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GSK stock timeline
A year of the price with every insider trade, planned sale, earnings report and material 8-K marked
252 sessions+10.6% to $50.33
GSK (GSK) stock rose 11% over the last 252 sessions, to $50.33. On the way it reported 0 quarters, its insiders filed no open-market trades (10b5-1 plan sales aside) and 1 Form 144 notice of planned sales, and the company filed 0 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 |
|---|---|---|---|---|---|
| Aug 20, 2026 | Form 144 | Form 144: Maria E Martinez plans to sell $2.3M | −1.8% (−0.9% vs SPY) | −2.8% (−2.4% vs SPY) | −5.2% (−4.5% vs SPY) |
GSK: 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.