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PI

Impinj, Inc. Common Stock

Nasdaq · usd

$175.23+8.16 (+4.88%)
As of 2:22:24 PM EDT on Oct 26, 2026 · 15-minute delayed

Impinj, Inc. Common Stock (PI) trades at $175.23 (+4.88%) as of 2:22:24 PM EDT on Oct 26, 2026, -2.02% over the past month. Market cap is $5.1B, with 6.6 days to cover in short interest.

Stock performance

How Impinj, Inc. Common Stock (PI) stock has performed from one day to one year, with its 52-week range.

+3.15%
+$5.34 over 1D
$166.81$169.28$171.76$174.239:30 AM10:35 AM11:40 AM1:15 PM2:15 PM$174.68
1D
+4.55%
1W
-0.61%
1M
-2.02%
YTD
+0.38%
1Y
-26.57%
52-wk range
$87.36 – $245.93

Key statistics

Today's trading snapshot for PI: day range, open, previous close, volume and market cap.

Day range
$166.13 – $175.38
Open
$168.46
Prev close
$167.07
Volume
99.32K
Market cap
$5.1B
Shares out
30.55M

Valuation and profitability ratios: P/E, P/S, ROE

Valuation and profitability ratios for Impinj, Inc. Common Stock: P/E, P/S, P/B, ROE and more.

P/E
—
P/S
13.74
P/B
22.04
P/FCF
81.04
ROE
-11.7%
ROA
-5.1%
Debt/Equity
1.04
Div yield
0.00%

As of Oct 23, 2026

8-K filings

Material corporate events Impinj, Inc. Common Stock has disclosed to the SEC on Form 8-K.

  • Warrant or conversionSep 11, 2026

    The Company agreed to exchange approximately $56.5 million in cash and approximately 188,451 shares of common stock based on the Reference Price for $56.3 million in aggregate principal amount of the outstanding 1.125% Convertible Senior Notes due 2027. The shares are issued in connection with the exchange of convertible notes, although the filing describes an exchange transaction rather than a conventional conversion or warrant exercise.

  • Quarterly earningsApr 29, 2026

    On April 29, 2026, Impinj, Inc. (the "Company") issued a press release announcing its financial results for the first quarter ended March 31, 2026. A copy of the press release, entitled "Impinj Reports First Quarter 2026 Financial Results" is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference herein.

  • Debt retirementMar 16, 2026

    Impinj entered into separate, privately negotiated repurchase agreements with certain holders of its 1.125% Convertible Notes due 2027 (the "Notes") to repurchase for cash (the "Repurchases") approximately $40.2 million aggregate principal amount of the Notes for a total repurchase cost (including accrued and unpaid interest) of approximately $47.2 million.

  • On January 13, 2026, Impinj, Inc. (the "Company") issued a press release announcing certain preliminary unaudited financial information for the fourth quarter ended December 31, 2025... The Company's actual results for the fourth quarter ended December 31, 2025 are still being finalized; therefore, such preliminary unaudited financial information is subject to further review and actual results could differ materially from management's expectations.

  • Executive compensation changeDec 22, 2025

    On December 19, 2025, Impinj, Inc. entered into a Second Amendment to Employment Agreement with Chris Diorio, Ph.D., the Company's Chief Executive Officer, which modifies Dr. Diorio's eligibility for severance payments and benefits in the event of certain qualifying terminations of employment.

PI short interest

How heavily PI is shorted: shares short, days to cover and average daily volume.

Days to cover
6.6
Short interest
2.7M
Avg volume
410.04K

As of · reported to FINRA twice monthly.

PI news

The latest news and headlines about Impinj, Inc. Common Stock (PI).

Frequently asked questions

What is the Impinj, Inc. Common Stock (PI) stock price today?

Impinj, Inc. Common Stock (PI) is trading at $175.23 (+4.88% on the day) as of 2:22:24 PM EDT on Oct 26, 2026. Prices are delayed at least 15 minutes; real-time quotes are available from the Massive API.

What is Impinj, Inc. Common Stock?

Impinj Inc operates a platform that enables wireless connectivity to everyday items by delivering each item's identity, location, and authenticity to business and consumer applications.

What is the short interest in PI?

As of Sep 30, 2026, PI has 2.7M shares short and 6.6 days to cover.

What exchange is PI listed on?

Impinj, Inc. Common Stock (PI) trades on Nasdaq in USD, in the ELECTRONIC COMPONENTS, NEC industry.

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