STATE OF WISCONSIN INVESTMENT BOARD
Position in NAMS — NewAmsterdam Pharma Co N.V.
CIK 854157
MADISON, WI
Position in NAMS
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,123,758
+$466,049 QoQ
Shares Held
33,159
+61.4% QoQ
Ownership
0.028%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#109
of 197 holders
Holding Since
Jun 2024
4 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in NAMS Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026STATE OF WISCONSIN INVESTMENT BOARD holds $511,704,326 across 163 Biotechnology names. NAMS ranks #95 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
135,798 | $67,454,940 | |
| 2 | REGN |
Regeneron Pharmaceuticals, Inc.
|
55,287 | $34,473,655 | |
| 3 | ALNY |
Alnylam Pharmaceuticals, Inc.
|
70,171 | $21,123,576 | |
| 4 | RVMD |
Revolution Medicines, Inc.
|
83,892 | $15,711,293 | |
| 5 | XENE |
Xenon Pharmaceuticals Inc.
|
248,821 | $15,018,835 | |
| 6 | MRNA |
Moderna, Inc.
|
207,705 | $14,545,581 | |
| 7 | INSM |
INSMED Inc
|
118,057 | $12,587,237 | |
| 8 | RPRX |
Royalty Pharma plc
|
213,373 | $11,963,824 |
All Filings in NAMS
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,123,758 | 33,159 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $657,709 | 20,547 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $701,494 | 19,997 | Shares | Sole | 2026-02-17 | |
| 2024-06-30 | $233,804 | 12,171 | Shares | Sole | 2024-08-14 | |
| No filing history on record for this holder in this stock. | ||||||