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Livermore
Livermore
ZHEN

TCW Group Inc

SEC CIK
0000850401
Latest filing
Aug 3, 2026

MRK holding history

Merck & Co., Inc. in every 13F filed by TCW Group Inc, 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)
845,538
Value
$108.7M
% of portfolio
0.7%
Quarters held
21
Since Q1 2021
Holdings of MRK by TCW Group Inc, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026845,538$108.7M0.7%−16,921−2.0%ReducedHolders
Q1 2026862,459$103.7M0.8%+78,642+10.0%AddedHolders
Q4 2025783,817$82.5M0.6%+289,732+58.6%AddedHolders
Q3 2025494,085$41.5M0.3%+255,607+107.2%AddedHolders
Q2 2025238,478$18.9M0.1%+18,290+8.3%AddedHolders
Q1 2025220,188$19.8M0.2%−135,432−38.1%ReducedHolders
Q4 2024355,620$35.4M0.3%−94,503−21.0%ReducedHolders
Q3 2024450,123$51.1M0.4%−3,896−0.9%ReducedHolders
Q2 2024454,019$56.2M0.5%+230,889+103.5%AddedHolders
Q1 2024223,130$29.4M0.3%+172,890+344.1%AddedHolders
Q4 202350,240$5.47M0.1%+39,735+378.2%AddedHolders
Q3 202310,505$1.08M<0.1%00.0%UnchangedHolders
Q2 202310,505$1.21M<0.1%00.0%UnchangedHolders
Q1 202310,505$1.12M<0.1%00.0%UnchangedHolders
Q4 202210,505$1.17M<0.1%+351+3.5%AddedHolders
Q3 202210,154$874.0K<0.1%00.0%UnchangedHolders
Q2 202210,154$926.0K<0.1%+10,154NewHolders
Q1 20220$00.0%−10,617−100.0%Sold outHolders
Q4 202110,617$814.0K<0.1%−4,580−30.1%ReducedHolders
Q3 202115,197$1.14M<0.1%00.0%UnchangedHolders
Q2 202115,197$1.18M<0.1%−23,942−61.2%ReducedHolders
Q1 202139,139$3.02M<0.1%––Holders

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