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GFS Advisors, LLC

SEC CIK
0001427263
Latest filing
Aug 13, 2026

MRK holding history

Merck & Co., Inc. in every 13F filed by GFS 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)
79,451
Value
$10.2M
% of portfolio
1.2%
Quarters held
22
Since Q1 2021
Holdings of MRK by GFS Advisors, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202679,451$10.2M1.2%+437+0.6%AddedHolders
Q1 202679,014$9.50M0.7%−448−0.6%ReducedHolders
Q4 202579,462$8.36M1.0%−52,355−39.7%ReducedHolders
Q3 2025131,817$11.1M1.4%+30.0%AddedHolders
Q2 2025131,814$10.4M1.4%+49,440+60.0%AddedHolders
Q1 202582,374$7.39M1.5%−187−0.2%ReducedHolders
Q4 202482,561$8.21M1.2%+1,675+2.1%AddedHolders
Q3 202480,886$9.19M2.0%+79,926+8,325.6%AddedHolders
Q2 2024960$9.75M1.6%−80,984−98.8%ReducedHolders
Q1 202481,944$10.8M1.8%−1,486−1.8%ReducedHolders
Q4 202383,430$9.10M1.3%+368+0.4%AddedHolders
Q3 202383,062$8.55M1.3%+24,801+42.6%AddedHolders
Q2 202358,261$6.72M1.5%00.0%UnchangedHolders
Q1 202358,261$6.20M1.4%−3,000−4.9%ReducedHolders
Q4 202261,261$6.80M1.5%−390−0.6%ReducedHolders
Q3 202261,651$5.31M1.3%−782−1.3%ReducedHolders
Q2 202262,433$5.69M1.3%−69,347−52.6%ReducedHolders
Q1 2022131,780$10.8M2.3%−28,500−17.8%ReducedHolders
Q4 2021160,280$12.3M2.0%+42,315+35.9%AddedHolders
Q3 2021117,965$8.86M1.9%+6,755+6.1%AddedHolders
Q2 2021111,210$8.65M1.9%+3,865+3.6%AddedHolders
Q1 2021107,345$8.28M1.9%––Holders

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