InsiderFlow

NAMS

NewAmsterdam Pharma Company N.V.$30.55+0.28 (+0.94%)
Prev Close$30.26·MCap$3.54B·P/E·Vol505.3K·Yield

Buys (12M)

4

$263.8K

Sells (12M)

3

$2.67M

Net Activity

Net Seller

$2.41M

Active Insiders

3

last 12 mo

Over the past 12 months, insider activity at NewAmsterdam Pharma Company N.V. (NAMS) has been dominated by selling, with 4 insider purchases totaling $263.8K and 3 insider sales totaling $2.67M. The most recent insider transaction was by Kooij Louise Frederika (Chief Accounting Officer), who sold $2.42M worth of shares on Jan 23, 2026. NewAmsterdam Pharma Company N.V. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $3.54B.

NAMS Insider Trading Activity

DateInsiderTypeValue
Jan 23, 2026 Kooij Louise FrederikaSell$2.42M
Jan 5, 2026 Kooij Louise FrederikaSell$88.0K
Jan 5, 2026 Somaiya Mayur IanSell$170.2K
Sep 15, 2025 Topper James NBuy$15.6K
Aug 11, 2025 Topper James NBuy$11.3K
Jun 24, 2025 Topper James NBuy$69.5K
Jun 16, 2025 Topper James NBuy$167.4K
Mar 26, 2025 Topper James NBuy$25.5K

NAMS Insider Buying Activity

The following table shows recent insider purchases of NewAmsterdam Pharma Company N.V. (NAMS) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Sep 15, 2025 Topper James NBuy$15.6K
Aug 11, 2025 Topper James NBuy$11.3K
Jun 24, 2025 Topper James NBuy$69.5K
Jun 16, 2025 Topper James NBuy$167.4K
Mar 26, 2025 Topper James NBuy$25.5K

NAMS Insider Selling Activity

The following table shows recent insider sales of NewAmsterdam Pharma Company N.V. (NAMS) stock reported via SEC Form 4 filings.

DateInsiderTypeValue
Jan 23, 2026 Kooij Louise FrederikaSell$2.42M
Jan 5, 2026 Kooij Louise FrederikaSell$88.0K
Jan 5, 2026 Somaiya Mayur IanSell$170.2K

NAMS Insiders

Kooij Louise Frederika

Chief Accounting Officer

Sold $2.50M
2 tradesLast: Jan 23, 2026
Somaiya Mayur Ian

Chief Financial Officer

Sold $170.2K
1 tradesLast: Jan 5, 2026
Topper James N

Director

Bought $289.3K
5 tradesLast: Sep 15, 2025