John A. Amster serves as Executive at RPX Corp, where they oversee executive responsibilities. Since joining the company, John A. Amster has executed 161 insider transactions totaling $27.4M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 20, 2016 involved selling 9,501 shares valued at $101.0K.
John A. Amster currently holds 1,044,119 shares of RPX Corp (RPXC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John A. Amster has been a net seller of RPXC stock. They have purchased $0 and sold $27.4M worth of shares.
John A. Amster's most recent insider trade was on Nov 20, 2016, when they sold 9,501 shares at $10.63 per share.
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| 18,205 |
| $N/A |
| Discretionary |
| Aug 20, 2016 | RPXC | $101.5K | Payment | 9,501 | $10.68 | Discretionary |
| Aug 20, 2016 | RPXC | $0 | Option Exercise | 18,206 | $N/A | Discretionary |
| May 20, 2016 | RPXC | $0 | Option Exercise | 18,203 | $N/A | Discretionary |
| May 20, 2016 | RPXC | $62.9K | Payment | 6,865 | $9.16 | Discretionary |
| Feb 20, 2016 | RPXC | $0 | Option Exercise | 32,032 | $N/A | Discretionary |
| Feb 20, 2016 | RPXC | $116.4K | Payment | 12,040 | $9.67 | Discretionary |
| Nov 20, 2015 | RPXC | $90.1K | Payment | 6,605 | $13.64 | Discretionary |
| Nov 20, 2015 | RPXC | $0 | Option Exercise | 12,656 | $N/A | Discretionary |
| Aug 20, 2015 | RPXC | $0 | Option Exercise | 12,657 | $N/A | Discretionary |
| Aug 20, 2015 | RPXC | $67.2K | Payment | 4,901 | $13.72 | Discretionary |
| May 20, 2015 | RPXC | $0 | Option Exercise | 12,655 | $N/A | Discretionary |
| May 20, 2015 | RPXC | $76.9K | Payment | 4,756 | $16.17 | Discretionary |
| Feb 20, 2015 | RPXC | $41.4K | Payment | 2,937 | $14.10 | Discretionary |
| Feb 20, 2015 | RPXC | $0 | Option Exercise | 7,813 | $N/A | Discretionary |
| Feb 3, 2015 | RPXC | $105.4K | Sale | 8,311 | $12.68 | Discretionary |
| Feb 3, 2015 | RPXC | $131.7K | Sale | 10,389 | $12.68 | Discretionary |
| Feb 2, 2015 | RPXC | $103.5K | Sale | 8,356 | $12.39 | Discretionary |
| Feb 2, 2015 | RPXC | $129.4K | Sale | 10,444 | $12.39 | Discretionary |
| Jan 8, 2015 | RPXC | $113.8K | Sale | 8,311 | $13.69 | Discretionary |
| Jan 8, 2015 | RPXC | $142.2K | Sale | 10,389 | $13.69 | Discretionary |
| Jan 7, 2015 | RPXC | $112.6K | Sale | 8,356 | $13.48 | Discretionary |
| Jan 7, 2015 | RPXC | $140.8K | Sale | 10,444 | $13.48 | Discretionary |
| Dec 11, 2014 | RPXC | $111.0K | Sale | 8,311 | $13.36 | Discretionary |
| Dec 11, 2014 | RPXC | $138.8K | Sale | 10,389 | $13.36 | Discretionary |
| Dec 10, 2014 | RPXC | $139.1K | Sale | 10,444 | $13.32 | Discretionary |
| Dec 10, 2014 | RPXC | $111.3K | Sale | 8,356 | $13.32 | Discretionary |
| Nov 20, 2014 | RPXC | $54.3K | Payment | 4,077 | $13.31 | Discretionary |
| Nov 20, 2014 | RPXC | $0 | Option Exercise | 7,812 | $N/A | Discretionary |