Sheldon L. Koenig serves as Executive at PORTOLA PHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Sheldon L. Koenig has executed 22 insider transactions totaling $446.5K, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 17, 2025 involved selling 48,244 shares valued at $177.1K.
Sheldon L. Koenig currently holds 1,470,587 shares of PORTOLA PHARMACEUTICALS INC (PTLA), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Sheldon L. Koenig has been a net seller of PTLA stock. They have purchased $75.1K and sold $371.4K worth of shares.
Sheldon L. Koenig's most recent insider trade was on Dec 17, 2025, when they sold 48,244 shares at $3.67 per share.
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| $2.79 |
| Discretionary |
| Sep 17, 2024 | ESPR | $26.2K | Sale | 14,550 | $1.80 | Discretionary |
| Mar 14, 2024 | ESPR | $0 | Award | 454,000 | $N/A | Discretionary |
| May 9, 2023 | ESPR | $25.2K | Purchase | 20,000 | $1.26 | Discretionary |
| Mar 17, 2023 | ESPR | $12.5K | Sale | 6,999 | $1.78 | Discretionary |
| Mar 14, 2023 | ESPR | $0 | Award | 105,000 | $N/A | Discretionary |
| Mar 7, 2023 | ESPR | $27.5K | Sale | 5,441 | $5.06 | Discretionary |
| Sep 19, 2022 | ESPR | $23.6K | Sale | 3,394 | $6.94 | Discretionary |
| Aug 5, 2022 | ESPR | $49.9K | Purchase | 8,606 | $5.80 | Discretionary |
| Jun 17, 2022 | ESPR | $22.7K | Sale | 4,552 | $4.99 | Discretionary |
| Mar 17, 2022 | ESPR | $2.6K | Sale | 571 | $4.58 | Discretionary |
| Mar 14, 2022 | ESPR | $0 | Award | 116,000 | $N/A | Discretionary |
| Oct 29, 2021 | ESPR | $0 | Award | 26,700 | $N/A | Discretionary |
| May 17, 2021 | ESPR | $0 | Award | 20,000 | $N/A | Discretionary |
| Jan 28, 2021 | ESPR | $0 | Award | 30,000 | $N/A | Discretionary |
| Jul 2, 2020 | PTLA | $91.3K | Disposition | 5,075 | $18.00 | Discretionary |
| Jul 2, 2020 | PTLA | $8.8K | Disposition | 488 | $18.00 | Discretionary |
| Jun 18, 2020 | PTLA | $4.1K | Award | 488 | $8.36 | Discretionary |
| Mar 2, 2020 | PTLA | $41.9K | Payment | 4,327 | $9.68 | Discretionary |
| Jan 31, 2020 | PTLA | $0 | Award | 16,250 | $N/A | Discretionary |
| Jan 31, 2019 | PTLA | $0 | Award | 25,000 | $N/A | Discretionary |