David L. Felsenthal serves as Executive at ADVISORY BOARD CO, where they oversee executive responsibilities. Since joining the company, David L. Felsenthal has executed 273 insider transactions totaling $35.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 20, 2012 involved exercising options for 3,375 shares valued at $133.1K.
David L. Felsenthal currently holds 61,972 shares of ADVISORY BOARD CO (ABCO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David L. Felsenthal has been a net seller of ABCO stock. They have purchased $0 and sold $35.8M worth of shares.
David L. Felsenthal's most recent insider trade was on Jan 20, 2012, when they sold 3,375 shares at $39.45 per share.
Get notified when new Form 4 filings are submitted
| $74.58 |
| Discretionary |
| Jan 6, 2012 | ABCO | $133.1K | Option Exercise | 3,375 | $39.45 | Discretionary |
| Jan 6, 2012 | ABCO | $235.1K | Sale | 3,175 | $74.06 | Discretionary |
| Dec 22, 2011 | ABCO | $133.1K | Option Exercise | 3,375 | $39.45 | Discretionary |
| Dec 22, 2011 | ABCO | $249.2K | Sale | 3,375 | $73.84 | Discretionary |
| Dec 7, 2011 | ABCO | $248.0K | Sale | 3,375 | $73.47 | Discretionary |
| Dec 7, 2011 | ABCO | $133.1K | Option Exercise | 3,375 | $39.45 | Discretionary |
| Nov 22, 2011 | ABCO | $133.1K | Option Exercise | 3,375 | $39.45 | Discretionary |
| Nov 22, 2011 | ABCO | $229.3K | Sale | 3,375 | $67.93 | Discretionary |
| Nov 7, 2011 | ABCO | $36.0K | Sale | 500 | $71.92 | Discretionary |
| Nov 7, 2011 | ABCO | $35.6K | Sale | 500 | $71.30 | Discretionary |
| Nov 7, 2011 | ABCO | $166.2K | Sale | 2,375 | $69.98 | Discretionary |
| Nov 7, 2011 | ABCO | $133.1K | Option Exercise | 3,375 | $39.45 | Discretionary |
| Jul 20, 2011 | ABCO | $133.1K | Option Exercise | 7,187 | $18.52 | Discretionary |
| Jul 20, 2011 | ABCO | $390.3K | Sale | 7,187 | $54.30 | Discretionary |
| Jun 20, 2011 | ABCO | $133.1K | Option Exercise | 7,187 | $18.52 | Discretionary |
| Jun 20, 2011 | ABCO | $372.6K | Sale | 7,187 | $51.85 | Discretionary |
| May 27, 2011 | ABCO | $66.6K | Payment | 1,288 | $51.67 | Discretionary |
| May 27, 2011 | ABCO | $0 | Option Exercise | 4,000 | $N/A | Discretionary |
| May 20, 2011 | ABCO | $365.9K | Sale | 7,187 | $50.91 | Discretionary |
| May 20, 2011 | ABCO | $133.1K | Option Exercise | 7,187 | $18.52 | Discretionary |
| Apr 20, 2011 | ABCO | $337.1K | Sale | 7,187 | $46.90 | Discretionary |
| Apr 20, 2011 | ABCO | $133.1K | Option Exercise | 7,187 | $18.52 | Discretionary |
| Mar 31, 2011 | ABCO | $0 | Option Exercise | 1,676 | $N/A | Discretionary |
| Mar 31, 2011 | ABCO | $27.8K | Payment | 540 | $51.50 | Discretionary |
| Mar 21, 2011 | ABCO | $42.0K | Option Exercise | 2,266 | $18.52 | Discretionary |
| Mar 21, 2011 | ABCO | $111.8K | Sale | 2,266 | $49.34 | Discretionary |
| Feb 22, 2011 | ABCO | $320.7K | Sale | 6,212 | $51.63 | Discretionary |
| Feb 22, 2011 | ABCO | $115.0K | Option Exercise | 6,212 | $18.52 | Discretionary |