Eric W. Roberts serves as Executive at Celator Pharmaceuticals Inc, where they oversee executive responsibilities. Since joining the company, Eric W. Roberts has executed 148 insider transactions totaling $2.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 18, 2025 involved purchasing 2,500 shares valued at $7.7K.
Eric W. Roberts currently holds 84,150 shares of Celator Pharmaceuticals Inc (CNCE), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Eric W. Roberts has been a net seller of CNCE stock. They have purchased $946.2K and sold $1.1M worth of shares.
Eric W. Roberts's most recent insider trade was on Sep 18, 2025, when they purchased 2,500 shares at $3.07 per share.
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| $2.68 |
| Discretionary |
| Sep 12, 2025 | CALC | $15.6K | Purchase | 5,000 | $3.12 | Discretionary |
| Sep 9, 2025 | CALC | $7.4K | Purchase | 2,343 | $3.15 | Discretionary |
| Aug 29, 2025 | CALC | $2.2K | Purchase | 800 | $2.74 | Discretionary |
| Aug 28, 2025 | CALC | $26.3K | Purchase | 9,200 | $2.86 | Discretionary |
| Aug 21, 2025 | CALC | $9.8K | Purchase | 3,508 | $2.79 | Discretionary |
| Aug 20, 2025 | CALC | $5.4K | Purchase | 2,000 | $2.72 | Discretionary |
| Aug 20, 2025 | CALC | $22.9K | Option Exercise | 15,000 | $1.53 | Discretionary |
| Aug 19, 2025 | CALC | $2.8K | Purchase | 1,000 | $2.79 | Discretionary |
| Aug 15, 2025 | CALC | $14.7K | Purchase | 5,076 | $2.90 | Discretionary |
| Jul 22, 2025 | CALC | $5.7K | Purchase | 1,500 | $3.78 | Discretionary |
| Jul 18, 2025 | CALC | $5.8K | Purchase | 2,000 | $2.88 | Discretionary |
| Jul 14, 2025 | CALC | $15.8K | Purchase | 6,500 | $2.43 | Discretionary |
| Jul 9, 2025 | CALC | $8.0K | Purchase | 5,000 | $1.60 | Discretionary |
| Aug 23, 2024 | CALC | $10.7K | Purchase | 3,000 | $3.57 | Discretionary |
| Aug 23, 2024 | CALC | $7.2K | Purchase | 2,000 | $3.58 | Discretionary |
| Aug 21, 2024 | CALC | $20.2K | Purchase | 5,000 | $4.04 | Discretionary |
| Jun 27, 2024 | CALC | $16.1K | Purchase | 5,000 | $3.22 | Discretionary |
| Apr 2, 2024 | CALC | $12.7K | Purchase | 3,254 | $3.90 | Discretionary |
| Apr 1, 2024 | CALC | $2.9K | Purchase | 746 | $3.90 | Discretionary |
| Feb 5, 2024 | CALC | $388.9K | Award | 91,086 | $4.27 | Discretionary |
| Nov 6, 2023 | CALC | $7.5K | Purchase | 2,400 | $3.12 | Discretionary |
| Nov 3, 2023 | CALC | $15.8K | Purchase | 5,860 | $2.70 | Discretionary |
| Nov 3, 2023 | CALC | $9.0K | Purchase | 3,200 | $2.80 | Discretionary |
| Nov 3, 2023 | CALC | $31.8K | Purchase | 11,249 | $2.83 | Discretionary |
| Nov 3, 2023 | CALC | $10.2K | Purchase | 3,700 | $2.77 | Discretionary |
| Aug 29, 2023 | CALC | $673 | Purchase | 223 | $3.02 | Discretionary |
| Aug 25, 2023 | CALC | $2.3K | Purchase | 736 | $3.18 | Discretionary |
| Aug 22, 2023 | CALC | $2.3K | Purchase | 714 | $3.27 | Discretionary |