William Blair Institutional International Growth Fund (WBIIX) is an MF managed by Independent / Boutique. Its largest position is TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD (TSM), representing 4.57% of fund assets.
William Blair Institutional International Growth Fund Portfolio Holdings
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- WBIIX
- Type:
- MF
- Manager:
- Independent / Boutique
- Total Assets:
- —
- Report Date:
- Mar 31, 2026
- Filing Date:
- May 28, 2026
| Holding | Weight | Market Value | Shares |
|---|---|---|---|
|
-
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
|
4.57% | $33,210,346.50 | 98,270 |
|
-
ASML HOLDING NV
|
2.80% | $20,331,969.19 | 15,290 |
|
-
FIXED INCOME CLEARING CORP
|
2.29% | $16,644,405.26 | 16,644,405 |
|
-
SAMSUNG ELECTRONICS CO. LTD.
|
2.07% | $15,048,006.07 | 128,658 |
|
-
SK hynix Inc.
|
1.98% | $14,410,497.48 | 25,399 |
|
-
ASTRAZENECA PLC
|
1.93% | $14,045,438.85 | 71,829 |
|
-
TENCENT HOLDINGS LTD
|
1.78% | $12,942,443.74 | 205,200 |
|
-
TOKIO MARINE HOLDINGS, INC.
|
1.44% | $10,495,992.35 | 223,600 |
|
-
IBERDROLA SA
|
1.23% | $8,933,160.70 | 390,194 |
|
-
BAE SYSTEMS PLC
|
1.21% | $8,762,332.73 | 298,867 |
|
-
IHI CORP.
|
1.16% | $8,447,148.19 | 409,400 |
|
-
SUMITOMO MITSUI FINANCIAL GROUP, INC.
|
1.15% | $8,384,478.76 | 255,000 |
|
-
HON HAI PRECISION INDUSTRY CO LTD.
|
1.15% | $8,362,261.02 | 1,368,000 |
|
-
HOYA CORPORATION
|
1.13% | $8,199,944.56 | 47,300 |
|
-
SUMITOMO ELECTRIC INDUSTRIES LTD.
|
1.12% | $8,153,676.98 | 143,500 |
|
-
GALDERMA GROUP AG
|
1.07% | $7,767,010.96 | 39,520 |
|
-
SANDOZ GROUP AG
|
1.07% | $7,757,051.06 | 99,004 |
|
-
BANCO BILBAO VIZCAYA ARGENTARIA SA
|
1.06% | $7,722,705.97 | 357,540 |
|
-
HALMA PLC
|
1.02% | $7,412,425.54 | 145,254 |
|
-
INTACT FINANCIAL CORPORATION
|
1.00% | $7,244,740.42 | 39,980 |
|
-
CHUGAI PHARMACEUTICAL CO LTD.
|
0.96% | $7,009,366.06 | 127,100 |
|
-
ASM INTERNATIONAL NV
|
0.96% | $6,998,934.06 | 9,234 |
|
-
DEUTSCHE BOERSE AG
|
0.92% | $6,704,054.47 | 22,885 |
|
-
London Stock Exchange Group plc
|
0.92% | $6,675,262.81 | 56,528 |
|
-
IBIDEN CO LTD.
|
0.90% | $6,570,318.58 | 131,300 |
|
-
UNICREDIT SPA
|
0.89% | $6,451,775.10 | 89,928 |
|
-
DISCO CORPORATION
|
0.88% | $6,399,055.56 | 15,700 |
|
-
DSV A/S
|
0.88% | $6,386,922.55 | 26,446 |
|
-
ACCTON TECHNOLOGY CORPORATION
|
0.87% | $6,315,153.46 | 128,000 |
|
-
SIEMENS ENERGY AG
|
0.86% | $6,251,292.85 | 36,250 |
|
-
DIPLOMA PLC
|
0.82% | $5,943,758.67 | 74,444 |
|
-
UCB SA
|
0.82% | $5,921,988.52 | 19,655 |
|
-
SSE PLC
|
0.81% | $5,895,189.90 | 170,536 |
|
-
BANCO BTG PACTUAL SA
|
0.80% | $5,839,984.94 | 537,400 |
|
-
AIA GROUP LIMITED
|
0.80% | $5,837,888.78 | 525,400 |
|
-
BRITISH AMERICAN TOBACCO PLC
|
0.80% | $5,805,299.64 | 99,990 |
|
-
ASE Technology Holding Co., Ltd.
|
0.78% | $5,690,183.54 | 517,000 |
|
-
TotalEnergies SE
|
0.78% | $5,638,142.23 | 61,435 |
|
-
MARUBENI CORP
|
0.77% | $5,575,087.58 | 152,400 |
|
-
GOLD FIELDS LTD
|
0.76% | $5,523,713.93 | 120,206 |
|
-
Lloyds Banking Group plc
|
0.76% | $5,496,229.30 | 4,434,467 |
|
-
NOVARTIS AG
|
0.75% | $5,454,881.00 | 35,538 |
|
-
BE SEMICONDUCTOR INDUSTRIES NV
|
0.75% | $5,437,094.86 | 25,384 |
|
-
SAFRAN SA
|
0.75% | $5,434,298.31 | 16,607 |
|
-
Itau Unibanco Holding S.A.
|
0.75% | $5,425,806.98 | 647,471 |
|
-
LINDE PLC
|
0.75% | $5,422,127.12 | 10,937 |
|
-
ALLIANZ SE
|
0.75% | $5,412,855.07 | 12,817 |
|
-
MTU AERO ENGINES AG
|
0.74% | $5,372,320.92 | 14,726 |
|
-
LONZA GROUP AG
|
0.74% | $5,357,961.26 | 8,352 |
|
-
ORIX CORP
|
0.74% | $5,355,676.59 | 180,500 |
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