Robert Hershberg serves as Executive at DENDREON CORP, where they oversee executive responsibilities. Since joining the company, Robert Hershberg has executed 105 insider transactions totaling $3.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 10, 2025 involved selling 22,968 shares valued at $367.5K.
Robert Hershberg currently holds 46,722 shares of DENDREON CORP (DNDN), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Robert Hershberg has been a net seller of DNDN stock. They have purchased $0 and sold $3.6M worth of shares.
Robert Hershberg's most recent insider trade was on Dec 10, 2025, when they sold 22,968 shares at $16.00 per share.
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| $N/A |
| Discretionary |
| Jun 3, 2024 | RXRX | $0 | Award | 13,097 | $N/A | Discretionary |
| Mar 4, 2024 | ADPT | $0 | Award | 31,328 | $N/A | Discretionary |
| Feb 8, 2024 | HLVX | $173.1K | Sale | 11,597 | $14.93 | Discretionary |
| Feb 8, 2024 | HLVX | $0 | Award | 174,202 | $N/A | Discretionary |
| Jun 16, 2023 | RXRX | $0 | Award | 12,612 | $N/A | Discretionary |
| Mar 6, 2023 | ADPT | $0 | Award | 14,775 | $N/A | Discretionary |
| Feb 2, 2023 | ADPT | $23.9K | Option Exercise | 53,000 | $0.45 | Discretionary |
| Feb 1, 2023 | HLVX | $0 | Award | 187,966 | $N/A | Discretionary |
| Jun 14, 2022 | RXRX | $0 | Award | 18,145 | $N/A | Discretionary |
| Jun 9, 2022 | FATE | $0 | Award | 8,650 | $N/A | Discretionary |
| Jun 3, 2022 | FATE | $15.3K | Sale | 672 | $22.75 | Discretionary |
| Apr 18, 2022 | NSTG | $0 | Option Exercise | 3,306 | $N/A | Discretionary |
| Jan 26, 2022 | ADPT | $0 | Award | 6,689 | $N/A | Discretionary |
| Jan 3, 2022 | RXRX | $0 | Award | 693 | $N/A | Discretionary |
| Oct 1, 2021 | RXRX | $0 | Award | 572 | $N/A | Discretionary |
| Jul 1, 2021 | RXRX | $0 | Award | 347 | $N/A | Discretionary |
| Jun 15, 2021 | NSTG | $0 | Option Exercise | 5,520 | $N/A | Discretionary |
| Jun 2, 2021 | FATE | $0 | Award | 2,681 | $N/A | Discretionary |
| Apr 20, 2021 | RXRX | $0 | Conversion | 6,250 | $N/A | Discretionary |
| Apr 20, 2021 | RXRX | $0 | Conversion | 6,250 | $N/A | Discretionary |
| Apr 16, 2021 | RXRX | $0 | Award | 6,250 | $N/A | Discretionary |
| Apr 15, 2021 | NSTG | $8.8K | Sale | 118 | $74.20 | Discretionary |
| Apr 15, 2021 | NSTG | $1.4K | Sale | 19 | $72.87 | Discretionary |
| Apr 15, 2021 | NSTG | $502 | Sale | 7 | $71.75 | Discretionary |
| Apr 15, 2021 | NSTG | $2.1K | Option Exercise | 144 | $14.71 | Discretionary |
| Mar 15, 2021 | NSTG | $81.5K | Sale | 1,214 | $67.16 | Discretionary |
| Mar 15, 2021 | NSTG | $18.6K | Sale | 282 | $66.03 | Discretionary |
| Mar 15, 2021 | NSTG | $16.8K | Option Exercise | 1,500 | $11.20 | Discretionary |