Western Midstream Partners, LP
WES- Exchange
- NYSE
- Industry
- Natural Gas Transmission
- SEC CIK
- 0001423902
In the last 90 days, Western Midstream Partners, LP insiders filed 1 open-market purchase and 0 sales; 372 institutions reported holding it in 13F filings for Q2 2026, worth $7.79B in total; no superinvestor holds it.
Holders of 5% or more of WES
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Western Midstream Partners, LP, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Occidental Petroleum Corp | 13D/A | 38.30%150.4M shares | −2.30 ppfrom 40.60% | Jan 21, 20262 filings | Feb 5, 2026 | SEC |
| Alps Advisors Inc | 13G/A | 9.82%38.6M shares | +1.22 ppfrom 8.60% | Feb 13, 20256 filings | Apr 8, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
8 Schedule 13D and 13G filings on Western Midstream Partners, LP, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Apr 8, 20264:24 PM ET | Alps Advisors Incand 1 other | 13G/A | 9.82%38.6M shares | +1.22 ppfrom 8.60% | Mar 31, 2026 | SEC |
| Feb 5, 20265:30 PM ET | Occidental Petroleum Corpand 10 others | 13D/A | 38.30%150.4M shares | −2.30 ppfrom 40.60% | Feb 3, 2026 | SEC |
| Jan 21, 20268:42 PM ET | Occidental Petroleum Corpand 10 others | 13D/A | 40.60%165.7M shares | – | Jan 16, 2026 | SEC |
| Jan 6, 20265:02 PM ET | Alps Advisors Incand 1 other | 13G/A | 8.60%35.1M shares | −0.54 ppfrom 9.14% | Dec 31, 2025 | SEC |
| Oct 7, 202510:00 AM ET | Alps Advisors Incand 1 other | 13G/A | 9.14%34.8M shares | +0.03 ppfrom 9.11% | Sep 30, 2025 | SEC |
| Jul 9, 20253:12 PM ET | Alps Advisors Incand 1 other | 13G/A | 9.11%34.7M shares | +0.22 ppfrom 8.89% | Jun 30, 2025 | SEC |
| Apr 9, 20256:26 PM ET | Alps Advisors Incand 1 other | 13G/A | 8.89%33.8M shares | +0.63 ppfrom 8.26% | Mar 31, 2025 | SEC |
| Feb 13, 202510:56 AM ET | Alps Advisors Incand 1 other | 13G/A | 8.26%31.4M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Western Midstream Partners, LP shares.
No Form 144 notices for Western Midstream Partners, LP are on file.