Louise Frederika Kooij

CIK 2004379 · View on SEC EDGAR ↗

Insider

First SEC filing: Dec. 29, 2023 · Latest: Dec. 29, 2023

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Insider at

Insider transactions

0 buys (P) 20 sells (S) Net: $-21,283,158 + 44 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

44 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
July 20, 2026 NAMSW S 2,915 $31.71 $92,435 24,353 Direct -10.69% Disposed -47.9% (price as of 2026-08-21)
July 20, 2026 NAMSW S 31,885 $31.05 $990,029 27,268 Direct -53.90% Disposed -46.8% (price as of 2026-08-21)
July 20, 2026 NAMSW S 70,200 $29.96 $2,103,192 59,153 Direct -54.27% Disposed -44.9% (price as of 2026-08-21)
June 22, 2026 NAMSW S 300 $30.73 $9,219 24,353 Direct -1.22% Disposed -46.3% (price as of 2026-08-21)
June 22, 2026 NAMSW S 39,700 $30.20 $1,198,940 24,653 Direct -61.69% Disposed -45.3% (price as of 2026-08-21)
May 26, 2026 NAMSW S 65,000 $35.69 $2,319,850 24,353 Direct -72.75% Disposed -53.7% (price as of 2026-08-21)
Jan. 28, 2026 NAMSW S 32,612 $31.80 $1,037,062 24,353 Direct -57.25% Disposed -48.1% (price as of 2026-08-21)
Jan. 27, 2026 NAMSW S 39,816 $32.62 $1,298,798 24,353 Direct -62.05% Disposed -49.4% (price as of 2026-08-21)
Jan. 26, 2026 NAMSW S 309 $33.45 $10,336 24,353 Direct -1.25% Disposed -50.6% (price as of 2026-08-21)
Jan. 26, 2026 NAMSW S 34,091 $32.77 $1,117,162 24,662 Direct -58.02% Disposed -49.6% (price as of 2026-08-21)
Jan. 23, 2026 NAMSW S 12,767 $34.37 $438,802 24,353 Direct -34.39% Disposed -52.0% (price as of 2026-08-21)
Jan. 23, 2026 NAMSW S 25,405 $33.44 $849,543 37,120 Direct -40.63% Disposed -50.6% (price as of 2026-08-21)
Jan. 5, 2026 NAMSW S 2,647 $33.25 $88,013 12,353 Direct -17.65% Disposed -50.3% (price as of 2026-08-21)
Dec. 26, 2025 NAMSW S 43,872 $35.30 $1,548,682 15,000 Direct -74.52% Disposed -53.2% (price as of 2026-08-21)
Dec. 24, 2025 NAMSW S 26,011 $35.68 $928,072 15,000 Direct -63.42% Disposed -53.7% (price as of 2026-08-21)
Dec. 23, 2025 NAMSW S 75,117 $36.21 $2,719,987 15,000 Direct -83.35% Disposed -54.4% (price as of 2026-08-21)
Sept. 9, 2025 NAMSW S 96,896 $26.11 $2,529,955 15,000 Direct -86.59% Disposed -36.8% (price as of 2026-08-21)
Sept. 9, 2025 NAMSW S 53,104 $25.31 $1,344,062 111,896 Direct -32.18% Disposed -34.8% (price as of 2026-08-21)
Sept. 3, 2025 NAMSW S 18,073 $25.09 $453,452 15,000 Direct -54.65% Disposed -34.2% (price as of 2026-08-21)
Aug. 25, 2025 NAMSW S 8,269 $24.86 $205,567 15,000 Direct -35.54% Disposed -33.6% (price as of 2026-08-21)
March 4, 2025 NAMSW S 150,000 $20.37 $3,055,500 15,000 Direct -90.91% Disposed -18.9% (price as of 2026-08-21)
Oct. 1, 2024 NAMSW S 45,000 $15.72 $707,400 0 Direct -100.00% Disposed 5.0% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
July 20, 2026 NAMSW Option (right to buy) Ordinary Shares (80,000) $11.17 Jan. 1, 2034 80,000 Disposed
July 20, 2026 NAMSW Option (right to buy) Ordinary Shares (25,000) $11.90 May 18, 2033 25,000 Disposed
June 22, 2026 NAMSW Option (right to buy) Ordinary Shares (15,000) $11.90 May 18, 2033 15,000 Disposed
June 22, 2026 NAMSW Option (right to buy) Ordinary Shares (25,000) $10.90 Jan. 1, 2033 25,000 Disposed
May 26, 2026 NAMSW Option (right to buy) Ordinary Shares (5,000) $10.90 Jan. 1, 2033 5,000 Disposed
May 26, 2026 NAMSW Option (right to buy) Ordinary Shares (60,000) $10.00 Nov. 22, 2032 60,000 Disposed
Jan. 28, 2026 NAMSW Option (right to buy) Ordinary Shares (32,612) $10.90 Jan. 1, 2033 32,612 Disposed
Jan. 27, 2026 NAMSW Option (right to buy) Ordinary Shares (39,816) $10.90 Jan. 1, 2033 39,816 Disposed
Jan. 26, 2026 NAMSW Option (right to buy) Ordinary Shares (34,400) $10.90 Jan. 1, 2033 34,400 Disposed
Jan. 23, 2026 NAMSW Option (right to buy) Ordinary Shares (38,172) $10.90 Jan. 1, 2033 38,172 Disposed
Jan. 7, 2026 NAMSW Option (right to buy) Ordinary Shares (53,500) $35.45 Jan. 7, 2036 53,500 Acquired
Dec. 26, 2025 NAMSW Option (right to buy) Ordinary Shares (5,000) $10.90 Jan. 1, 2033 5,000 Disposed
Dec. 26, 2025 NAMSW Option (right to buy) Ordinary Shares (38,872) $10.00 Nov. 22, 2032 38,872 Disposed
Dec. 24, 2025 NAMSW Option (right to buy) Ordinary Shares (26,011) $10.00 Nov. 22, 2032 26,011 Disposed
Dec. 23, 2025 NAMSW Option (right to buy) Ordinary Shares (75,117) $10.00 Nov. 22, 2032 75,117 Disposed
Sept. 9, 2025 NAMSW Option (right to buy) Ordinary Shares (150,000) $10.00 Nov. 22, 2032 150,000 Disposed
Sept. 2, 2025 NAMSW Option (right to buy) Ordinary Shares (18,073) — July 6, 2031 18,073 Disposed
March 26, 2025 NAMSW Restricted Stock Unit Ordinary Shares (8,269) — — 8,269 Disposed
March 26, 2025 NAMSW Restricted Stock Unit Ordinary Shares (8,269) — — 8,269 Acquired
March 4, 2025 NAMSW Option (right to buy) Ordinary Shares (150,000) — July 6, 2031 150,000 Disposed
Jan. 2, 2025 NAMSW Option (right to buy) Ordinary Shares (80,000) $25.96 Jan. 2, 2035 80,000 Acquired
Sept. 27, 2024 NAMSW Option (right to buy) Ordinary Shares (45,000) — July 6, 2031 45,000 Disposed
Jan. 1, 2024 NAMSW Option (right to buy) Ordinary Shares (150,494) $11.17 Jan. 1, 2034 150,494 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 4 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
Dec. 29, 2023 NAMSW Option (right to buy)→ Ordinary Shares (50,000) 50,000 Direct
Dec. 29, 2023 NAMSW Option (right to buy)→ Ordinary Shares (223,134) 223,134 Direct
Dec. 29, 2023 NAMSW Option (right to buy)→ Ordinary Shares (430,015) 430,015 Direct
Dec. 29, 2023 NAMSW Option (right to buy)→ Ordinary Shares (213,073) 213,073 Indirect

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

NAMSW

Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2025 $452,217 — $470,795 $1,069,465 $220,455 — $22,747 $2,235,679

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.