NewAmsterdam Pharma Company
NAMS
Insider trades and stock quote 2024-2026
All insider trades at NewAmsterdam Pharma Company
| Date |
Type |
Insider |
Position |
Ø-Price |
Volume |
|
7/20/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$30.9 |
$3,185,656 |
|
6/22/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$30.5 |
$1,208,159 |
|
5/26/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$35.7 |
$2,319,850 |
|
3/11/2026
|
Sell |
Lange, Louis G. |
Director |
$30.8 |
$1,357,230 |
|
3/9/2026
|
Sell |
Kastelein, Johannes Jacob Pieter |
Chief Scientific Officer |
$30.3 |
$3,071,679 |
|
3/6/2026
|
Sell |
Kastelein, Johannes Jacob Pieter |
Chief Scientific Officer |
$30.3 |
$2,853,840 |
|
3/6/2026
|
Sell |
Lange, Louis G. |
Director |
$29.4 |
$828,950 |
|
3/5/2026
|
Sell |
Kastelein, Johannes Jacob Pieter |
Chief Scientific Officer |
$30.3 |
$3,165,350 |
|
3/2/2026
|
Sell |
Davidson, Michael H. |
Chief Executive Officer |
$33.2 |
$14,753,258 |
|
2/26/2026
|
Sell |
Davidson, Michael H. |
Chief Executive Officer |
$34.0 |
$6,179,974 |
|
2/25/2026
|
Sell |
Davidson, Michael H. |
Chief Executive Officer |
$35.9 |
$2,056,175 |
|
2/24/2026
|
Sell |
Davidson, Michael H. |
Chief Executive Officer |
$36.3 |
$2,338,943 |
|
2/20/2026
|
Sell |
Kastelein, Johannes Jacob Pieter |
Chief Scientific Officer |
$35.2 |
$1,605,998 |
|
1/28/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$31.8 |
$1,037,062 |
|
1/27/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$32.6 |
$1,298,798 |
|
1/26/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$33.1 |
$1,127,498 |
|
1/23/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$33.9 |
$1,288,345 |
|
1/21/2026
|
Sell |
Somaiya, Mayur Ian |
Chief Financial Officer |
$33.5 |
$1,336,218 |
|
1/20/2026
|
Sell |
Somaiya, Mayur Ian |
Chief Financial Officer |
$31.6 |
$1,924,401 |
|
1/7/2026
|
Sell |
Davidson, Michael H. |
Chief Executive Officer |
$0.0 |
$0 |
|
1/5/2026
|
Sell |
Somaiya, Mayur Ian |
Chief Financial Officer |
$33.2 |
$170,174 |
|
1/5/2026
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$33.2 |
$88,013 |
|
1/5/2026
|
Sell |
Kastelein, Johannes Jacob Pieter |
Chief Scientific Officer |
$33.2 |
$199,500 |
|
12/26/2025
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$35.3 |
$1,548,682 |
|
12/24/2025
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$35.7 |
$928,072 |
|
12/23/2025
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$36.2 |
$2,719,987 |
|
9/15/2025
|
Buy |
Topper, James N. |
Director |
$23.7 |
$15,639 |
|
9/9/2025
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$25.7 |
$3,874,017 |
|
9/8/2025
|
Buy |
Topper, James N. |
Director |
$25.0 |
$31,487 |
|
9/3/2025
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$25.1 |
$453,452 |
|
8/25/2025
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$24.9 |
$205,567 |
|
8/22/2025
|
Sell |
Kastelein, Johannes Jacob Pieter |
Chief Scientific Officer |
$25.3 |
$1,257,139 |
|
8/21/2025
|
Sell |
Kastelein, Johannes Jacob Pieter |
Chief Scientific Officer |
$24.3 |
$1,214,500 |
|
8/11/2025
|
Buy |
Topper, James N. |
Director |
$24.0 |
$11,294 |
|
7/16/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$21.1 |
$1,077,007 |
|
7/15/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$21.8 |
$1,019,648 |
|
6/25/2025
|
Buy |
Topper, James N. |
Director |
$18.3 |
$23,012 |
|
6/24/2025
|
Buy |
Topper, James N. |
Director |
$18.4 |
$46,454 |
|
6/16/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$19.5 |
$1,929,141 |
|
6/16/2025
|
Buy |
Topper, James N. |
Director |
$19.5 |
$167,381 |
|
5/15/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
4/15/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
3/26/2025
|
Sell |
Davidson, Michael H. |
Chief Executive Officer |
$0.0 |
$0 |
|
3/26/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
3/26/2025
|
Buy |
Topper, James N. |
Director |
$22.5 |
$25,521 |
|
3/17/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
3/4/2025
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$20.4 |
$3,055,500 |
|
3/4/2025
|
Buy |
Topper, James N. |
Director |
$21.0 |
$84,203 |
|
2/19/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
2/18/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
1/30/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
1/29/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
1/28/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
1/28/2025
|
Sell |
Somaiya, Mayur Ian |
Chief Financial Officer |
$0.0 |
$0 |
|
1/27/2025
|
Sell |
Kling, Douglas F. |
Chief Operating Officer |
$0.0 |
$0 |
|
1/27/2025
|
Sell |
Somaiya, Mayur Ian |
Chief Financial Officer |
$0.0 |
$0 |
|
12/30/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.5 |
$762,174 |
|
12/27/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$26.0 |
$1,076,290 |
|
12/26/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$26.0 |
$869,629 |
|
12/24/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.7 |
$414,831 |
|
12/23/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.5 |
$640,625 |
|
12/20/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.8 |
$1,274,064 |
|
12/19/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.4 |
$1,437,806 |
|
12/18/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$26.1 |
$2,628,907 |
|
12/17/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$26.0 |
$2,968,756 |
|
12/16/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.0 |
$27,400 |
|
12/13/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.0 |
$644,048 |
|
12/12/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.7 |
$4,215,827 |
|
12/11/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$26.3 |
$3,921,809 |
|
12/10/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.7 |
$7,818,808 |
|
11/18/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.1 |
$834,440 |
|
11/15/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.0 |
$213,436 |
|
11/14/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.0 |
$245,856 |
|
11/13/2024
|
Sell |
Forgrowth, Nap B.v. |
Ten Percent Owner |
$25.0 |
$26,655 |
|
10/1/2024
|
Sell |
Kooij, Louise Frederika |
Chief Accounting Officer |
$15.7 |
$707,400 |
|
9/26/2024
|
Buy |
Audet, Juliette Berangere |
Chief Business Officer |
$15.7 |
$17,333 |
|
8/20/2024
|
Buy |
Davidson, Michael H. |
Chief Executive Officer |
$16.3 |
$81,350 |
All information without guarantee! No recommendation/consultation! © U.S. Securities and Exchange Commission (SEC)
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