Robert M. Buck serves as Executive at TopBuild Corp, where they oversee executive responsibilities. Since joining the company, Robert M. Buck has executed 117 insider transactions totaling $27.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 11, 2025 involved selling 5,000 shares valued at $2.3M.
Robert M. Buck currently holds 63,225 shares of TopBuild Corp (BLD), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Robert M. Buck has been a net seller of BLD stock. They have purchased $0 and sold $27.8M worth of shares.
Robert M. Buck's most recent insider trade was on Dec 11, 2025, when they sold 5,000 shares at $453.39 per share.
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| $418.01 |
| Discretionary |
| Aug 7, 2025 | BLD | $3.1M | Sale | 7,350 | $415.19 | Discretionary |
| Jun 26, 2024 | CNM | $0 | Award | 2,449 | $N/A | Discretionary |
| Jun 12, 2024 | BLD | $1.0M | Sale | 2,500 | $418.05 | Discretionary |
| May 9, 2024 | BLD | $2.0M | Sale | 5,000 | $403.72 | Discretionary |
| Feb 20, 2024 | BLD | $1.4M | Award | 3,675 | $383.69 | Discretionary |
| Feb 20, 2024 | BLD | $1.9M | Award | 4,900 | $383.69 | Discretionary |
| Feb 20, 2024 | BLD | $1.4M | Award | 3,675 | $383.69 | Discretionary |
| Dec 15, 2023 | BLD | $936.5K | Sale | 2,500 | $374.60 | Discretionary |
| Nov 29, 2023 | BLD | $1.3M | Sale | 4,500 | $296.02 | Discretionary |
| Aug 14, 2023 | BLD | $1.4M | Sale | 4,500 | $301.76 | Discretionary |
| Jun 28, 2023 | CNM | $0 | Award | 3,927 | $N/A | Discretionary |
| Jun 13, 2023 | BLD | $1.1M | Sale | 4,473 | $240.04 | Discretionary |
| Feb 22, 2023 | BLD | $1.2M | Award | 5,833 | $198.00 | Discretionary |
| Feb 21, 2023 | BLD | $1.7M | Award | 8,784 | $191.25 | Discretionary |
| Feb 21, 2023 | BLD | $1.3M | Award | 6,588 | $191.25 | Discretionary |
| Feb 21, 2023 | BLD | $1.3M | Award | 6,588 | $191.25 | Discretionary |
| Sep 5, 2022 | CNM | $0 | Award | 4,485 | $N/A | Discretionary |
| Feb 22, 2022 | BLD | $2.7M | Award | 12,075 | $219.56 | Discretionary |
| Feb 15, 2022 | BLD | $1.3M | Award | 5,654 | $233.46 | Discretionary |
| Feb 15, 2022 | BLD | $989.9K | Award | 4,240 | $233.46 | Discretionary |
| Feb 15, 2022 | BLD | $989.9K | Award | 4,240 | $233.46 | Discretionary |
| Dec 15, 2021 | BLD | $546.7K | Sale | 2,000 | $273.33 | Discretionary |
| Nov 5, 2021 | BLD | $1.1M | Sale | 4,000 | $264.46 | Discretionary |
| Feb 22, 2021 | BLD | $1.6M | Award | 8,172 | $201.17 | Discretionary |
| Feb 16, 2021 | BLD | $1.4M | Award | 6,432 | $214.58 | Discretionary |
| Sep 1, 2020 | BLD | $319.4K | Sale | 2,000 | $159.69 | Discretionary |
| Aug 7, 2020 | BLD | $259.6K | Option Exercise | 9,578 | $27.10 | Discretionary |
| Aug 7, 2020 | BLD | $1.3M | Sale | 9,578 | $139.54 | Discretionary |