Price history
Price history loads when this section approaches view.
TradingView data is temporarily unavailable
The rest of this research page remains available.
View this listing on TradingView ↗Company research
Newamsterdam Pharma Company
NAMS
- Current Tracked Holders
- 1
- One-Year Insider Activity
-
Purchases 3 $58,420Sales 47 $65.6M
Price history
Quarter-End Change Analysis
No published quarterly analysis yet
Reviewed research will appear here when it is published.
Current reported holders
| Portfolio Manager | Recent activity | Shares | Value | Portfolio |
|---|---|---|---|---|
| Stanley DruckenmillerDuquesne Family Office LLC | NAMSUnchanged | 3,070,146 | $98,275,000 | 2.91% |
Long-term company research
Fundamental analysis
Research pending
Fundamental research pending
Reviewed company research will appear here when available.
Insider activity
One-year insider activity
Open-market purchases and sales only.
Checked 2026-08-11
| Date | Insider | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|
| 2026-07-20 | Kooij Louise Frederika | Sale | 70,200 | $30 | $2.1M | SEC ↗ |
| 2026-07-20 | Kooij Louise Frederika | Sale | 31,885 | $31 | $990,029 | SEC ↗ |
| 2026-07-20 | Kooij Louise Frederika | Sale | 2,915 | $32 | $92,435 | SEC ↗ |
| 2026-06-22 | Kooij Louise Frederika | Sale | 39,700 | $30 | $1.2M | SEC ↗ |
| 2026-06-22 | Kooij Louise Frederika | Sale | 300 | $31 | $9,219 | SEC ↗ |
| 2026-05-26 | Kooij Louise Frederika | Sale | 65,000 | $36 | $2.3M | SEC ↗ |
| 2026-03-11 | LANGE LOUIS G | Sale | 44,173 | $30 | $1.3M | SEC ↗ |
| 2026-03-11 | LANGE LOUIS G | Sale | 446 | $31 | $13,929 | SEC ↗ |
| 2026-03-09 | Kastelein Johannes Jacob Pieter | Sale | 101,409 | $30 | $3.1M | SEC ↗ |
| 2026-03-06 | LANGE LOUIS G | Sale | 28,186 | $29 | $828,950 | SEC ↗ |
| 2026-03-06 | Kastelein Johannes Jacob Pieter | Sale | 94,124 | $30 | $2.9M | SEC ↗ |
| 2026-03-05 | Kastelein Johannes Jacob Pieter | Sale | 104,467 | $30 | $3.2M | SEC ↗ |
| 2026-03-02 | Davidson Michael H. | Sale | 443,707 | $33 | $14.8M | SEC ↗ |
| 2026-02-26 | Davidson Michael H. | Sale | 165,408 | $34 | $5.6M | SEC ↗ |
| 2026-02-26 | Davidson Michael H. | Sale | 17,924 | $34 | $617,303 | SEC ↗ |
| 2026-02-25 | Davidson Michael H. | Sale | 46,517 | $35 | $1.6M | SEC ↗ |
| 2026-02-25 | Davidson Michael H. | Sale | 10,436 | $36 | $375,279 | SEC ↗ |
| 2026-02-25 | Davidson Michael H. | Sale | 1,300 | $37 | $47,684 | SEC ↗ |
| 2026-02-24 | Davidson Michael H. | Sale | 61,547 | $36 | $2.2M | SEC ↗ |
| 2026-02-24 | Davidson Michael H. | Sale | 3,161 | $36 | $115,250 | SEC ↗ |
Older transactions
| Date | Insider | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|
| 2026-02-20 | Kastelein Johannes Jacob Pieter | Sale | 14,692 | $35 | $514,220 | SEC ↗ |
| 2026-02-20 | Kastelein Johannes Jacob Pieter | Sale | 30,789 | $35 | $1.1M | SEC ↗ |
| 2026-01-28 | Kooij Louise Frederika | Sale | 32,612 | $32 | $1.0M | SEC ↗ |
| 2026-01-27 | Kooij Louise Frederika | Sale | 39,816 | $33 | $1.3M | SEC ↗ |
| 2026-01-26 | Kooij Louise Frederika | Sale | 34,091 | $33 | $1.1M | SEC ↗ |
| 2026-01-26 | Kooij Louise Frederika | Sale | 309 | $33 | $10,336 | SEC ↗ |
| 2026-01-23 | Kooij Louise Frederika | Sale | 25,405 | $33 | $849,543 | SEC ↗ |
| 2026-01-23 | Kooij Louise Frederika | Sale | 12,767 | $34 | $438,802 | SEC ↗ |
| 2026-01-21 | Somaiya Mayur Ian | Sale | 15,422 | $33 | $512,782 | SEC ↗ |
| 2026-01-21 | Somaiya Mayur Ian | Sale | 24,362 | $34 | $823,436 | SEC ↗ |
| 2026-01-20 | Somaiya Mayur Ian | Sale | 900 | $31 | $27,576 | SEC ↗ |
| 2026-01-20 | Somaiya Mayur Ian | Sale | 39,712 | $32 | $1.3M | SEC ↗ |
| 2026-01-20 | Somaiya Mayur Ian | Sale | 19,604 | $32 | $634,778 | SEC ↗ |
| 2026-01-07 | Davidson Michael H. | Sale | 11,582 | — | — | SEC ↗ |
| 2026-01-05 | Kastelein Johannes Jacob Pieter | Sale | 6,000 | $33 | $199,500 | SEC ↗ |
| 2026-01-05 | Kooij Louise Frederika | Sale | 2,647 | $33 | $88,013 | SEC ↗ |
| 2026-01-05 | Somaiya Mayur Ian | Sale | 5,118 | $33 | $170,174 | SEC ↗ |
| 2025-12-26 | Kooij Louise Frederika | Sale | 43,872 | $35 | $1.5M | SEC ↗ |
| 2025-12-24 | Kooij Louise Frederika | Sale | 26,011 | $36 | $928,072 | SEC ↗ |
| 2025-12-23 | Kooij Louise Frederika | Sale | 75,117 | $36 | $2.7M | SEC ↗ |
| 2025-09-15 | Topper James N | Purchase | 660 | $24 | $15,639 | SEC ↗ |
| 2025-09-09 | Kooij Louise Frederika | Sale | 53,104 | $25 | $1.3M | SEC ↗ |
| 2025-09-09 | Kooij Louise Frederika | Sale | 96,896 | $26 | $2.5M | SEC ↗ |
| 2025-09-08 | Topper James N | Purchase | 1,260 | $25 | $31,487 | SEC ↗ |
| 2025-09-03 | Kooij Louise Frederika | Sale | 18,073 | $25 | $453,452 | SEC ↗ |
| 2025-08-25 | Kooij Louise Frederika | Sale | 8,269 | $25 | $205,567 | SEC ↗ |
| 2025-08-22 | Kastelein Johannes Jacob Pieter | Sale | 42,342 | $25 | $1.1M | SEC ↗ |
| 2025-08-22 | Kastelein Johannes Jacob Pieter | Sale | 7,658 | $25 | $195,202 | SEC ↗ |
| 2025-08-21 | Kastelein Johannes Jacob Pieter | Sale | 50,000 | $24 | $1.2M | SEC ↗ |
| 2025-08-11 | Topper James N | Purchase | 471 | $24 | $11,294 | SEC ↗ |