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Livermore
Livermore
ZHEN

Marshall Wace, LLP

SEC CIK
0001318757
Latest filing
Aug 13, 2026

UNP holding history

Union Pacific Corp in every 13F filed by Marshall Wace, LLP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

UNP overviewAll 13F holders of UNPFull Q2 2026 holdings

Shares (Q2 2026)
81,027
Value
$22.0M
% of portfolio
<0.1%
Quarters held
21
Since Q1 2021
Holdings of UNP by Marshall Wace, LLP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202681,027$22.0M<0.1%−65,973−44.9%ReducedHolders
Q1 2026147,000$35.7M<0.1%+123,423+523.5%AddedHolders
Q4 202523,577$5.45M<0.1%−118,626−83.4%ReducedHolders
Q3 2025142,203$33.6M<0.1%−499,417−77.8%ReducedHolders
Q2 2025641,620$147.6M0.2%+381,633+146.8%AddedHolders
Q1 2025259,987$61.4M0.1%−24,283−8.5%ReducedHolders
Q4 2024284,270$64.8M0.1%−1,191,895−80.7%ReducedHolders
Q3 20241,476,165$363.8M0.5%−201,943−12.0%ReducedHolders
Q2 20241,678,108$379.7M0.5%+1,227,318+272.3%AddedHolders
Q1 2024450,790$110.9M0.2%+447,990+15,999.6%AddedHolders
Q4 20232,800$687.7K<0.1%−9,328−76.9%ReducedHolders
Q3 202312,128$2.47M<0.1%+12,128NewHolders
Q2 20230$00.0%−13,178−100.0%Sold outHolders
Q1 202313,178$2.65M<0.1%−744,317−98.3%ReducedHolders
Q4 2022757,495$156.9M0.4%+118,052+18.5%AddedHolders
Q3 2022639,443$124.6M0.3%−675,694−51.4%ReducedHolders
Q2 20221,315,137$280.5M0.6%+1,127,124+599.5%AddedHolders
Q1 2022188,013$51.4M0.1%+71,365+61.2%AddedHolders
Q4 2021116,648$29.4M0.1%+111,563+2,194.0%AddedHolders
Q3 20215,085$997.0K<0.1%−15,319−75.1%ReducedHolders
Q2 202120,404$4.49M<0.1%+7,077+53.1%AddedHolders
Q1 202113,327$2.94M<0.1%––Holders

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