Western Midstream Operating, LP SEC filing history

593 loaded recent SEC filings. No local filings are indexed for this CIK yet. This fallback shows up to 1,000 recent submissions, not the complete SEC archive.

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SEC filing history

Showing 1–25 of 593 matching filings.

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FWP File 333-296931-01

FWP

Filing date
22 Jun 2026
Reporting date
Not listed
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424B5 File 333-296931-01

424B5

Filing date
22 Jun 2026
Reporting date
Not listed
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S-3ASR File 333-296931-01

S-3ASR

Filing date
22 Jun 2026
Reporting date
Not listed
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FWP File 333-270964-01

FWP

Filing date
01 Dec 2025
Reporting date
Not listed
SEC evidence
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424B3 File 333-270964-01

424B3

Filing date
01 Dec 2025
Reporting date
Not listed
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