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Livermore
Livermore
ZHEN

Janus Henderson Group PLC

SEC CIK
0001274173
Latest filing
May 18, 2026

RGEN holding history

Repligen Corp in every 13F filed by Janus Henderson Group PLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

RGEN overviewAll 13F holders of RGENFull Q1 2026 holdings

Shares (Q1 2026)
24,316
Value
$2.87M
% of portfolio
<0.1%
Quarters held
20
Since Q1 2021
Holdings of RGEN by Janus Henderson Group PLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 202624,316$2.87M<0.1%00.0%UnchangedHolders
Q4 202524,316$3.99M<0.1%+1,500+6.6%AddedHolders
Q3 202522,816$3.05M<0.1%+816+3.7%AddedHolders
Q2 202522,000$2.74M<0.1%−1,700−7.2%ReducedHolders
Q1 202523,700$3.16M<0.1%00.0%UnchangedHolders
Q4 202423,700$3.41M<0.1%00.0%UnchangedHolders
Q3 202423,700$3.53M<0.1%+21,201+848.4%AddedHolders
Q2 20242,499$314.8K<0.1%−1,469−37.0%ReducedHolders
Q1 20243,968$729.2K<0.1%−53,315−93.1%ReducedHolders
Q4 202357,283$10.3M<0.1%+8,502+17.4%AddedHolders
Q3 202348,781$7.76M<0.1%+10,607+27.8%AddedHolders
Q2 202338,174$5.40M<0.1%−273−0.7%ReducedHolders
Q1 202338,447$6.47M<0.1%+34,834+964.1%AddedHolders
Q4 20223,613$611.5K<0.1%−20,896−85.3%ReducedHolders
Q3 202224,509$4.58M<0.1%+14,282+139.6%AddedHolders
Q2 202210,227$1.66M<0.1%−56−0.5%ReducedHolders
Q1 202210,283$1.93M<0.1%−41−0.4%ReducedHolders
Q4 202110,324$2.73M<0.1%+5,060+96.1%AddedHolders
Q3 20215,264$1.52M<0.1%+5,264NewHolders
Q2 20210$00.0%−32,025−100.0%Sold outHolders
Q1 202132,025$6.23M<0.1%––Holders

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