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Barclays PLC

SEC CIK
0000312069
Latest filing
Aug 14, 2026

MRK holding history

Merck & Co., Inc. in every 13F filed by Barclays PLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MRK overviewAll 13F holders of MRKFull Q2 2026 holdings

Shares (Q2 2026)
6,793,897
Value
$873.0M
% of portfolio
0.3%
Quarters held
22
Since Q1 2021
Holdings of MRK by Barclays PLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20266,793,897$873.0M0.3%−763,621−10.1%ReducedHolders
Q1 20267,557,518$909.1M0.3%+2,783,832+58.3%AddedHolders
Q4 20254,773,686$502.5M0.2%−2,739,201−36.5%ReducedHolders
Q3 20257,512,887$630.6M0.2%+1,616,919+27.4%AddedHolders
Q2 20255,895,968$466.7M0.2%+39,116+0.7%AddedHolders
Q1 20255,856,852$525.7M0.2%−609,159−9.4%ReducedHolders
Q4 20246,466,011$643.2M0.3%−421,564−6.1%ReducedHolders
Q3 20246,887,575$782.2M0.3%−1,157,249−14.4%ReducedHolders
Q2 20248,044,824$995.9M0.5%−626,983−7.2%ReducedHolders
Q1 20248,671,807$1.14B0.5%+3,196,476+58.4%AddedHolders
Q4 20235,475,331$596.9M0.3%−1,277,952−18.9%ReducedHolders
Q3 20236,753,283$695.3M0.5%−501,631−6.9%ReducedHolders
Q2 20237,254,914$837.1M0.5%+4,690,304+182.9%AddedHolders
Q1 20232,564,610$272.8M0.3%−5,620,218−68.7%ReducedHolders
Q4 20228,184,828$908.1M0.8%+3,912,091+91.6%AddedHolders
Q3 20224,272,737$368.0M0.4%+1,511,286+54.7%AddedHolders
Q2 20222,761,451$251.8M0.3%−1,491,438−35.1%ReducedHolders
Q1 20224,252,889$348.9M0.3%−4,402,826−50.9%ReducedHolders
Q4 20218,655,715$663.4M0.4%+1,961,749+29.3%AddedHolders
Q3 20216,693,966$502.8M0.4%+1,985,377+42.2%AddedHolders
Q2 20214,708,589$366.2M0.3%+979,898+26.3%AddedHolders
Q1 20213,728,691$287.4M0.3%––Holders

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