Louise Frederika Kooij Net Worth
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Louise Frederika Kooij has an estimated net worth of at least $19.1 million*, as of yesterday. They own 24,353 shares of NAMS stock. They have sold 663,989 shares of NAMS stock since 2021, for an estimated $18.3 million.
Louise Frederika Kooij $NAMS SEC Form 4 Insider Trading
Louise Frederika Kooij has filed a total of 16 insider trades in $NAMS since 2021. Their most recent trade was a sale of 39,816 shares, made on Jan 27, 2026. Their largest trade was a sale of 150,000 shares, made on Mar 04, 2025. We estimate that they now own 24,353 shares of $NAMS, worth an estimated $746,541.
Insider Trading at $NAMS
There have been a total of 104 insider trades reported at $NAMS since 2021, with 44,428 shares purchased and 4.3 million shares sold. The most active insider traders in $NAMS stock have been Douglas F Kling, Louise Frederika Kooij, and Michael H. Davidson. The most recent trade was a sale of 28,186 shares reported by LOUIS G LANGE (None), made on Mar 06, 2026.
History of Insider Stock Trades by Louise Frederika Kooij
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
NAMS
|
Sale | 39,816 | Jan 27, 2026 | Jan. 29, 2026, 5:40 p.m. |
NAMS
|
Sale | 32,612 | Jan 28, 2026 | Jan. 29, 2026, 5:40 p.m. |
NAMS
|
Sale | 34,091 | Jan 26, 2026 | Jan. 27, 2026, 6:38 p.m. |
NAMS
|
Sale | 12,767 | Jan 23, 2026 | Jan. 27, 2026, 6:38 p.m. |
NAMS
|
Sale | 309 | Jan 26, 2026 | Jan. 27, 2026, 6:38 p.m. |
NAMS
|
Sale | 25,405 | Jan 23, 2026 | Jan. 27, 2026, 6:38 p.m. |
NAMS
|
Sale | 2,647 | Jan 05, 2026 | Jan. 7, 2026, 7:27 p.m. |
NAMS
|
Sale | 26,011 | Dec 24, 2025 | Dec. 29, 2025, 6:14 p.m. |
NAMS
|
Sale | 75,117 | Dec 23, 2025 | Dec. 29, 2025, 6:14 p.m. |
NAMS
|
Sale | 43,872 | Dec 26, 2025 | Dec. 29, 2025, 6:14 p.m. |
NAMS
|
Sale | 96,896 | Sep 09, 2025 | Sept. 10, 2025, 5:39 p.m. |
NAMS
|
Sale | 53,104 | Sep 09, 2025 | Sept. 10, 2025, 5:39 p.m. |
NAMS
|
Sale | 18,073 | Sep 03, 2025 | Sept. 5, 2025, 5:06 p.m. |
NAMS
|
Sale | 8,269 | Aug 25, 2025 | Aug. 27, 2025, 5:08 p.m. |
NAMS
|
Sale | 150,000 | Mar 04, 2025 | March 5, 2025, 7:10 p.m. |
NAMS
|
Sale | 45,000 | Oct 01, 2024 | Oct. 1, 2024, 5:23 p.m. |
$NAMS Executives and Stock Owners with Insider Trades
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Douglas F Kling, Chief Operating Officer
-
Louise Frederika Kooij, Chief Accounting Officer
-
Michael H. Davidson, Chief Executive Officer
-
Johannes Jacob Pieter Kastelein, Chief Scientific Officer
-
Mayur Ian Somaiya, Chief Financial Officer
-
Juliette Berangere Audet, Chief Business Officer
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.