Impinj INC (PI) — SEC Filings

Overview

Impinj INC (PI) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a 8-K filed on Dec 22, 2025: Impinj, Inc. filed an 8-K on December 22, 2025, reporting events as of December 19, 2025. The filing pertains to the departure of directors or certain officers, the election of directors, the appointment of certain officers, and compensatory arrangements for certain officers.

Sentiment Summary

Across 35 filings, the sentiment breakdown is: 2 bearish, 30 neutral, 3 mixed. The dominant filing sentiment for Impinj INC is neutral.

Filing Type Overview

Impinj INC (PI) has filed 13 8-K, 6 10-Q, 2 10-K, 3 SC 13D/A, 9 SC 13G/A, 1 SC 13D, 1 DEFA14A with the SEC between Jan 2024 to Dec 2025.

Filings by Year

2025 · 2024

Recent Filings (35)

• Impinj, Inc. 8-K: Officer & Director Changes — 8-K · Dec 22, 2025 Risk: medium
  Impinj, Inc. filed an 8-K on December 22, 2025, reporting events as of December 19, 2025. The filing pertains to the departure of directors or certain officers,
• Impinj Inc. Enters Material Definitive Agreement — 8-K · Oct 30, 2025 Risk: medium
  On October 30, 2025, Impinj Inc. entered into a material definitive agreement, which also created a direct financial obligation for the company. The specifics o
• Impinj Swings to Loss Amid Debt Restructuring, Revenue Stagnates — 10-Q · Oct 29, 2025 Risk: high
  Impinj Inc. reported a net loss of $12.81 million for the three months ended September 30, 2025, a significant decline from a net income of $0.221 million in th
• Impinj, Inc. Reports Director Changes and Compensation Updates — 8-K · Oct 20, 2025 Risk: medium
  Impinj, Inc. filed an 8-K on October 20, 2025, reporting changes in its board of directors and executive compensation arrangements. The filing indicates a depar
• Impinj Inc. Files 8-K: Material Agreement & Equity Sales — 8-K · Sep 8, 2025 Risk: medium
  On September 3, 2025, Impinj, Inc. entered into a material definitive agreement, potentially involving a financial obligation. The company also reported on unre
• Impinj Inc. Files 8-K Report — 8-K · Sep 2, 2025 Risk: low
  On September 2, 2025, Impinj, Inc. filed an 8-K report. The filing primarily concerns "Other Events" and "Financial Statements and Exhibits," indicating updates
• Impinj Q2 Loss Widens to $10.2M Despite 12% Revenue Growth — 10-Q · Jul 30, 2025 Risk: medium
  IMPINJ INC reported a net loss of $10.2 million for the second quarter of 2025, a significant increase from the $6.5 million net loss in the prior-year quarter.
• Impinj Sets 2025 Annual Meeting Date — 8-K · Jun 9, 2025 Risk: low
  On June 5, 2025, Impinj, Inc. filed an 8-K report to announce that it will hold its 2025 Annual Meeting of Stockholders on June 26, 2025. The meeting will be he
• Impinj Announces Executive Compensation and Officer Changes — 8-K · May 22, 2025 Risk: medium
  Impinj, Inc. announced on May 20, 2025, changes in its executive compensation arrangements. The filing details the election of new officers and potential adjust
• Impinj Inc. Files Q1 2025 10-Q — 10-Q · Apr 23, 2025 Risk: medium
  Impinj Inc. reported its first quarter 2025 results for the period ending March 31, 2025. The company's filing includes financial data related to its systems an
• Impinj Inc. Files 2024 10-K — 10-K · Feb 10, 2025 Risk: medium
  Impinj Inc. filed its 2024 10-K on February 10, 2025, reporting on its fiscal year ending December 31, 2024. The company, headquartered in Seattle, WA, operates
• Impinj Inc. Files 8-K: Operations, Personnel & Financials — 8-K · Feb 5, 2025 Risk: medium
  Impinj, Inc. filed an 8-K on February 5, 2025, reporting on its results of operations and financial condition. The filing also covers the departure of directors
• Impinj Inc. Files 8-K on Financials — 8-K · Jan 14, 2025 Risk: low
  On January 14, 2025, Impinj Inc. filed an 8-K report. The filing primarily concerns the company's results of operations and financial condition, as well as fina
• Sylebra Capital Amends Impinj Stake Filing — SC 13D/A · Nov 12, 2024 Risk: medium
  Sylebra Capital LLC, through an amendment filed on November 8, 2024, has updated its Schedule 13D filing regarding Impinj, Inc. The filing indicates a change in
• SC 13G/A Filing — SC 13G/A · Nov 12, 2024
• Sylebra Capital Amends Impinj Stake Filing — SC 13D/A · Nov 8, 2024 Risk: medium
  Sylebra Capital LLC, through an amendment filed on November 8, 2024, has updated its Schedule 13D regarding Impinj, Inc. The filing indicates a change in benefi
• Sylebra Capital Amends Impinj Stake — SC 13D/A · Nov 6, 2024 Risk: medium
  Sylebra Capital LLC, through its filing on November 6, 2024, has amended its Schedule 13D regarding Impinj, Inc. The filing indicates a change in beneficial own
• SC 13G/A Filing — SC 13G/A · Nov 4, 2024
• Impinj Inc. Files 10-Q for Q3 2024 — 10-Q · Oct 23, 2024 Risk: medium
  Impinj Inc. filed its 10-Q for the period ending September 30, 2024. The filing details financial performance and operational updates for the third quarter. Key
• SC 13G/A Filing — SC 13G/A · Oct 7, 2024
• Impinj Inc. Files 10-Q for Q2 2024 — 10-Q · Jul 24, 2024 Risk: medium
  Impinj Inc. filed its 10-Q for the period ending June 30, 2024. The filing details financial performance and operational updates for the second quarter. Key fin
• SC 13G/A Filing — SC 13G/A · Jul 10, 2024
• Sylebra Capital Discloses 6.1% Stake in Impinj — SC 13D · Jun 10, 2024 Risk: medium
  Sylebra Capital LLC has disclosed a significant stake in Impinj, Inc. as of June 6, 2024. The filing indicates Sylebra Capital now beneficially owns 5,000,000 s
• Impinj Stockholder Meeting Set for July 11 for Cadence Acquisition Vote — 8-K · Jun 7, 2024 Risk: medium
  On June 6, 2024, Impinj, Inc. filed an 8-K report detailing a special meeting of stockholders scheduled for July 11, 2024. The primary purpose of this meeting i
• Impinj Inc. Proxy Statement Supplement Filed — DEFA14A · May 20, 2024 Risk: low
  Impinj, Inc. is filing a supplement to its proxy statement dated April 24, 2024, for its upcoming annual meeting of stockholders. This filing, dated May 20, 202
• Impinj Inc. Files 10-Q for Period Ending March 31, 2024 — 10-Q · Apr 24, 2024 Risk: medium
  IMPINJ INC (PI) filed a Quarterly Report (10-Q) with the SEC on April 24, 2024. Impinj Inc. filed a 10-Q report for the period ending March 31, 2024. The filing
• Impinj Enters Material Definitive Agreement — 8-K · Mar 13, 2024 Risk: medium
  On March 13, 2024, Impinj, Inc. entered into a Material Definitive Agreement. The filing does not disclose the specific details of this agreement, such as the c
• SC 13G/A Filing — SC 13G/A · Feb 14, 2024
• SC 13G/A Filing — SC 13G/A · Feb 13, 2024
• Impinj Inc. Files 2023 Annual Report on Form 10-K — 10-K · Feb 12, 2024 Risk: medium
  IMPINJ INC (PI) filed a Annual Report (10-K) with the SEC on February 12, 2024. Impinj Inc. filed its 10-K report for the fiscal year ending December 31, 2023.
• FMR LLC & Abigail Johnson Trim Impinj Stake to 14.999% — SC 13G/A · Feb 9, 2024 Risk: low
  FMR LLC, a major investment firm, and its principal owner, Abigail P. Johnson, have updated their ownership stake in IMPINJ INC. As of February 9, 2024, they co
• Impinj 8-K Details Financial Results, Exit Activity Costs — 8-K · Feb 8, 2024 Risk: medium
  Impinj, Inc. filed an 8-K on February 8, 2024, to report on its results of operations and financial condition, specifically noting costs associated with exit or
• Invesco Cuts Impinj Stake to 7.2% as of Dec 29, 2023 — SC 13G/A · Feb 1, 2024
  Invesco Ltd. filed an amended SC 13G/A on February 1, 2024, disclosing its ownership of 1,848,600 shares of Impinj Inc. common stock as of December 29, 2023. Th
• BlackRock Cuts Impinj Stake to 9.0% as of Dec 31, 2023 — SC 13G/A · Jan 26, 2024
  BlackRock Inc. filed an amended Schedule 13G/A on January 26, 2024, disclosing its ownership of 2,058,950 shares of Impinj Inc. Common Stock as of December 31,
• Impinj Files 8-K on Operations & Financial Condition — 8-K · Jan 16, 2024
  Impinj, Inc. filed an 8-K on January 16, 2024, to report on its 'Results of Operations and Financial Condition' and 'Financial Statements and Exhibits'. This fi

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