Western Midstream Partners, LP Common Units Representing Limited Partner Interests (WES)
WES moved a median of +0.02% 30 minutes after news, and +0.27% by the close. How WES actually reacts to news — the realized, point-in-time move the market made, measured across 212 labeled events over the last three years with zero look-ahead.
WES’s median reaction, across the day.
| Horizon | Median | % positive | Events |
|---|---|---|---|
| 5-min | +0.05% | 52% | 211 |
| 30-min | +0.02% | 50% | 211 |
| 60-min | +0.16% | 58% | 211 |
| to close | +0.27% | 60% | 211 |
| Middle 50% of WES reactions | -0.76% to +0.60% |
|---|---|
| Median reaction (30-min) | +0.02% |
| Measured reactions | 212 |
Half of all Western Midstream Partners, LP Common Units Representing Limited Partner Interests news events land between -0.76% and +0.60% at 30 minutes.
Reaction stats as of 2026-09-21. Newest measured event . Reaction = percent move vs. the price at the news timestamp.
How WES reacts, by analyst action.
| Event | Events | Median 30-min | % positive | Median to close |
|---|---|---|---|---|
| Analyst upgrades | 23 | -0.07% | 39% | -0.34% |
| Analyst downgrades | 29 | +0.25% | 62% | +0.27% |
| Rating reiterations | 44 | 0.00% | 48% | -0.09% |
| Price-target raises | 15 | +0.02% | 53% | -0.17% |
Last 3 years, pulled 2026-09-21. Reaction = percent move vs. the price at the news timestamp. Counts and medians only. The same measurement runs across every name in the dataset. 2 further classes were observed with fewer than 10 measured events and are not published. See how WES ranks against every other measured name →
That’s how WES usually reacts — get an email when it moves on news →Email me when WES moves on news.
One email per qualifying move — the headline, the measured reaction, and how it compares to WES's baseline. Nothing else.
Recent WES events, each with its measured reaction.
| Date | Headline | Event | Source | 5-min | To close |
|---|---|---|---|---|---|
| Form SD Western Midstream Operat | SEC filing · Form SD | SEC EDGAR | +0.03% | +0.57% | |
| Form SD Western Midstream Partne | SEC filing · Form SD | SEC EDGAR | +0.17% | +0.71% | |
| Western Midstream Announces Participation in the Solitude Pipeline System | Press release | PR Newswire | +0.20% | -0.37% | |
| Western Midstream Announces Second-Quarter Post-Earnings Interview with Chief Financial Officer, Kristen Shults and Participation in Upcoming Investor Conferences | Press release | PR Newswire | — | — | |
| Form EFFECT Western Midstream Partne | SEC filing · Form EFFECT | SEC EDGAR | -0.05% | -0.15% | |
| Form 8-K Western Midstream Partne For: Aug 05 | SEC filing · Form 8-K | SEC EDGAR | -0.05% | -0.15% | |
| Western Midstream Announces Second-Quarter 2026 Results and Revised Full-year Guidance | Press release | PR Newswire | -0.05% | -0.15% | |
| Form S-3 Western Midstream Partne | SEC filing · Form S-3 | SEC EDGAR | +0.61% | -0.53% | |
| Western Midstream Announces Second-Quarter 2026 Distribution and Earnings Conference Call | Press release | PR Newswire | +0.24% | +1.26% | |
| Western Midstream Announces Availability of 2025 Schedule K-3 | Press release | PR Newswire | +0.01% | +0.18% | |
| Form 8-K Western Midstream Operat For: Jun 22 | SEC filing · Form 8-K | SEC EDGAR | +0.05% | +0.54% | |
| Form 8-K Western Midstream Partne For: Jun 22 | SEC filing · Form 8-K | SEC EDGAR | +0.05% | +0.54% | |
| Form S-3ASR Western Midstream Partne | SEC filing · Form S-3ASR | SEC EDGAR | -0.18% | -0.72% | |
| Western Midstream Announces Pricing of Notes Offering | Press release | PR Newswire | -0.02% | +1.19% | |
| Western Midstream Announces Start-up of Second Produced-Water Treatment Facility in the Permian Basin | Press release | PR Newswire | -0.41% | -0.70% | |
| Form 8-K Western Midstream Operat For: Jun 11 | SEC filing · Form 8-K | SEC EDGAR | -0.01% | +0.33% | |
| Form 8-K Western Midstream Partne For: Jun 11 | SEC filing · Form 8-K | SEC EDGAR | +0.02% | +0.29% | |
| Western Midstream Announces Closing of Brazos Delaware Acquisition | Press release | PR Newswire | +0.60% | +2.44% | |
| Western Midstream Announces First-Quarter Post-Earnings Interview with CEO, Oscar Brown and VP, Jon Greenberg | Press release | PR Newswire | -0.18% | +1.03% | |
| Form 8-K Western Midstream Partne For: May 06 | SEC filing · Form 8-K | SEC EDGAR | -1.81% | +2.51% | |
| Western Midstream Announces Acquisition of Brazos Delaware | Press release | PR Newswire | -1.81% | +2.51% | |
| Western Midstream Announces First-Quarter 2026 Results | Press release | PR Newswire | -1.81% | +2.51% | |
| Western Midstream Announces First-Quarter 2026 Distribution and Earnings Conference Call | Press release | PR Newswire | -0.39% | +0.17% | |
| Western Midstream Announces Fourth-Quarter Post-Earnings Interview with CFO, Kristen Shults | Press release | PR Newswire | +0.55% | +0.36% | |
| Form 8-K Western Midstream Partne For: Feb 18 | SEC filing · Form 8-K | SEC EDGAR | -0.35% | +2.42% | |
| Western Midstream Announces Record Fourth-Quarter and Full-Year 2025 Results | Press release | PR Newswire | -0.35% | +2.42% | |
| WESTERN MIDSTREAM ANNOUNCES FOURTH-QUARTER 2025 DISTRIBUTION AND EARNINGS CONFERENCE CALL | Press release | PR Newswire | +0.36% | -0.78% | |
| Form 8-K Western Midstream Operat For: Jan 16 | SEC filing · Form 8-K | SEC EDGAR | +0.36% | -0.78% | |
| Form 8-K Western Midstream Partne For: Jan 16 | SEC filing · Form 8-K | SEC EDGAR | +0.36% | -0.78% | |
| WESTERN MIDSTREAM ANNOUNCES DELAWARE BASIN NATURAL-GAS CONTRACT AMENDMENTS IN EXCHANGE FOR COMMON UNITS AND ANNOUNCES INTERVIEW WITH CEO, OSCAR BROWN, AND CFO, KRISTEN SHULTS, DISCUSSING THESE TRANSACTIONS | Press release | PR Newswire | -0.51% | -2.80% | |
| Form 8-K Western Midstream Operat For: Dec 01 | SEC filing · Form 8-K | SEC EDGAR | +0.45% | -0.77% | |
| Form 8-K Western Midstream Partne For: Dec 01 | SEC filing · Form 8-K | SEC EDGAR | +0.45% | -0.77% | |
| WESTERN MIDSTREAM ANNOUNCES PRICING OF NOTES OFFERING | Press release | PR Newswire | -0.34% | -1.62% | |
| Form 8-K Western Midstream Operat For: Nov 28 | SEC filing · Form 8-K | SEC EDGAR | +0.81% | +0.59% | |
| WESTERN MIDSTREAM ANNOUNCES THIRD-QUARTER POST-EARNINGS INTERVIEW WITH CFO, KRISTEN SHULTS AND PARTICIPATION IN UPCOMING INVESTOR CONFERENCES | Press release | PR Newswire | -0.74% | -0.71% | |
| Form 8-K Western Midstream Partne For: Nov 04 | SEC filing · Form 8-K | SEC EDGAR | +0.96% | +3.35% | |
| WESTERN MIDSTREAM ANNOUNCES RECORD THIRD-QUARTER 2025 RESULTS | Press release | PR Newswire | +0.96% | +3.35% | |
| Form 8-K Western Midstream Operat For: Oct 15 | SEC filing · Form 8-K | SEC EDGAR | -0.01% | +0.58% | |
| WESTERN MIDSTREAM ANNOUNCES THIRD-QUARTER 2025 DISTRIBUTION AND EARNINGS CONFERENCE CALL | Press release | PR Newswire | +0.48% | +0.24% | |
| Form 8-K Western Midstream Operat For: Oct 15 | SEC filing · Form 8-K | SEC EDGAR | -0.07% | -0.48% | |
| Form 8-K Western Midstream Partne For: Oct 15 | SEC filing · Form 8-K | SEC EDGAR | -0.07% | -0.48% | |
| Form S-8 Western Midstream Partne | SEC filing · Form S-8 | SEC EDGAR | -0.07% | -0.48% | |
| WESTERN MIDSTREAM COMPLETES ACQUISITION OF ARIS WATER SOLUTIONS | Press release | PR Newswire | -0.10% | -0.61% | |
| WESTERN MIDSTREAM AND ARIS WATER SOLUTIONS ANNOUNCE PRELIMINARY RESULTS FOR ELECTION OF FORM OF MERGER CONSIDERATION | Press release | PR Newswire | +0.94% | +1.08% | |
| WESTERN MIDSTREAM AND ARIS WATER SOLUTIONS ANNOUNCE ELECTION DEADLINE FOR ARIS SECURITYHOLDERS TO ELECT FORM OF MERGER CONSIDERATION AND EXPIRATION OF HART-SCOTT-RODINO ACT WAITING PERIOD | Press release | PR Newswire | -0.62% | -3.05% | |
| Form SD Western Midstream Operat | SEC filing · Form SD | SEC EDGAR | -0.42% | +0.18% | |
| Form SD Western Midstream Partne | SEC filing · Form SD | SEC EDGAR | -0.42% | +0.18% | |
| Form EFFECT Western Midstream Partne | SEC filing · Form EFFECT | SEC EDGAR | -0.39% | -1.07% | |
| Form S-4/A Western Midstream Partne | SEC filing · Form S-4 | SEC EDGAR | +0.39% | +0.55% | |
| Form S-4 Western Midstream Partne | SEC filing · Form S-4 | SEC EDGAR | +0.12% | +1.19% |
Each reaction is the move the market actually made, measured from the news timestamp. Headlines link through to the WES section they belong to.
Where else WES is measured.
WES earnings → · Analyst actions → · SEC filings →
Other Energy names, measured the same way
| Ticker | Events | Median 30-min | % positive |
|---|---|---|---|
| CrossAmerica Partners LP Common Units representing limited partner interests (CAPL) | 217 | 0.00% | 44% |
| Ranger Energy Services, Inc. Class A (RNGR) | 216 | +0.23% | 60% |
| Vermilion Energy Inc. Common (Canada) (VET) | 206 | -0.25% | 43% |
| WESTERN GAS (WGP) | 205 | 0.00% | 48% |
Same sector, same measurement: percent move vs. the price at the news timestamp, read at 30 minutes. Sample sizes differ, so the medians are comparable but the confidence behind them is not.
All Energy names, measured the same way →
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Every name we’ve measured, in one place.
How the numbers are made.
How is Western Midstream Partners, LP Common Units Representing Limited Partner Interests's median reaction calculated?
Every labeled WES news event is measured from its own timestamp: the last trade before the news is the base price, and the move is read at fixed horizons — 30 minutes of trading, then the close. The median across 212 events is what this page reports. Point-in-time, zero look-ahead: no event borrows information from a later one.
What counts as a positive reaction?
Any event whose price move is above zero at the horizon, relative to the last trade before the news timestamp. 50% of WES's measured events are up at 30 minutes; the rest close the window flat or negative.
How often is this page updated?
The news table refreshes automatically as new events are labeled and priced. The reaction medians are re-pulled in batches from the dataset — the figures here are as of 2026-09-21.
Does WES's past reaction predict its next one?
No. These are realized facts about past events, not forecasts. They describe a distribution — they say nothing certain about any future move.