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ProShare Advisors LLC

SEC CIK
0001357955
Latest filing
Aug 11, 2026

MRK holding history

Merck & Co., Inc. in every 13F filed by ProShare Advisors LLC, 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)
517,507
Value
$66.5M
% of portfolio
0.1%
Quarters held
22
Since Q1 2021
Holdings of MRK by ProShare Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026517,507$66.5M0.1%−7,788−1.5%ReducedHolders
Q1 2026525,295$63.2M0.1%−103,580−16.5%ReducedHolders
Q4 2025628,875$66.2M0.1%+45,109+7.7%AddedHolders
Q3 2025583,766$49.0M0.1%−27,967−4.6%ReducedHolders
Q2 2025611,733$48.4M0.1%+37,005+6.4%AddedHolders
Q1 2025574,728$51.6M0.1%−16,339−2.8%ReducedHolders
Q4 2024591,067$58.8M0.1%+89,745+17.9%AddedHolders
Q3 2024501,322$56.9M0.1%−20,331−3.9%ReducedHolders
Q2 2024521,653$64.6M0.2%+34,574+7.1%AddedHolders
Q1 2024487,079$64.3M0.2%−43,822−8.3%ReducedHolders
Q4 2023530,901$57.9M0.2%−36,530−6.4%ReducedHolders
Q3 2023567,431$58.4M0.2%−35,302−5.9%ReducedHolders
Q2 2023602,733$69.5M0.2%−8,106−1.3%ReducedHolders
Q1 2023610,839$65.0M0.2%+62,941+11.5%AddedHolders
Q4 2022547,898$60.8M0.2%+18,198+3.4%AddedHolders
Q3 2022529,700$45.6M0.2%−35,416−6.3%ReducedHolders
Q2 2022565,116$51.5M0.2%−218,960−27.9%ReducedHolders
Q1 2022784,076$64.3M0.1%−34,725−4.2%ReducedHolders
Q4 2021818,801$62.8M0.1%+186,485+29.5%AddedHolders
Q3 2021632,316$47.5M0.1%−22,451−3.4%ReducedHolders
Q2 2021654,767$50.9M0.1%+82,428+14.4%AddedHolders
Q1 2021572,339$44.1M0.1%––Holders

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