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Oct 7, 2024 04:09PM Form SC 13G/A IMPINJ INC Filed by: BlackRock, Inc.

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Jul 10, 2023 10:42AM Form SC 13G/A IMPINJ INC Filed by: VANGUARD GROUP INC

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Feb 8, 2022 05:14PM Form SC 13G/A IMPINJ INC Filed by: BlackRock Inc.

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Feb 14, 2020 12:48PM Form SC 13G/A IMPINJ INC Filed by: ARCH VENTURE FUND V LP

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Feb 15, 2019 06:19AM Form SC 13G/A IMPINJ INC Filed by: GILDER GAGNON HOWE & CO LLC

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Mar 26, 2018 04:24PM Form SC 13G/A IMPINJ INC Filed by: Ice Pond Lane Advisers, LLC

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Feb 2, 2018 04:29PM Form SC 13G/A IMPINJ INC Filed by: ARCH VENTURE FUND V LP

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