $29.50 per share, resulting in 0 remaining shares from that tranche. Following the reported transactions KTR beneficially owns 4,114,783 shares. The Form clarifies that Class B shares carry one vote each but no economic rights, and that John Tuma owns KTR and has sole authority to vote or dispose of the shares held by KTR.