Robert W. Postma serves as Executive at ZIOPHARM ONCOLOGY INC, where they oversee executive responsibilities. Since joining the company, Robert W. Postma has executed 8 insider transactions totaling $617.3K, demonstrating a bullish approach to their equity position. Their most recent transaction on Nov 21, 2025 involved receiving (via award) 5,142 shares valued at $16.2K.
Robert W. Postma currently holds 38,250 shares of ZIOPHARM ONCOLOGY INC (ZIOP), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Robert W. Postma has been a net buyer of ZIOP stock. They have purchased $617.3K and sold $0 worth of shares.
Robert W. Postma's most recent insider trade was on Nov 21, 2025, when they sold 5,142 shares at $3.16 per share.
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| $N/A |
| Discretionary |
| Nov 29, 2022 | TCRT | $487.5K | Purchase | 750,000 | $0.65 | Discretionary |
| Jun 22, 2022 | TCRT | $0 | Award | 40,000 | $N/A | Discretionary |
| Jun 22, 2022 | TCRT | $0 | Award | 40,000 | $N/A | Discretionary |
| Sep 2, 2021 | ZIOP | $94.3K | Purchase | 54,492 | $1.73 | Discretionary |
| Sep 2, 2021 | ZIOP | $35.5K | Purchase | 20,508 | $1.73 | Discretionary |
| Mar 4, 2021 | ZIOP | $0 | Award | 2,500 | $N/A | Discretionary |