FundWatcher
WIISX
William Blair International Small Cap Growth Fund
WILLIAM BLAIR FUNDS

Portfolio concentration

As of March 31, 2026 · N-PORT
Holdings
140
Top-10 weight
14.35%
Effective holdings ?
118
Crowding ?
104.7

Holdings

As of March 31, 2026 · N-PORT
#SecurityTickerSharesValue% of fund
1 FIXED INC CLEARING CORP.REPO — 2,562,638 $2.56M 2.01%
2 DASSAULT AVIATION SA — 5,419 $2.02M 1.58%
3 SOL SPA — 28,094 $1.90M 1.50%
4 JENTECH — 14,000 $1.76M 1.38%
5 BUFAB AB — 155,757 $1.74M 1.36%
6 CHROMA ATE — 36,000 $1.73M 1.36%
7 ZEGONA COMMUNICATIONS PLC ZEG 76,720 $1.69M 1.33%
8 WINWAY TECHNOLOG — 7,000 $1.66M 1.30%
9 CES ENERGY SOLUT — 122,878 $1.63M 1.28%
10 ASELSAN — 202,296 $1.45M 1.14%
11 SKY PERF JSAT HD — 76,600 $1.45M 1.14%
12 RAKUTEN BANK LTD — 39,500 $1.44M 1.13%
13 DEFINITY FINANCI — 30,331 $1.43M 1.12%
14 ASAHI INTECC CO — 66,300 $1.42M 1.11%
15 PROLOGIS MEXICO — 317,667 $1.39M 1.09%
16 ROTORK PLC COMMON STOCK ROR 333,322 $1.39M 1.09%
17 ASPEED TECH — 4,000 $1.38M 1.08%
18 GALENICA SANTE LTD GALE 11,931 $1.36M 1.07%
19 ORGANO CORP — 15,000 $1.35M 1.06%
20 ARCA CONTINENTAL — 115,000 $1.32M 1.04%
21 FUKUOKA FINANCIA — 34,200 $1.31M 1.03%
22 KARDEX HOLDI-REG — 4,353 $1.31M 1.03%
23 INNODISK — 47,000 $1.29M 1.01%
24 D'IETEREN GROUP — 6,952 $1.29M 1.01%
25 FLSMIDTH — 16,754 $1.27M 1.00%
26 VOLUTION GROUP — 165,191 $1.25M 0.98%
27 DIPLOMA PLC COMMON STOCK DPLM 15,641 $1.25M 0.98%
28 GRUPO AEROPORTUARIO DE SUR ASURB 36,890 $1.24M 0.98%
29 MEDACTA GROUP SA — 6,480 $1.22M 0.96%
30 YUTONG BUS CO-A — 229,500 $1.20M 0.94%
31 SAIPEM SPA — 260,011 $1.19M 0.93%
32 GRUPO AEROPORTUA — 82,300 $1.18M 0.93%
33 AZIMUT HOLDING — 30,998 $1.18M 0.93%
34 FOSITEK CORP — 20,000 $1.16M 0.91%
35 HILL & SMITH PLC COMMON STOCK HILS 41,324 $1.16M 0.91%
36 INTERCORP FINANCIAL SVCS INC IFS 23,071 $1.16M 0.91%
37 AURA MINERALS INC AUGO 13,936 $1.14M 0.89%
38 MILLICOM INTL CELL SA TIGO 15,095 $1.13M 0.89%
39 JAPAN ELEVATOR S — 108,100 $1.12M 0.88%
40 TAIWAN UNION — 59,000 $1.10M 0.87%
41 K92 MINING — 64,498 $1.09M 0.86%
42 GRAND PROCESS TE — 12,000 $1.08M 0.85%
43 JUMBO SA — 42,093 $1.07M 0.84%
44 HANSOL CHEMICAL — 6,130 $1.05M 0.83%
45 HON PRECISION INC COMMON STOCK 7769 9,428 $1.04M 0.82%
46 ARIS MINING CORP — 56,030 $1.04M 0.82%
47 ZABKA GROUP SA — 173,670 $1.04M 0.82%
48 PEYTO EXPL & DEV — 53,144 $1.04M 0.82%
49 BIZLINK HOLDING — 17,000 $976.17K 0.77%
50 KITRON ASA COMMON STOCK NOK.1 KIT NO 100,932 $974.28K 0.77%
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