John Canan serves as Executive at MERCK & CO INC, where they oversee executive responsibilities. Since joining the company, John Canan has executed 43 insider transactions totaling $2.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 3, 2025 involved receiving (via award) 2,105 shares valued at $0.
John Canan currently holds 65,390 shares of MERCK & CO INC ((MRK)), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John Canan has been a net seller of (MRK) stock. They have purchased $80.9K and sold $1.9M worth of shares.
John Canan's most recent insider trade was on Dec 3, 2025, when they sold 2,105 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Dec 8, 2022 | REVG | $0 | Award | 7,960 | $N/A | Discretionary |
| Dec 9, 2021 | REVG | $0 | Award | 5,945 | $N/A | Discretionary |
| Dec 11, 2020 | REVG | $0 | Award | 10,584 | $N/A | Discretionary |
| Dec 18, 2019 | REVG | $0 | Award | 7,797 | $N/A | Discretionary |
| Jan 9, 2019 | REVG | $0 | Award | 11,099 | $N/A | Discretionary |
| Jun 25, 2018 | REVG | $3.2K | Purchase | 200 | $16.05 | Discretionary |
| Jun 25, 2018 | REVG | $71.2K | Purchase | 4,440 | $16.04 | Discretionary |
| Jun 25, 2018 | REVG | $6.4K | Purchase | 400 | $16.06 | Discretionary |
| Feb 6, 2018 | REVG | $0 | Award | 2,842 | $N/A | Discretionary |
| Jan 26, 2017 | REVG | $0 | Award | 1,363 | $N/A | Discretionary |
| Feb 24, 2014 | MRK | $163.7K | Award | 2,913 | $56.18 | Discretionary |
| Feb 11, 2014 | MRK | $557.0K | Sale | 10,000 | $55.70 | Discretionary |
| Feb 11, 2014 | MRK | $482.4K | Option Exercise | 10,000 | $48.24 | Discretionary |
| May 7, 2013 | MRK | $75.1K | Payment | 1,669 | $44.98 | Discretionary |
| May 7, 2013 | MRK | $0 | Option Exercise | 4,479 | $N/A | Discretionary |
| Feb 25, 2013 | MRK | $113.0K | Award | 2,657 | $42.52 | Discretionary |
| Aug 1, 2012 | MRK | $1.4M | Sale | 30,500 | $44.29 | Discretionary |
| Jul 24, 2012 | MRK | $152.3K | Payment | 3,520 | $43.27 | Discretionary |
| Jul 24, 2012 | MRK | $0 | Option Exercise | 9,681 | $N/A | Discretionary |
| Apr 24, 2012 | MRK | $80.4K | Payment | 2,100 | $38.27 | Discretionary |
| Apr 24, 2012 | MRK | $0 | Option Exercise | 5,775 | $N/A | Discretionary |
| Feb 28, 2012 | MRK | $163.8K | Award | 4,268 | $38.38 | Discretionary |
| Feb 28, 2011 | MRK | $0 | Option Exercise | 4,950 | $N/A | Discretionary |
| Feb 28, 2011 | MRK | $57.9K | Payment | 1,800 | $32.19 | Discretionary |
| Feb 22, 2011 | MRK | $121.6K | Award | 3,761 | $32.34 | Discretionary |
| Mar 2, 2010 | MRK | $50.8K | Payment | 1,364 | $37.27 | Discretionary |
| Mar 2, 2010 | MRK | $0 | Option Exercise | 3,750 | $N/A | Discretionary |
| Jan 8, 2010 | MRK | $101.4K | Award | 2,688 | $37.72 | Discretionary |