HESM SCHEDULE 13D/A: SEC filing

Hess Midstream LP

Filed with the SEC on · accession 0001193125-26-418098

HESM filed a SCHEDULE 13D/A (schedule 13d/a) with the SEC on Oct 8, 2026. Hess Midstream LP filed an amended Schedule 13D, indicating a change in a previously reported ownership position by a major shareholder. The stock moved +2.9% by the first close after the filing.

Summary of the filing

Hess Midstream LP filed an amended Schedule 13D, indicating a change in a previously reported ownership position by a major shareholder. The filing text available does not disclose specific transaction details.

Key details

Subject companyHess Midstream LP

How HESM stock reacted

Close before

$33.03

Oct 7, 2026

First close after

+2.94%

$34.00

5 trading days

-7.21%

$30.65

Since filing

-9.29%

$29.96

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Frequently asked questions

What did HESM file with the SEC on Oct 8, 2026?

HESM filed a SCHEDULE 13D/A (SEC filing). Hess Midstream LP filed an amended Schedule 13D, indicating a change in a previously reported ownership position by a major shareholder. The filing text available does not disclose specific transaction details.

How do I read a SCHEDULE 13D/A?

A report the company filed with the SEC (the US market regulator). Start with the summary, then the key amounts and names. Compare it with the company’s earlier filings.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A SCHEDULE 13D/A (schedule 13d/a): A report the company filed with the SEC (the US market regulator).

How did HESM stock react to this filing?

HESM closed at $33.03 before the filing and $34.00 on Oct 8, 2026 (+2.94%). Five trading days later: $30.65 (-7.21%).

Other HESM SEC filings

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