Tom Russo's MRK Position Overview
Tom Russo (via Gardner Russo & Quinn LLC) currently holds 2,141 shares of Merck & Co., Inc. (MRK) worth $257,536, representing 0.00% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 43 quarters.
Based on 13F filings since 2013, Tom Russo has maintained a long-term strategic position in MRK, representing a significant commitment to this investment thesis. Largest addition occurred in Q4 2015, adding 4,020 shares. Largest reduction occurred in Q3 2015, reducing 4,020 shares.
Analysis based on 13F filings available since 2013 Q2
Tom Russo's Merck & Co (MRK) Holding Value Over Time
Track share changes against reported price movement
Quarterly Merck & Co (MRK) Trades by Tom Russo
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +2,141 | New Buy | 2,141 | $120.29 |
| Q2 2025 | -2,763 | Sold Out | 0 | $0.00 |
| Q1 2025 | -163 | Reduce 5.57% | 2,763 | $89.76 |
| Q4 2024 | -161 | Reduce 5.22% | 2,926 | $99.49 |
| Q3 2024 | -359 | Reduce 10.42% | 3,087 | $113.56 |
| Q2 2024 | -67 | Reduce 1.91% | 3,446 | $123.79 |
| Q1 2024 | -293 | Reduce 7.70% | 3,513 | $131.95 |
| Q4 2023 | -36 | Reduce 0.94% | 3,806 | $109.03 |
| Q3 2023 | -118 | Reduce 2.98% | 3,842 | $102.95 |
| Q2 2023 | +129 | Add 3.37% | 3,960 | $115.38 |
| Q1 2023 | +158 | Add 4.30% | 3,831 | $106.40 |
| Q4 2022 | -185 | Reduce 4.80% | 3,673 | $110.95 |
| Q3 2022 | -51 | Reduce 1.30% | 3,858 | $86.05 |
| Q2 2022 | +10 | Add 0.26% | 3,909 | $91.07 |
| Q1 2022 | +11 | Add 0.28% | 3,899 | $82.07 |
| Q4 2021 | +10 | Add 0.26% | 3,888 | $76.65 |
| Q3 2021 | +10 | Add 0.26% | 3,878 | $75.04 |
| Q2 2021 | -175 | Reduce 4.33% | 3,868 | $77.82 |
| Q1 2021 | -90 | Reduce 2.18% | 4,043 | $73.46 |
| Q4 2020 | +9 | Add 0.22% | 4,133 | $78.15 |
| Q3 2020 | +10 | Add 0.24% | 4,124 | $79.05 |
| Q2 2020 | +1,231 | Add 42.70% | 4,114 | $73.89 |
| Q4 2019 | -31 | Reduce 1.06% | 2,883 | $86.72 |
| Q2 2019 | -6 | Reduce 0.21% | 2,914 | $79.96 |
| Q4 2018 | +2,920 | New Buy | 2,920 | $72.95 |
| Q1 2018 | -3,025 | Sold Out | 0 | $0.00 |
| Q4 2017 | +3,025 | New Buy | 3,025 | $53.55 |
| Q2 2016 | -4,020 | Sold Out | 0 | $0.00 |
| Q4 2015 | +4,020 | New Buy | 4,020 | $50.50 |
| Q3 2015 | -4,020 | Sold Out | 0 | $0.00 |
| Q1 2015 | -524 | Reduce 11.53% | 4,020 | $54.73 |
| Q3 2014 | -53 | Reduce 1.15% | 4,544 | $56.56 |
| Q2 2014 | -157 | Reduce 3.30% | 4,597 | $55.25 |
| Q4 2013 | -1,257 | Reduce 20.91% | 4,754 | $47.75 |
| Q2 2013 | +6,011 | Add 0.00% | 6,011 | $44.25 |
Tom Russo's Merck & Co Investment FAQs
Tom Russo first purchased Merck & Co., Inc. (MRK) in Q2 2013, acquiring 6,011 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Tom Russo has held Merck & Co., Inc. (MRK) for 43 quarters since Q2 2013.
Tom Russo's largest addition to Merck & Co., Inc. (MRK) was in Q2 2013, adding 6,011 shares worth $266,000.
According to the latest 13F filing for Q1 2026, Tom Russo's firm, Gardner Russo & Quinn LLC, owns 2,141 shares of Merck & Co., Inc. (MRK), valued at approximately $257,536.
As of the Q1 2026 filing, Merck & Co., Inc. (MRK) represents approximately 0.00% of Tom Russo's publicly disclosed stock portfolio, making it one of their key holdings.
Tom Russo's peak holding in Merck & Co., Inc. (MRK) was 6,011 shares, as reported at the end of Q2 2013.