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Livermore
Livermore
ZHEN

Fred Alger Management, LLC

SEC CIK
0000003520
Latest filing
Aug 14, 2026

PI holding history

Impinj Inc in every 13F filed by Fred Alger Management, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

PI overviewAll 13F holders of PIFull Q2 2026 holdings

Shares (Q2 2026)
159,966
Value
$22.9M
% of portfolio
0.1%
Quarters held
22
Since Q1 2021
Holdings of PI by Fred Alger Management, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026159,966$22.9M0.1%−55,050−25.6%ReducedHolders
Q1 2026215,016$22.1M0.1%+164,420+325.0%AddedHolders
Q4 202550,596$8.80M<0.1%−85,186−62.7%ReducedHolders
Q3 2025135,782$24.5M0.1%−155,131−53.3%ReducedHolders
Q2 2025290,913$32.3M0.1%+122,456+72.7%AddedHolders
Q1 2025168,457$15.3M0.1%+61,549+57.6%AddedHolders
Q4 2024106,908$15.5M0.1%−14,209−11.7%ReducedHolders
Q3 2024121,117$26.2M0.1%+17,515+16.9%AddedHolders
Q2 2024103,602$16.2M0.1%−368,119−78.0%ReducedHolders
Q1 2024471,721$60.6M0.3%−292,744−38.3%ReducedHolders
Q4 2023764,465$68.8M0.4%−31,508−4.0%ReducedHolders
Q3 2023795,973$43.8M0.3%+568,301+249.6%AddedHolders
Q2 2023227,672$20.4M0.1%−107,929−32.2%ReducedHolders
Q1 2023335,601$45.5M0.2%−89,082−21.0%ReducedHolders
Q4 2022424,683$46.4M0.3%−197,299−31.7%ReducedHolders
Q3 2022621,982$49.8M0.3%−250,348−28.7%ReducedHolders
Q2 2022872,330$51.2M0.2%+139,143+19.0%AddedHolders
Q1 2022733,187$46.6M0.1%+173,835+31.1%AddedHolders
Q4 2021559,352$49.6M0.1%−400,729−41.7%ReducedHolders
Q3 2021960,081$54.9M0.1%−90,115−8.6%ReducedHolders
Q2 20211,050,196$54.2M0.1%+258,497+32.7%AddedHolders
Q1 2021791,699$45.0M0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.