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Western Midstream Partners, LP stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions+12.6% to $39.85
Western Midstream Partners, LP (WES) stock rose 13% over the last 252 sessions, to $39.85. On the way it reported 4 quarters, its insiders filed 3 open-market trades, and the company filed 4 material 8-Ks. Each is marked on the price and listed with what the stock did next.
Each mark, and what followed
| Date | Kind | What | Next session | 5 sessions | 21 sessions |
|---|---|---|---|---|---|
| Nov 4, 2026 | Earnings | Earnings: missed the EPS estimate by -19.2% | −3.1% (−4.7% vs SPY) | — | — |
| Aug 12, 2026 | Insider buy | Forthuber Frederick A. bought $250K | +0.1% (−0.2% vs SPY) | +3.4% (+3.8% vs SPY) | +0.2% (+1.8% vs SPY) |
| Aug 5, 2026 | Earnings | Earnings: beat the EPS estimate by 8.8% | −1.1% (−0.9% vs SPY) | +3.1% (+3.2% vs SPY) | +4.8% (+5.6% vs SPY) |
| Jun 25, 2026 | 8-K | Material definitive agreement | +0.5% (+1.3% vs SPY) | +2.1% (+0.6% vs SPY) | +8.8% (+8.2% vs SPY) |
| Jun 12, 2026 | 8-K | Material definitive agreement | +1.4% (+0.9% vs SPY) | −2.3% (−3.7% vs SPY) | +4.4% (+2.3% vs SPY) |
| May 6, 2026 | Earnings | Earnings: beat the EPS estimate by 11.7% | −3.6% (−5.0% vs SPY) | +4.0% (+2.1% vs SPY) | +5.3% (+0.8% vs SPY) |
| Mar 11, 2026 | Insider buy | Phillips Robert G bought $50K | +1.2% (+1.4% vs SPY) | +3.4% (+4.3% vs SPY) | +2.1% (+1.4% vs SPY) |
| Feb 18, 2026 | Earnings | Earnings: missed the EPS estimate by -40.2% | +0.4% (−0.1% vs SPY) | −6.5% (−7.2% vs SPY) | −6.6% (−3.4% vs SPY) |
| Feb 12, 2026 | Insider sale | Dial Christopher B. sold $249K | −0.2% (+1.3% vs SPY) | −2.3% (−1.2% vs SPY) | −3.9% (+0.5% vs SPY) |
| Jan 22, 2026 | 8-K | Material definitive agreement | −0.2% (−0.3% vs SPY) | +2.3% (+1.6% vs SPY) | +3.1% (+4.1% vs SPY) |
| Dec 4, 2025 | 8-K | Material definitive agreement | −0.8% (−1.0% vs SPY) | −4.2% (−4.9% vs SPY) | −1.8% (−3.2% vs SPY) |
Insiders’ record here
In the year on the chart, Western Midstream Partners, LP's insiders reported 2 open-market buys ($300K) and 1 sale ($249K). Of the 2 old enough to score, 2 were followed by the stock doing what the trade implied over the next 63 sessions (beating SPY after a buy, lagging it after a sale); the median excess return after a buy was +1.7% and after a sale −1.5%.
Across the whole universe (19,782 scored trades), insider buys beat the market 46% of the time and sales were followed by a lagging stock 61% of the time; buys of $1M or more 39%. Every pattern →
What this kind of 8-K usually did
| Item | 8-Ks | Next session, median | Up next session | 21 sessions, median | Typical size |
|---|---|---|---|---|---|
| 1.01 Material definitive agreement | 23,525 | 0.0% | 51% | +1.0% | ±1.4% |
| 2.03 New debt or off-balance-sheet obligation | 13,268 | 0.0% | 50% | +1.2% | ±1.3% |
Across every company in the move-odds universe, measured from the close before the filing. Every 8-K item ranked →
Report card: every quarter against the estimate → Western Midstream Partners, LP: every quarter → Live insider trades →
Prices are daily closes; filings and trades are as filed with the SEC (Form 4 within two business days of the trade, 8-K within four of the event). Moves after a mark are the stock's close-to-close change and the same for SPY; they describe the record, not what the next one will do. Not investment advice.