WBCIX
William Blair Small-Mid Cap Core Fund
WILLIAM BLAIR FUNDS

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
88
Top-10 weight
18.84%
Effective holdings ?
79
Crowding ?
507.3

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 DIEBOLD NIXDORF INC 65,198 $4.92M 2.17%
2 CIENA CORP 12,412 $4.82M 2.13%
3 FIXED INC CLEARING CORP.REPO 4,642,534 $4.64M 2.05%
4 F5 INC 15,577 $4.51M 1.99%
5 AKAMAI TECHNOLOGIES INC 37,130 $4.26M 1.89%
6 IDACORP INC 29,358 $4.20M 1.86%
7 EVEREST REINSURANCE GROUP LTD 12,753 $4.17M 1.84%
8 OLD NATL BANCORP 172,884 $3.82M 1.69%
9 PRIMO BRANDS CORP A 193,562 $3.64M 1.61%
10 COHERENT CORP 15,219 $3.63M 1.60%
11 INTEGER HOLDINGS CORP 38,795 $3.41M 1.51%
12 JONES LANG LASALLE INC 11,089 $3.37M 1.49%
13 CARLYLE GROUP INC (THE) 69,352 $3.36M 1.48%
14 BANNER CORPORATI 54,979 $3.34M 1.48%
15 BORGWARNER INC 60,764 $3.30M 1.46%
16 GARRETT MOTION INC 179,870 $3.27M 1.45%
17 ONTO INNOVATION INC 15,732 $3.23M 1.43%
18 CURTISS WRIGHT CORPORATION 4,700 $3.20M 1.42%
19 GRAND CANYON EDUCATION INC 18,572 $3.16M 1.40%
20 EQUITY LIFESTYLE PPTYS INC 49,944 $3.12M 1.38%
21 FLOWSERVE CORP 41,882 $3.08M 1.36%
22 HEALTHCARE REALTY TRUST INC 180,873 $3.07M 1.36%
23 TALEN ENERGY CORP 9,609 $3.07M 1.36%
24 MAREX GROUP PLC MRX 67,883 $3.03M 1.34%
25 APPLIED INDU TEC 11,403 $3.03M 1.34%
26 BIO-TECHNE CORP 57,725 $3.02M 1.33%
27 BRP GROUP INC-A 132,163 $2.90M 1.28%
28 EAST WEST BNCRP 27,045 $2.89M 1.28%
29 JOHN BEAN TECHNOLOGIES CORP 22,328 $2.86M 1.26%
30 CARPENTER TECHNOLOGY CORP 7,226 $2.85M 1.26%
31 RELIANCE STEEL and ALUMINUM CO 9,324 $2.83M 1.25%
32 LINCOLN ELECTRIC HLDGS INC 11,326 $2.82M 1.25%
33 CAMECO CORP 25,952 $2.82M 1.25%
34 BWX TECHNOLOGIES INC 13,712 $2.80M 1.24%
35 SHARKNINJA INC 26,337 $2.79M 1.23%
36 DONALDSON CO INC 32,645 $2.77M 1.23%
37 VERICEL CORP 84,953 $2.73M 1.21%
38 HALOZYME THERAPEUTICS INC 41,820 $2.70M 1.20%
39 UL SOLUTIONS INC CL A 31,128 $2.67M 1.18%
40 HEALTHEQUITY INC 31,514 $2.63M 1.16%
41 TRANSUNION 37,797 $2.62M 1.16%
42 REXFORD INDUSTRIAL REALTY INC 78,338 $2.56M 1.13%
43 MUELLER INDUSTRIES INC 23,128 $2.56M 1.13%
44 SKYLINE CHAMPION CORP 33,622 $2.50M 1.11%
45 TWIST BIOSCIENCE CORP 52,588 $2.50M 1.10%
46 SYLVAMO CORP 58,249 $2.46M 1.09%
47 LITTELFUSE INC 7,145 $2.42M 1.07%
48 NATIONAL-CL A 60,656 $2.38M 1.05%
49 ANTERO RESOURCES 53,389 $2.27M 1.00%
50 POWER INTEGRATIONS INC 44,225 $2.26M 1.00%
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