Athena Countouriotis serves as Executive at HALOZYME THERAPEUTICS INC, where they oversee executive responsibilities. Since joining the company, Athena Countouriotis has executed 37 insider transactions totaling $9.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on May 21, 2024 involved receiving (via award) 4,720 shares valued at $0.
Athena Countouriotis currently holds 6,900 shares of HALOZYME THERAPEUTICS INC (HALO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Athena Countouriotis has been a net seller of HALO stock. They have purchased $1.2M and sold $8.4M worth of shares.
Athena Countouriotis's most recent insider trade was on May 21, 2024, when they sold 4,720 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Aug 17, 2022 | TPTX | $8.4M | Disposition | 110,959 | $76.00 | Discretionary |
| Feb 9, 2022 | TPTX | $0 | Award | 62,400 | $N/A | Discretionary |
| Feb 9, 2022 | TPTX | $107.8K | Sale | 2,971 | $36.30 | Discretionary |
| Feb 11, 2021 | TPTX | $422.9K | Sale | 3,052 | $138.55 | Discretionary |
| Feb 11, 2021 | TPTX | $216.3K | Sale | 1,571 | $137.66 | Discretionary |
| Feb 11, 2021 | TPTX | $589.3K | Sale | 4,319 | $136.45 | Discretionary |
| Feb 11, 2021 | TPTX | $28.6K | Option Exercise | 8,942 | $3.20 | Discretionary |
| Feb 10, 2021 | TPTX | $59.8K | Sale | 433 | $138.19 | Discretionary |
| Feb 10, 2021 | TPTX | $286.1K | Sale | 2,081 | $137.46 | Discretionary |
| Feb 10, 2021 | TPTX | $2.3M | Sale | 16,626 | $136.42 | Discretionary |
| Feb 10, 2021 | TPTX | $709.4K | Sale | 5,227 | $135.72 | Discretionary |
| Feb 10, 2021 | TPTX | $137.7K | Sale | 1,025 | $134.34 | Discretionary |
| Feb 10, 2021 | TPTX | $81.3K | Option Exercise | 25,392 | $3.20 | Discretionary |
| Feb 9, 2021 | TPTX | $154.8K | Sale | 1,104 | $140.24 | Discretionary |
| Feb 9, 2021 | TPTX | $1.9M | Sale | 13,290 | $139.69 | Discretionary |
| Feb 9, 2021 | TPTX | $689.0K | Sale | 4,969 | $138.66 | Discretionary |
| Feb 9, 2021 | TPTX | $14.2K | Sale | 103 | $137.58 | Discretionary |
| Feb 9, 2021 | TPTX | $845.0K | Sale | 6,200 | $136.29 | Discretionary |
| Feb 9, 2021 | TPTX | $24.5K | Option Exercise | 7,666 | $3.20 | Discretionary |
| Feb 9, 2021 | TPTX | $57.6K | Option Exercise | 18,000 | $3.20 | Discretionary |
| Feb 8, 2021 | TPTX | $0 | Award | 22,617 | $N/A | Discretionary |
| May 21, 2020 | TPTX | $250.0K | Purchase | 4,166 | $60.00 | Discretionary |
| Mar 24, 2020 | PASG | $149.8K | Purchase | 10,000 | $14.98 | Discretionary |
| Mar 3, 2020 | PASG | $160.2K | Purchase | 8,900 | $18.00 | Discretionary |
| Dec 10, 2019 | TPTX | $22.0K | Award | 706 | $31.13 | Discretionary |
| Sep 10, 2019 | TPTX | $450.0K | Purchase | 10,000 | $45.00 | Discretionary |
| Apr 22, 2019 | TPTX | $216.0K | Purchase | 12,000 | $18.00 | Discretionary |
| Jun 19, 2017 | ADVM | $0 | Award | 150,000 | $N/A | Discretionary |