Somaiya Mayur Ian, CFO of NewAmsterdam Pharma Co N.V. ($NAMS), sold about $3.4 million in company shares across six open market transactions over the past year. His most recent sale occurred on January 21, 2026. These sales rank him 2,475th among 11,678 insiders in our database by total value sold, below the average of $8.6 million per seller and 6.37 transactions. He made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 20, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Ordinary Shares | 60216 | $9.26 | 118,598.0000 | 119,000,266 | 103.14% | 0.05% |
| Jan. 21, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Option (Right to Buy) | 39784 | $0.00 | 662,814.0000 | 119,000,266 | 5.66% | 0.03% |
| Jan. 20, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Option (Right to Buy) | 60216 | $0.00 | 702,598.0000 | 119,000,266 | 7.89% | 0.05% |
| Jan. 21, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 24362 | $33.80 | 58,382.0000 | 119,000,266 | 29.44% | 0.02% |
| Jan. 21, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 15422 | $33.25 | 82,744.0000 | 119,000,266 | 15.71% | 0.01% |
| Jan. 21, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Ordinary Shares | 39784 | $9.26 | 98,166.0000 | 119,000,266 | 68.14% | 0.03% |
| Jan. 20, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 19604 | $32.38 | 58,382.0000 | 119,000,266 | 25.14% | 0.02% |
| Jan. 20, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 39712 | $31.78 | 77,986.0000 | 119,000,266 | 33.74% | 0.03% |
| Jan. 20, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 900 | $30.64 | 117,698.0000 | 119,000,266 | 0.76% | 0.00% |
| Jan. 5, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 5118 | $33.25 | 32,882.0000 | 119,000,266 | 13.47% | 0.00% |
| Jan. 7, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | A | Ordinary Shares | 25500 | $0.00 | 58,382.0000 | 119,000,266 | 77.55% | 0.02% |
| Jan. 7, 2026 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | A | Option (right to buy) | 115000 | $0.00 | 115,000.0000 | 119,000,266 | 9999.99% | 0.10% |
| Jan. 27, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Ordinary Shares | 46983 | $9.26 | 84,983.0000 | 94,358,067 | 123.64% | 0.05% |
| Jan. 27, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 33679 | $0.00 | 51,304.0000 | 94,358,067 | 39.63% | 0.04% |
| Jan. 28, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 11495 | $0.00 | 41,405.0000 | 94,358,067 | 21.73% | 0.01% |
| Jan. 28, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Ordinary Shares | 14900 | $9.26 | 52,900.0000 | 94,358,067 | 39.21% | 0.02% |
| Jan. 27, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 13304 | $0.00 | 38,000.0000 | 94,358,067 | 25.93% | 0.01% |
| Jan. 28, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Option (Right to Buy) | 14900 | $0.00 | 762,814.0000 | 94,358,067 | 1.92% | 0.02% |
| Jan. 27, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | M | Option (Right to Buy) | 46983 | $0.00 | 777,714.0000 | 94,358,067 | 5.70% | 0.05% |
| Jan. 28, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | S | Ordinary Shares | 3405 | $0.00 | 38,000.0000 | 94,358,067 | 8.22% | 0.00% |
| Jan. 7, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | A | Ordinary Shares | 38000 | $0.00 | 38,000.0000 | 94,358,067 | 9999.99% | 0.04% |
| Jan. 2, 2025 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | A | Option (right to buy) | 220000 | $0.00 | 220,000.0000 | 94,358,067 | 9999.99% | 0.23% |
| Jan. 1, 2024 | NewAmsterdam Pharma Co N.V. | $NAMS | Somaiya Mayur Ian | Chief Financial Officer | A | Option (right to buy) | 80000 | $0.00 | 80,000.0000 | 82,161,956 | 9999.99% | 0.10% |