WSMDX
William Blair Small-Mid Cap Growth Fund
WILLIAM BLAIR FUNDS

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
83
Top-10 weight
20.45%
Effective holdings ?
72
Crowding ?
535.0

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 PRIMO BRANDS CORP A 1,328,343 $25.01M 2.22%
2 TWIST BIOSCIENCE CORP 512,073 $24.33M 2.16%
3 LATTICE SEMICONDUCTOR CORP 256,685 $23.81M 2.11%
4 BWX TECHNOLOGIES INC 112,849 $23.08M 2.05%
5 F5 INC 78,244 $22.64M 2.01%
6 MUELLER INDUSTRIES INC 204,200 $22.63M 2.01%
7 AKAMAI TECHNOLOGIES INC 196,800 $22.60M 2.01%
8 NEXTRACKER INC CL A 184,900 $22.29M 1.98%
9 ONTO INNOVATION INC 108,666 $22.28M 1.98%
10 INSMED INC 132,551 $21.67M 1.92%
11 TALEN ENERGY CORP 66,500 $21.23M 1.89%
12 MADRIGAL PHARMACEUTICALS INC 38,600 $20.21M 1.79%
13 PURE STORAGE INC CL A 342,100 $20.20M 1.79%
14 CURTISS WRIGHT CORPORATION 29,100 $19.82M 1.76%
15 EVEREST REINSURANCE GROUP LTD 59,132 $19.33M 1.72%
16 COHERENT CORP 80,600 $19.20M 1.71%
17 NVENT ELECTRIC PLC 159,100 $18.82M 1.67%
18 GLOBUS MEDICAL INC 217,495 $18.74M 1.66%
19 CAMECO CORP 172,388 $18.72M 1.66%
20 CLEAN HARBORS INC 65,100 $18.67M 1.66%
21 CIENA CORP 44,500 $17.28M 1.53%
22 CARPENTER TECHNOLOGY CORP 43,500 $17.15M 1.52%
23 FIRST HORIZON CORP 746,500 $16.99M 1.51%
24 DONALDSON CO INC 195,700 $16.61M 1.47%
25 FIXED INC CLEARING CORP.REPO 16,467,704 $16.47M 1.46%
26 LINCOLN ELECTRIC HLDGS INC 64,200 $15.99M 1.42%
27 HALOZYME THERAPEUTICS INC 244,400 $15.80M 1.40%
28 BIO-TECHNE CORP 298,700 $15.61M 1.39%
29 BENTLEY SYSTEM-B 443,300 $15.57M 1.38%
30 CARLYLE GROUP INC (THE) 317,493 $15.36M 1.36%
31 CHURCHILL DOWNS INC 164,900 $14.81M 1.32%
32 RELIANCE STEEL and ALUMINUM CO 48,300 $14.68M 1.30%
33 GRAND CANYON EDUCATION INC 85,200 $14.49M 1.29%
34 DYNATRACE INC 386,586 $14.30M 1.27%
35 BORGWARNER INC 262,697 $14.25M 1.27%
36 STERLING INFRASTRUCTURE INC 34,700 $14.13M 1.26%
37 REGAL REXNORD CORP 73,700 $13.80M 1.23%
38 SHARKNINJA INC 128,500 $13.61M 1.21%
39 BRP GROUP INC-A 603,410 $13.24M 1.18%
40 ADVANCED DRAINAGE SYSTEMS INC 96,200 $13.19M 1.17%
41 HEALTHEQUITY INC 156,800 $13.10M 1.16%
42 GUARDANT HEALTH INC 139,700 $12.90M 1.15%
43 MANHATTAN ASSOCIATES INC 92,400 $12.30M 1.09%
44 PLANET FITNESS INC CL A 165,300 $12.30M 1.09%
45 GLAUKOS CORP 114,100 $12.28M 1.09%
46 CULLEN FROST BANKERS INC 89,500 $12.27M 1.09%
47 CAVA GROUP INC 147,600 $11.94M 1.06%
48 PARSONS CORP 218,300 $11.83M 1.05%
49 EAGLE MATERIALS INC 61,187 $11.59M 1.03%
50 DOXIMITY INC-A 497,252 $11.59M 1.03%
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