NASDAQ:PI 23 October 2025 - 6 February 2026

Impinj stock skyrocketed on Thursday, Oct. 23, jumping roughly 15–18% by midday to an intraday high around $232.29ainvest.com. This surge brought the Seattle-based tech company’s shares within a hair of their all-time peak, extending a remarkable rally in recent months. Impinj – a leading provider of RAIN RFID solutions for connecting everyday items to the internet – has seen its stock price more than double since the summer, buoyed by accelerating demand for its wireless tracking chips and tags. The one-year chart tells a volatile tale: after touching a low of about $60 late last year, PI has roared back to over $230marketbeat.com. Year-to-date, the stock is up over 50%, and in the past quarter alone it has soared ~76%, vastly outperforming the broader market. Thursday’s jump was propelled by breaking news in the retail RFID space. Walmart – the world’s largest retailer – announced a partnership with Avery Dennison to deploy RFID labels for fresh foods in its storesinvesting.com. Why does this matter for Impinj? Impinj supplies the specialized RFID tag chips and reader technology that power such systems. Expanding RFID beyond apparel into high-turnover grocery items could translate into billions of additional tags needed each year – a