CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in NAMS — NewAmsterdam Pharma Co N.V.

CIK 1081019 WEST SACRAMENTO, CA

Position in NAMS

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

$1,739,071

+$326,189 QoQ

Shares Held

54,329

+34.9% QoQ

Ownership

0.045%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2024

8 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Mar 31, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $855,427,423 across 222 Biotechnology names. NAMS ranks #73 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VRTX	Vertex Pharmaceuticals Inc / Ma	373,481	$166,774,205
2	REGN	Regeneron Pharmaceuticals, Inc.	154,201	$119,141,860
3	ALNY	Alnylam Pharmaceuticals, Inc.	196,863	$65,136,060
4	INSM	INSMED Inc	303,182	$49,576,320
5	RPRX	Royalty Pharma plc	759,042	$36,411,244
6	INCY	Incyte Corp	241,287	$22,709,932
7	MRNA	Moderna, Inc.	407,190	$20,685,252
8	RVMD	Revolution Medicines, Inc.	165,277	$16,073,188

8 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$1,739,071	54,329	+34.9%	Shares	Sole	2026-05-18
2025-12-31	$1,412,882	40,276	-15.8%	Shares	Sole	2026-02-17
2025-09-30	$1,361,195	47,862	0.0%	Shares	Sole	2025-11-14
2025-06-30	$866,780	47,862	+146.7%	Shares	Sole	2025-08-14
2025-03-31	$397,199	19,404	0.0%	Shares	Sole	2025-05-15
2024-12-31	$498,682	19,404	+23.5%	Shares	Sole	2025-03-18
2024-09-30	$260,786	15,710	-3.0%	Shares	Sole	2025-04-04
2024-06-30	$311,105	16,195	—	Shares	Sole	2025-04-08
No filing history on record for this holder in this stock.