William Blair Small-Mid Cap Growth Fund (WSMDX) is an MF managed by Independent / Boutique. Its largest position is Primo Brands Corp (PRMB), representing 2.22% of fund assets.
William Blair Small-Mid Cap Growth Fund Portfolio Holdings
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- WSMDX
- Type:
- MF
- Manager:
- Independent / Boutique
- Total Assets:
- —
- Report Date:
- Mar 31, 2026
- Filing Date:
- May 28, 2026
| Holding | Weight | Market Value | Shares |
|---|---|---|---|
|
-
Primo Brands Corp
|
2.22% | $25,012,698.69 | 1,328,343 |
|
-
Twist Bioscience Corp
|
2.16% | $24,333,708.96 | 512,073 |
|
-
LATTICE SEMICONDUCTOR CORP
|
2.11% | $23,810,100.60 | 256,685 |
|
-
BWX Technologies, Inc.
|
2.05% | $23,076,492.01 | 112,849 |
|
-
F5, INC.
|
2.01% | $22,638,336.52 | 78,244 |
|
-
MUELLER INDUSTRIES INC
|
2.01% | $22,625,360.00 | 204,200 |
|
-
AKAMAI TECHNOLOGIES INC
|
2.01% | $22,602,480.00 | 196,800 |
|
-
Nextpower Inc.
|
1.98% | $22,289,695.00 | 184,900 |
|
-
ONTO INNOVATION INC.
|
1.98% | $22,284,136.62 | 108,666 |
|
-
INSMED Inc
|
1.92% | $21,674,739.52 | 132,551 |
|
-
Talen Energy Corp
|
1.89% | $21,228,795.00 | 66,500 |
|
-
MADRIGAL PHARMACEUTICALS, INC.
|
1.79% | $20,205,942.00 | 38,600 |
|
-
Everpure, Inc.
|
1.79% | $20,197,584.00 | 342,100 |
|
-
CURTISS WRIGHT CORP
|
1.76% | $19,820,592.00 | 29,100 |
|
-
EVEREST GROUP, LTD.
|
1.72% | $19,327,294.20 | 59,132 |
|
-
COHERENT CORP.
|
1.71% | $19,199,726.00 | 80,600 |
|
-
nVent Electric plc
|
1.67% | $18,818,348.00 | 159,100 |
|
-
GLOBUS MEDICAL INC
|
1.66% | $18,739,369.20 | 217,495 |
|
-
CAMECO CORP
|
1.66% | $18,723,060.68 | 172,388 |
|
-
CLEAN HARBORS INC
|
1.66% | $18,666,123.00 | 65,100 |
|
-
CIENA CORP
|
1.53% | $17,276,235.00 | 44,500 |
|
-
CARPENTER TECHNOLOGY CORP
|
1.52% | $17,145,525.00 | 43,500 |
|
-
FIRST HORIZON CORP
|
1.51% | $16,990,340.00 | 746,500 |
|
-
DONALDSON Co INC
|
1.47% | $16,609,059.00 | 195,700 |
|
-
FIXED INCOME CLEARING CORP
|
1.46% | $16,467,704.06 | 16,467,704 |
|
-
LINCOLN ELECTRIC HOLDINGS INC
|
1.42% | $15,990,936.00 | 64,200 |
|
-
HALOZYME THERAPEUTICS, INC.
|
1.40% | $15,795,572.00 | 244,400 |
|
-
BIO-TECHNE Corp
|
1.39% | $15,610,062.00 | 298,700 |
|
-
BENTLEY SYSTEMS INC
|
1.38% | $15,568,696.00 | 443,300 |
|
-
Carlyle Group Inc.
|
1.36% | $15,363,486.27 | 317,493 |
|
-
Churchill Downs Inc
|
1.32% | $14,812,967.00 | 164,900 |
|
-
RELIANCE, INC.
|
1.30% | $14,679,336.00 | 48,300 |
|
-
Grand Canyon Education, Inc.
|
1.29% | $14,486,556.00 | 85,200 |
|
-
Dynatrace, Inc.
|
1.27% | $14,295,950.28 | 386,586 |
|
-
BORGWARNER INC
|
1.27% | $14,253,939.22 | 262,697 |
|
-
STERLING INFRASTRUCTURE, INC.
|
1.26% | $14,132,269.00 | 34,700 |
|
-
REGAL REXNORD CORP
|
1.23% | $13,801,062.00 | 73,700 |
|
-
SharkNinja, Inc.
|
1.21% | $13,608,150.00 | 128,500 |
|
-
Baldwin Insurance Group, Inc.
|
1.18% | $13,238,815.40 | 603,410 |
|
-
ADVANCED DRAINAGE SYSTEMS, INC.
|
1.17% | $13,191,906.00 | 96,200 |
|
-
HEALTHEQUITY, INC.
|
1.16% | $13,103,776.00 | 156,800 |
|
-
Guardant Health, Inc.
|
1.15% | $12,904,089.00 | 139,700 |
|
-
MANHATTAN ASSOCIATES INC
|
1.09% | $12,300,288.00 | 92,400 |
|
-
Planet Fitness, Inc.
|
1.09% | $12,295,014.00 | 165,300 |
|
-
GLAUKOS Corp
|
1.09% | $12,284,006.00 | 114,100 |
|
-
CULLEN/FROST BANKERS, INC.
|
1.09% | $12,268,660.00 | 89,500 |
|
-
CAVA GROUP, INC.
|
1.06% | $11,940,840.00 | 147,600 |
|
-
PARSONS CORP
|
1.05% | $11,825,311.00 | 218,300 |
|
-
EAGLE MATERIALS INC
|
1.03% | $11,591,877.15 | 61,187 |
|
-
Doximity, Inc.
|
1.03% | $11,585,971.60 | 497,252 |
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