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Western Alliance Bancorporation stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions−2.0% to $75.55
Western Alliance Bancorporation (WAL) stock fell 2% over the last 252 sessions, to $75.55. On the way it reported 0 quarters, its insiders filed 3 open-market trades, and the company filed 5 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 |
|---|---|---|---|---|---|
| Jun 9, 2026 | Insider sale | Gibbons Dale sold $3.3M | +2.3% (+2.6% vs SPY) | +2.2% (+0.1% vs SPY) | 0.0% (−1.9% vs SPY) |
| Jun 8, 2026 | Insider sale | Mucha Ben sold $482K | −0.2% (−0.4% vs SPY) | +4.3% (+3.7% vs SPY) | −1.8% (−3.1% vs SPY) |
| May 12, 2026 | 8-K | Directors and officers: departures, appointments, pay | +0.8% (+0.9% vs SPY) | +0.1% (+0.2% vs SPY) | +6.4% (+8.3% vs SPY) |
| Mar 6, 2026 | 8-K | Material impairment | −8.8% (−7.5% vs SPY) | −17.0% (−14.7% vs SPY) | −10.0% (−6.9% vs SPY) |
| Feb 18, 2026 | Insider sale | Mucha Ben sold $61K | +0.4% (−0.1% vs SPY) | −6.6% (−7.2% vs SPY) | −34.5% (−31.3% vs SPY) |
| Dec 22, 2025 | 8-K | Directors and officers: departures, appointments, pay | −1.5% (−1.9% vs SPY) | −3.7% (−4.1% vs SPY) | −1.0% (−1.6% vs SPY) |
| Dec 11, 2025 | 8-K | Directors and officers: departures, appointments, pay | +0.1% (+1.2% vs SPY) | −0.8% (+1.1% vs SPY) | 0.0% (−1.0% vs SPY) |
| Nov 24, 2025 | 8-K | New debt or off-balance-sheet obligation | +2.3% (+1.4% vs SPY) | +3.2% (+1.3% vs SPY) | +9.0% (+5.5% vs SPY) |
Insiders’ record here
In the year on the chart, Western Alliance Bancorporation's insiders reported 0 open-market buys ($0) and 3 sales ($3.8M). Of the 3 old enough to score, 3 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 — and after a sale −6.2%.
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 |
|---|---|---|---|---|---|
| 2.03 New debt or off-balance-sheet obligation | 13,268 | 0.0% | 50% | +1.2% | ±1.3% |
| 5.02 Directors and officers: departures, appointments, pay | 39,174 | −0.1% | 48% | +0.7% | ±1.4% |
| 2.06 Material impairment | 334 | 0.0% | 50% | +0.4% | ±1.9% |
Across every company in the move-odds universe, measured from the close before the filing. Every 8-K item ranked →
Western Alliance Bancorporation: 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.