Simeon George serves as Executive at GENOCEA BIOSCIENCES, INC., where they oversee executive responsibilities. Since joining the company, Simeon George has executed 37 insider transactions totaling $140.2M, demonstrating a bullish approach to their equity position. Their most recent transaction on Jul 16, 2025 involved purchasing 6,510 shares valued at $338.7K.
Simeon George currently holds 69,687 shares of GENOCEA BIOSCIENCES, INC. (GNCA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Simeon George has been a net buyer of GNCA stock. They have purchased $140.2M and sold $0 worth of shares.
Simeon George's most recent insider trade was on Jul 16, 2025, when they purchased 6,510 shares at $52.03 per share.
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| $52.03 |
| Discretionary |
| Jul 16, 2025 | CRSP | $1.2M | Purchase | 22,319 | $52.03 | Discretionary |
| Mar 27, 2024 | NKTX | $4.5M | Purchase | 451,659 | $10.00 | Discretionary |
| Mar 27, 2024 | NKTX | $15.5M | Purchase | 1,548,341 | $10.00 | Discretionary |
| Feb 27, 2024 | CRSP | $4.5M | Award | 63,177 | $71.50 | Discretionary |
| Feb 27, 2024 | CRSP | $55.0M | Award | 769,196 | $71.50 | Discretionary |
| Feb 27, 2024 | CRSP | $15.5M | Award | 216,578 | $71.50 | Discretionary |
| Dec 20, 2022 | DSGN | $325.6K | Purchase | 40,000 | $8.14 | Discretionary |
| Dec 19, 2022 | DSGN | $3.1M | Purchase | 360,000 | $8.63 | Discretionary |
| Dec 16, 2022 | DSGN | $4.1M | Purchase | 500,000 | $8.28 | Discretionary |
| Aug 17, 2022 | TPTX | $171.3M | Disposition | 2,253,660 | $76.00 | Discretionary |
| Apr 28, 2022 | NKTX | $10.0M | Purchase | 666,667 | $15.00 | Discretionary |
| Apr 28, 2022 | NKTX | $10.0M | Purchase | 666,666 | $15.00 | Discretionary |
| Mar 30, 2021 | DSGN | $0 | Conversion | 936,637 | $N/A | Discretionary |
| Mar 30, 2021 | DSGN | $5.0M | Purchase | 250,000 | $20.00 | Discretionary |
| Mar 30, 2021 | DSGN | $0 | Conversion | 4,439,839 | $N/A | Discretionary |
| Sep 28, 2020 | PRNB | $298.3M | Tender | 2,982,855 | $100.00 | Discretionary |
| May 21, 2020 | TPTX | $5.0M | Purchase | 83,333 | $60.00 | Discretionary |
| Oct 18, 2019 | PRNB | $10.0M | Purchase | 357,142 | $28.00 | Discretionary |
| Sep 10, 2019 | TPTX | $8.0M | Purchase | 177,777 | $45.00 | Discretionary |
| Apr 22, 2019 | TPTX | $0 | Conversion | 546,820 | $N/A | Discretionary |
| Apr 22, 2019 | TPTX | $0 | Conversion | 1,120,730 | $N/A | Discretionary |
| Apr 22, 2019 | TPTX | $5.8M | Purchase | 325,000 | $18.00 | Discretionary |
| Sep 18, 2018 | PRNB | $4.6M | Purchase | 270,000 | $17.00 | Discretionary |
| Sep 18, 2018 | PRNB | $0 | Conversion | 1,070,771 | $N/A | Discretionary |
| Sep 18, 2018 | PRNB | $0 | Conversion | 312,741 | $N/A | Discretionary |
| Sep 18, 2018 | PRNB | $0 | Conversion | 260,617 | $N/A | Discretionary |
| Sep 18, 2018 | PRNB | $0 | Conversion | 544,047 | $N/A | Discretionary |
| Sep 18, 2018 | PRNB | $0 | Conversion | 167,537 | $N/A | Discretionary |