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SCHEDULE 13D/A Filed 2026-05-14 Event 2026-05-12 SEC 0001193125-26-224656 →

BCLS II Investco, LP NewAmsterdam Pharma Company N.V. NAMSW

Stake: Shares: 2,059,896 Class: Ordinary Shares, nominal value Euro 0.12 per share

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)
0 transactions
0 buys · 0 sales · 0 awards/exercises
Issuer Cluster
5 13D/G filings on this issuer
4 other filings besides this one
Filer Track Record
3 filings by this filer
2 other filings in the data moat
Short Interest · settle 2026-07-31
DTC 1.00
43 shares short · +2.4% vs prior

Institutional Consensus · 2026-06-30

Held by elite portfolio managers
2 holders · $142.56M
Duquesne Family OfficeViking Global

Post-Filing Returns · since 2026-05-12 on NAMSW

+1 day
0.0%
+5 days
0.0%
+30 days
0.0%
+60 days
0.0%
+90 days
+180 days

Anchor price 24.89 on closest trading day on/after 2026-05-12. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Other 13D/G Filings on NewAmsterdam Pharma Company N.V.

FiledFormFilerStakeShares
2025-11-07 SCHEDULE BCLS II Investco, LP 9.99% 11,422,504 view →
2025-09-30 SCHEDULE Forbion Capital Fund IV Cooperatief U.A. 8.30% 9,316,914 view →
2023-07-07 SC Forbion Capital Fund IV Cooperatief U.A. view →
2023-06-13 SC BCLS II Investco, LP view →

Other Filings by BCLS II Investco, LP

FiledFormIssuerStakeShares
2025-11-07 SCHEDULE NewAmsterdam Pharma Co N.V. NAMSW 9.99% 11,422,504 view →
2023-06-13 SC NewAmsterdam Pharma Co N.V. NAMSW view →

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