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Livermore
Livermore
ZHEN

Holocene Advisors, LP

SEC CIK
0001700574
Latest filing
Aug 14, 2026

IRTC holding history

iRhythm Holdings, Inc. in every 13F filed by Holocene Advisors, LP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

IRTC overviewAll 13F holders of IRTCFull Q2 2026 holdings

Shares (Q2 2026)
783,636
Value
$93.2M
% of portfolio
0.2%
Quarters held
22
Since Q1 2021
Holdings of IRTC by Holocene Advisors, LP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026783,636$93.2M0.2%−465,022−37.2%ReducedHolders
Q1 20261,248,658$147.4M0.4%+565,090+82.7%AddedHolders
Q4 2025683,568$121.3M0.3%+210,288+44.4%AddedHolders
Q3 2025473,280$81.4M0.2%+160,186+51.2%AddedHolders
Q2 2025313,094$48.2M0.1%+298,347+2,023.1%AddedHolders
Q1 202514,747$1.54M<0.1%−71,106−82.8%ReducedHolders
Q4 202485,853$7.74M<0.1%−95,132−52.6%ReducedHolders
Q3 2024180,985$13.4M0.1%−861,685−82.6%ReducedHolders
Q2 20241,042,670$112.2M0.5%+124,021+13.5%AddedHolders
Q1 2024918,649$106.6M0.4%−44,717−4.6%ReducedHolders
Q4 2023963,366$103.1M0.4%+330,869+52.3%AddedHolders
Q3 2023632,497$59.6M0.3%+205,141+48.0%AddedHolders
Q2 2023427,356$44.6M0.2%−55,071−11.4%ReducedHolders
Q1 2023482,427$59.8M0.3%−278,015−36.6%ReducedHolders
Q4 2022760,442$71.2M0.4%−216,325−22.1%ReducedHolders
Q3 2022976,767$122.4M0.8%+64,844+7.1%AddedHolders
Q2 2022911,923$98.5M0.6%+160,415+21.3%AddedHolders
Q1 2022751,508$118.3M0.6%+120,110+19.0%AddedHolders
Q4 2021631,398$74.3M0.4%+255,924+68.2%AddedHolders
Q3 2021375,474$22.0M0.1%+300,808+402.9%AddedHolders
Q2 202174,666$4.95M<0.1%+48,056+180.6%AddedHolders
Q1 202126,610$3.69M<0.1%––Holders

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