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Livermore
Livermore
ZHEN

Janus Henderson Group PLC

SEC CIK
0001274173
Latest filing
May 18, 2026

STX holding history

Seagate Technology Holdings plc 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.

STX overviewAll 13F holders of STXFull Q1 2026 holdings

Shares (Q1 2026)
967,528
Value
$379.0M
% of portfolio
0.2%
Quarters held
21
Since Q1 2021
Holdings of STX by Janus Henderson Group PLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 2026967,528$379.0M0.2%+943,170+3,872.1%AddedHolders
Q4 202524,358$6.71M<0.1%−264−1.1%ReducedHolders
Q3 202524,622$5.81M<0.1%+1,400+6.0%AddedHolders
Q2 202523,222$3.35M<0.1%−652,964−96.6%ReducedHolders
Q1 2025676,186$57.4M<0.1%+5,210+0.8%AddedHolders
Q4 2024670,976$57.9M<0.1%+648,257+2,853.4%AddedHolders
Q3 202422,719$2.49M<0.1%00.0%UnchangedHolders
Q2 202422,719$2.35M<0.1%−4,212−15.6%ReducedHolders
Q1 202426,931$2.51M<0.1%+40.0%AddedHolders
Q4 202326,927$2.30M<0.1%+208+0.8%AddedHolders
Q3 202326,719$1.76M<0.1%−1,850−6.5%ReducedHolders
Q2 202328,569$1.77M<0.1%−1,741−5.7%ReducedHolders
Q1 202330,310$2.00M<0.1%−13,188−30.3%ReducedHolders
Q4 202243,498$2.29M<0.1%+18,018+70.7%AddedHolders
Q3 202225,480$1.36M<0.1%−15−0.1%ReducedHolders
Q2 202225,495$1.82M<0.1%−1,152,057−97.8%ReducedHolders
Q1 20221,177,552$105.9M0.1%+209,872+21.7%AddedHolders
Q4 2021967,680$109.3M<0.1%−849,035−46.7%ReducedHolders
Q3 20211,816,715$149.9M0.1%−346,509−16.0%ReducedHolders
Q2 20212,163,224$190.2M0.1%+104,008+5.1%AddedHolders
Q1 20212,059,216$158.0M0.1%––Holders

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