Robert W. Musslewhite serves as Executive at ADVISORY BOARD CO, where they oversee executive responsibilities. Since joining the company, Robert W. Musslewhite has executed 238 insider transactions totaling $24.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 5, 2025 involved receiving (via award) 1,067 shares valued at $0.
Robert W. Musslewhite currently holds 2,116 shares of ADVISORY BOARD CO (ABCO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Robert W. Musslewhite has been a net seller of ABCO stock. They have purchased $349.0K and sold $23.8M worth of shares.
Robert W. Musslewhite's most recent insider trade was on Nov 5, 2025, when they sold 1,067 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Jul 17, 2024 | CSGP | $0 | Award | 3,293 | $N/A | Discretionary |
| Jan 7, 2024 | DH | $127.9K | Payment | 14,207 | $9.00 | Discretionary |
| Nov 4, 2023 | DH | $92.0K | Payment | 12,656 | $7.27 | Discretionary |
| Oct 30, 2023 | CSGP | $0 | Award | 3,532 | $N/A | Discretionary |
| Oct 7, 2023 | DH | $144.1K | Payment | 20,016 | $7.20 | Discretionary |
| Aug 4, 2023 | DH | $143.2K | Payment | 12,657 | $11.31 | Discretionary |
| Jul 7, 2023 | DH | $213.6K | Payment | 20,016 | $10.67 | Discretionary |
| May 4, 2023 | DH | $530.5K | Payment | 53,587 | $9.90 | Discretionary |
| Apr 7, 2023 | DH | $163.5K | Payment | 15,616 | $10.47 | Discretionary |
| Feb 16, 2023 | DH | $0 | Award | 368,422 | $N/A | Discretionary |
| Jan 7, 2023 | DH | $146.0K | Payment | 14,026 | $10.41 | Discretionary |
| Oct 7, 2022 | DH | $1.0M | Payment | 70,658 | $14.82 | Discretionary |
| Sep 14, 2022 | CSGP | $0 | Award | 3,380 | $N/A | Discretionary |
| May 3, 2022 | DH | $0 | Award | 333,322 | $N/A | Discretionary |
| May 3, 2022 | DH | $0 | Award | 83,333 | $N/A | Discretionary |
| Oct 7, 2021 | DH | $0 | Award | 650,000 | $N/A | Discretionary |
| Sep 15, 2021 | CSGP | $250.0K | Award | 2,811 | $88.95 | Discretionary |
| Sep 24, 2020 | CSGP | $0 | Award | 214 | $N/A | Discretionary |
| Nov 17, 2017 | ABCO | $0 | Disposition | 193,801 | $N/A | Discretionary |
| Nov 17, 2017 | ABCO | $0 | Disposition | 44,220 | $N/A | Discretionary |
| Nov 17, 2017 | ABCO | $0 | Disposition | 19,929 | $N/A | Discretionary |
| Apr 18, 2017 | ABCO | $204.4K | Payment | 4,354 | $46.95 | Discretionary |
| Apr 18, 2017 | ABCO | $0 | Option Exercise | 8,554 | $N/A | Discretionary |
| Apr 11, 2017 | ABCO | $165.9K | Payment | 3,486 | $47.60 | Discretionary |
| Apr 11, 2017 | ABCO | $115.2K | Payment | 2,425 | $47.50 | Discretionary |
| Apr 11, 2017 | ABCO | $0 | Option Exercise | 6,848 | $N/A | Discretionary |
| Apr 10, 2017 | ABCO | $134.9K | Payment | 2,839 | $47.50 | Discretionary |
| Apr 10, 2017 | ABCO | $446.9K | Sale | 9,420 | $47.44 | Discretionary |