William Blair Investment Management, LLC

All holdings · as of Dec 31, 2025

Company	Class	Value	Shares	% of portfolio
CASELLA WASTE SYSTEMS INC	—	$143.80M	1,468,206	0.4%
Western Alliance Bancorp	—	$143.89M	1,711,503	0.4%
LINCOLN ELECTRIC HOLDINGS INC	—	$146.14M	609,812	0.4%
CHEMED CORP	—	$147.53M	344,807	0.4%
APPFOLIO INC	—	$148.49M	638,241	0.4%
AMICUS THERAPEUTICS INC	—	$151.34M	10,627,717	0.4%
DONALDSON Co INC	—	$151.42M	1,707,872	0.4%
CURTISS WRIGHT CORP	—	$153.16M	277,837	0.4%
LATTICE SEMICONDUCTOR CORP	—	$156.38M	2,125,260	0.4%
Planet Fitness, Inc.	—	$158.29M	1,459,295	0.4%
COHERENT CORP	—	$161.14M	873,060	0.4%
MARTIN MARIETTA MATERIALS INC	—	$168.24M	270,203	0.5%
HEALTHEQUITY, INC.	—	$169.96M	1,855,208	0.5%
Waystar Holding Corp.	—	$172.99M	5,282,220	0.5%
Copart Inc	—	$179.54M	4,585,833	0.5%
BRINKS CO	—	$180.31M	1,544,641	0.5%
CAMECO CORP	—	$181.23M	1,980,827	0.5%
Baldwin Insurance Group, Inc.	—	$181.28M	7,543,813	0.5%
ARGENX SE	—	$188.07M	223,666	0.5%
Twist Bioscience Corp	—	$188.87M	5,954,429	0.5%
BWX Technologies, Inc.	—	$191.44M	1,107,600	0.5%
Q2 Holdings, Inc.	—	$194.45M	2,694,718	0.5%
VEEVA SYSTEMS INC	—	$196.72M	881,223	0.5%
EVEREST GROUP, LTD.	—	$198.28M	584,301	0.6%
MUELLER INDUSTRIES INC	—	$204.33M	1,779,906	0.6%
MADRIGAL PHARMACEUTICALS, INC.	—	$206.28M	354,220	0.6%
Primo Brands Corp	—	$206.46M	12,627,420	0.6%
INSMED INC	—	$212.52M	1,221,096	0.6%
Talen Energy Corp	—	$213.43M	569,399	0.6%
Globus Medical Inc	—	$220.00M	2,519,782	0.6%
CREDICORP LTD.	—	$220.25M	767,413	0.6%
TYLER TECHNOLOGIES, INC.	—	$224.84M	495,297	0.6%
Doximity, Inc.	—	$241.64M	5,456,985	0.7%
ORACLE CORP	—	$244.91M	1,256,536	0.7%
Everpure, Inc.	—	$250.81M	3,742,928	0.7%
UNITEDHEALTH GROUP INC	—	$251.62M	762,243	0.7%
CIENA CORP	—	$256.93M	1,098,593	0.7%
Itau Unibanco Holding S.A.ITUB	ADR	$261.68M	36,551,763	0.7%
O REILLY AUTOMOTIVE INC	—	$271.94M	2,981,507	0.8%
ONTO INNOVATION INC.	—	$272.56M	1,726,587	0.8%
LINDE PLC	—	$274.37M	643,470	0.8%
Agilent Technologies Inc	—	$280.71M	2,063,009	0.8%
COSTCO WHOLESALE CORP /NEW	—	$283.25M	328,468	0.8%
ADVANCED MICRO DEVICES INC	—	$286.88M	1,339,546	0.8%
Monster Beverage Corp	—	$288.37M	3,761,249	0.8%
INTUIT INC.	—	$293.05M	442,391	0.8%
Snowflake Inc.	—	$295.48M	1,346,998	0.8%
IDEXX LABORATORIES INC /DE	—	$298.57M	441,324	0.8%
Sea Ltd	—	$302.42M	2,370,876	0.8%
NU HLDGS LTD	—	$313.03M	18,699,367	0.9%