Lauren Merendino, Chief Commercial Officer at Day One Biopharmaceuticals ($DAWN), made four open market sales of company shares over the past year, totaling about $151,000. Her most recent sale occurred on February 17, 2026. These transactions rank 8,974th among 11,678 insiders in the database by sale value, well below the average of $8.6 million across 6.4 sales per insider. She reported no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3688 | $0.00 | 25,816.0000 | 103,381,315 | 12.50% | 0.00% |
| Feb. 17, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | S | Common Stock | 5814 | $11.60 | 60,157.0000 | 103,381,315 | 8.81% | 0.01% |
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 4625 | $0.00 | 65,971.0000 | 103,381,315 | 7.54% | 0.00% |
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3687 | $0.00 | 61,346.0000 | 103,381,315 | 6.39% | 0.00% |
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3688 | $0.00 | 57,659.0000 | 103,381,315 | 6.83% | 0.00% |
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3162 | $0.00 | 53,971.0000 | 103,381,315 | 6.22% | 0.00% |
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Units (RSU) | 4625 | $0.00 | 69,375.0000 | 103,381,315 | 6.25% | 0.00% |
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3687 | $0.00 | 40,565.0000 | 103,381,315 | 8.33% | 0.00% |
| Feb. 15, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3162 | $0.00 | 18,978.0000 | 103,381,315 | 14.28% | 0.00% |
| Jan. 30, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | A | Restricted Stock Units | 74000 | $0.00 | 74,000.0000 | 103,381,315 | 9999.99% | 0.07% |
| Jan. 30, 2026 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | A | Stock Option (right to buy Common Stock) | 110000 | $0.00 | 110,000.0000 | 103,381,315 | 9999.99% | 0.11% |
| Nov. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3162 | $0.00 | 47,161.0000 | 103,381,315 | 7.19% | 0.00% |
| Nov. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3687 | $0.00 | 50,848.0000 | 103,381,315 | 7.82% | 0.00% |
| Nov. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3687 | $0.00 | 54,535.0000 | 103,381,315 | 7.25% | 0.00% |
| Nov. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3687 | $0.00 | 44,252.0000 | 103,381,315 | 7.69% | 0.00% |
| Nov. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3162 | $0.00 | 22,140.0000 | 103,381,315 | 12.50% | 0.00% |
| Nov. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3687 | $0.00 | 29,504.0000 | 103,381,315 | 11.11% | 0.00% |
| Nov. 17, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | S | Common Stock | 3726 | $8.91 | 50,809.0000 | 103,381,315 | 6.83% | 0.00% |
| Nov. 6, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | D | Stock Option (right to buy Common Stock) | 90000 | $0.00 | 0.0000 | 103,381,315 | 100.00% | 0.09% |
| Nov. 6, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | D | Stock Option (right to buy Common Stock) | 330200 | $0.00 | 0.0000 | 103,381,315 | 100.00% | 0.32% |
| Nov. 6, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | A | Stock Option (right to buy Common Stock) | 330200 | $0.00 | 330,200.0000 | 103,381,315 | 9999.99% | 0.32% |
| Nov. 6, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | D | Stock Option (right to buy Common Stock) | 90000 | $0.00 | 0.0000 | 103,381,315 | 100.00% | 0.09% |
| Nov. 6, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | A | Stock Option (right to buy Common Stock) | 90000 | $0.00 | 90,000.0000 | 103,381,315 | 9999.99% | 0.09% |
| Nov. 6, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | A | Stock Option (right to buy Common Stock) | 90000 | $0.00 | 90,000.0000 | 103,381,315 | 9999.99% | 0.09% |
| Aug. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3162 | $0.00 | 38,323.0000 | 93,234,195 | 8.99% | 0.00% |
| Aug. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3687 | $0.00 | 47,939.0000 | 93,234,195 | 7.14% | 0.00% |
| Aug. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3687 | $0.00 | 33,191.0000 | 93,234,195 | 10.00% | 0.00% |
| Aug. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3162 | $0.00 | 25,302.0000 | 93,234,195 | 11.11% | 0.00% |
| Aug. 18, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | S | Common Stock | 3766 | $6.77 | 41,931.0000 | 93,234,195 | 8.24% | 0.00% |
| Aug. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3687 | $0.00 | 45,697.0000 | 93,234,195 | 8.78% | 0.00% |
| Aug. 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3687 | $0.00 | 42,010.0000 | 93,234,195 | 9.62% | 0.00% |
| May 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3687 | $0.00 | 39,088.0000 | 93,234,195 | 10.41% | 0.00% |
| May 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3162 | $0.00 | 31,714.0000 | 93,234,195 | 11.07% | 0.00% |
| May 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Common Stock | 3687 | $0.00 | 35,401.0000 | 93,234,195 | 11.63% | 0.00% |
| May 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3687 | $0.00 | 51,626.0000 | 93,234,195 | 6.67% | 0.00% |
| May 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3687 | $0.00 | 36,878.0000 | 93,234,195 | 9.09% | 0.00% |
| May 15, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | M | Restricted Stock Unit (RSU) | 3162 | $0.00 | 28,464.0000 | 93,234,195 | 10.00% | 0.00% |
| May 16, 2025 | Day One Biopharmaceuticals, Inc. | $DAWN | Merendino Lauren | Chief Commercial Officer | S | Common Stock | 3927 | $6.26 | 35,161.0000 | 93,234,195 | 10.05% | 0.00% |
| March 25, 2024 | ESSA Pharma Inc. | $EPIX | Merendino Lauren | Not found | A | Options | 25000 | $0.00 | 25,000.0000 | 44,129,491 | 9999.99% | 0.06% |