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Westinghouse Air Brake Technologies stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions+39.8% to $283.59
Westinghouse Air Brake Technologies (WAB) stock rose 40% over the last 252 sessions, to $283.59. On the way it reported 0 quarters, its insiders filed 5 open-market trades and 8 Form 144 notices of planned sales, and the company filed 2 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 | 8-K | Material definitive agreement | −5.8% (−1.2% vs SPY) | — | — |
| Oct 1, 2026 | 8-K | New debt or off-balance-sheet obligation | −0.1% (−0.8% vs SPY) | −2.5% (−3.8% vs SPY) | −2.9% (−1.8% vs SPY) |
| Sep 1, 2026 | Form 144 | Form 144: Rafael Santana plans to sell $1.8M | −2.2% (−1.5% vs SPY) | −0.5% (−0.4% vs SPY) | +0.4% (+0.8% vs SPY) |
| Aug 21, 2026 | Form 144 | Form 144: Rogerio Guimaraes Mendonca plans to sell $864K | +1.8% (+1.4% vs SPY) | +1.7% (+0.6% vs SPY) | −3.1% (−4.8% vs SPY) |
| Aug 21, 2026 | Insider sale | Mendonca Rogerio sold $867K | +1.8% (+1.4% vs SPY) | +1.7% (+0.6% vs SPY) | −3.1% (−4.8% vs SPY) |
| Aug 20, 2026 | Form 144 | Form 144: Michael E Fetsko plans to sell $953K | 0.0% (+0.9% vs SPY) | +2.8% (+3.2% vs SPY) | −4.2% (−3.5% vs SPY) |
| Aug 20, 2026 | Insider sale | Fetsko Michael sold $953K | 0.0% (+0.9% vs SPY) | +2.8% (+3.2% vs SPY) | −4.2% (−3.5% vs SPY) |
| Aug 17, 2026 | Form 144 | Form 144: Gregory Sbrocco plans to sell $286K | +0.5% (+1.0% vs SPY) | −0.4% (+1.0% vs SPY) | −7.2% (−4.7% vs SPY) |
| Aug 4, 2026 | Form 144 | Form 144: Rafael Santana plans to sell $696K | +0.9% (−0.9% vs SPY) | −0.8% (−2.8% vs SPY) | −5.7% (−6.2% vs SPY) |
| Jul 24, 2026 | Form 144 | Form 144: Eric Gebhardt plans to sell $2.1M | +1.5% (+1.4% vs SPY) | −1.9% (−2.4% vs SPY) | −0.1% (−3.7% vs SPY) |
| Jul 24, 2026 | Form 144 | Form 144: David L Deninno plans to sell $904K | +1.5% (+1.4% vs SPY) | −1.9% (−2.4% vs SPY) | −0.1% (−3.7% vs SPY) |
| Jul 24, 2026 | Form 144 | Form 144: Sameer Gaur plans to sell $301K | +1.5% (+1.4% vs SPY) | −1.9% (−2.4% vs SPY) | −0.1% (−3.7% vs SPY) |
| Jul 24, 2026 | Insider sale | Gebhardt Eric sold $2.1M | +1.5% (+1.4% vs SPY) | −1.9% (−2.4% vs SPY) | −0.1% (−3.7% vs SPY) |
| Jul 24, 2026 | Insider sale | Gaur Sameer sold $301K | +1.5% (+1.4% vs SPY) | −1.9% (−2.4% vs SPY) | −0.1% (−3.7% vs SPY) |
| Jul 24, 2026 | Insider sale | DeNinno David L sold $904K | +1.5% (+1.4% vs SPY) | −1.9% (−2.4% vs SPY) | −0.1% (−3.7% vs SPY) |
Insiders’ record here
In the year on the chart, Westinghouse Air Brake Technologies' insiders reported 0 open-market buys ($0) and 5 sales ($5.1M). 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 −12.0%.
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% |
| 1.01 Material definitive agreement | 23,525 | 0.0% | 51% | +1.0% | ±1.4% |
Across every company in the move-odds universe, measured from the close before the filing. Every 8-K item ranked →
Westinghouse Air Brake Technologies: 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.