Dennis P. Mcnamara serves as Executive at OPPENHEIMER HOLDINGS INC, where they oversee executive responsibilities. Since joining the company, Dennis P. Mcnamara has executed 32 insider transactions totaling $2.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Aug 5, 2025 involved selling 2,000 shares valued at $147.6K.
Dennis P. Mcnamara currently holds 21,766 shares of OPPENHEIMER HOLDINGS INC (OPY), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Dennis P. Mcnamara has been a net seller of OPY stock. They have purchased $27.8K and sold $2.5M worth of shares.
Dennis P. Mcnamara's most recent insider trade was on Aug 5, 2025, when they sold 2,000 shares at $73.81 per share.
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| $51.28 |
| Discretionary |
| Jan 30, 2024 | OPY | $0 | Other | 2,357 | $N/A | Discretionary |
| Mar 3, 2023 | OPY | $94.4K | Sale | 2,120 | $44.51 | Discretionary |
| Mar 3, 2023 | OPY | $445.4K | Sale | 10,000 | $44.54 | Discretionary |
| Jan 29, 2023 | OPY | $0 | Other | 2,081 | $N/A | Discretionary |
| May 5, 2021 | OPY | $170.5K | Sale | 3,453 | $49.39 | Discretionary |
| May 4, 2021 | OPY | $156.6K | Sale | 3,151 | $49.69 | Discretionary |
| May 4, 2021 | OPY | $313.2K | Sale | 6,303 | $49.69 | Discretionary |
| May 4, 2021 | OPY | $313.2K | Sale | 6,303 | $49.69 | Discretionary |
| May 4, 2021 | OPY | $119.6K | Sale | 2,441 | $49.00 | Discretionary |
| Feb 23, 2021 | OPY | $0 | Other | 3,677 | $N/A | Discretionary |
| Feb 25, 2020 | OPY | $0 | Other | 2,983 | $N/A | Discretionary |
| Jan 28, 2020 | OPY | $0 | Other | 1,588 | $N/A | Discretionary |
| Jan 25, 2020 | OPY | $0 | Other | 3,042 | $N/A | Discretionary |
| Feb 26, 2019 | OPY | $0 | Other | 1,320 | $N/A | Discretionary |
| Jan 28, 2019 | OPY | $0 | Other | 1,333 | $N/A | Discretionary |
| Dec 28, 2017 | OPY | $0 | Other | 5,042 | $N/A | Discretionary |
| Dec 28, 2017 | OPY | $0 | Other | 5,042 | $N/A | Discretionary |
| Feb 22, 2017 | OPY | $0 | Other | 3,151 | $N/A | Discretionary |
| Feb 10, 2016 | OPY | $0 | Other | 6,303 | $N/A | Discretionary |
| Jan 27, 2015 | OPY | $0 | Other | 6,303 | $N/A | Discretionary |
| Jan 27, 2015 | OPY | $0 | Other | 6,303 | $N/A | Discretionary |
| Feb 24, 2014 | OPY | $0 | Other | 6,303 | $N/A | Discretionary |
| Jan 17, 2012 | OPY | $0 | Other | 562 | $N/A | Discretionary |
| Jan 29, 2011 | OPY | $0 | Other | 6,378 | $N/A | Discretionary |
| Jan 18, 2011 | OPY | $0 | Other | 402 | $N/A | Discretionary |
| Jan 15, 2010 | OPY | $0 | Other | 3,748 | $N/A | Discretionary |
| Jan 15, 2009 | OPY | $0 | Other | 2,679 | $N/A | Discretionary |
| Jun 26, 2008 | OPY | $27.8K | Purchase | 1,000 | $27.75 | Discretionary |