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Date Open High Low Close Volume
01/12/2026 $209.30 $212.00 $201.50 $203.41 616.80K
01/13/2026 $205.69 $209.00 $199.07 $199.54 418.50K
01/14/2026 $192.28 $192.99 $171.40 $181.36 1.14M
01/15/2026 $184.87 $185.98 $171.34 $171.71 626.80K
01/16/2026 $172.51 $175.00 $161.50 $161.93 957.70K
Impinj, Inc. (Impinj) is engaged in developing of Internet of things (IoT) solutions. Co. helps businesses and people to analyze, optimize, and innovate by wirelessly connecting billions of everyday things, such as apparel, automobile parts, luggage, and shipments to the Internet. Co. uses a type of radio-frequency identification (RFID) technology known as RAIN for the wireless item-to-cloud connectivity. The Impinj platform uses RAIN RFID to deliver timely data about these everyday things to business and consumer applications, enabling a boundless IoT. It sells a suite of products that enable the Co. and its partner ecosystem use to connect and deliver item data to enterprises.
PI historical stock prices picture
Impinj (PI) has the following price history information. Looking back at PI historical stock prices for the last five trading days, on January 12, 2026, PI opened at $209.30, traded as high as $212.00 and as low as $201.50, and closed at $203.41. Trading volume was a total of 616.80K shares. On January 13, 2026, PI opened at $205.69, traded as high as $209.00 and as low as $199.07, and closed at $199.54. Trading volume was a total of 418.50K shares. On January 14, 2026, PI opened at $192.28, traded as high as $192.99 and as low as $171.40, and closed at $181.36. Trading volume was a total of 1.14M shares. On January 15, 2026, PI opened at $184.87, traded as high as $185.98 and as low as $171.34, and closed at $171.71. Trading volume was a total of 626.80K shares. On January 16, 2026, PI opened at $172.51, traded as high as $175.00 and as low as $161.50, and closed at $161.93. Trading volume was a total of 957.70K shares.

PI Historical Stock Prices By Date:

PI historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Impinj shares, starting with a $10,000 purchase of PI, and working forward through the historical stock price information to today.

Growth of $10,000.00
Without Dividends Reinvested

Start date: 07/22/2016
End date: 01/16/2026
Start price/share: $19.56
End price/share: $161.93
Dividends collected/share: $0.00
Total return: 727.86%
Average Annual Total Return: 24.94%
Starting investment: $10,000.00
Ending investment: $82,794.58
Years: 9.49
Date Close
01/12/2026$203.41
01/13/2026$199.54
01/14/2026$181.36
01/15/2026$171.71
01/16/2026$161.93
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Also explore: PI shares outstanding history

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