BlackRock, Inc. Reports 4.9% Ownership Stake in Summit Midstream Corp (SMC)

On April 27, 2026, BlackRock, Inc. filed a Schedule 13G/A with the SEC, reporting a 4.9% stake in Summit Midstream Corp (SMC). The filing indicates that BlackRock beneficially owns 612,798 shares of common stock as of the event date on March 31, 2026. This represents an increase from a previously reported position of zero shares, though the current ownership level of 4.9% falls just below the 5% threshold typically requiring active disclosure. BlackRock maintains sole dispositive power over all 612,798 shares and sole voting power over 602,656 shares. The filing was made under Rule 13d-1(b), certifying that the shares were acquired in the ordinary course of business and not for the purpose of influencing or changing the control of the issuer. Various subsidiaries of BlackRock are identified as the legal holders of the shares. The reporting person is a parent holding company based in New York, and the issuer, Summit Midstream Corp, is headquartered in Houston, Texas.