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MF · holdings as filed 2026-03-31

What's inside BRSIX?

Ultra-Small Company Market Fund
Holdings
542
positions in the fund
Top 10
15%
of fund assets
Expense ratio
0.75%
net, per year
Fund size
$123M
total net assets
Top 15 holdings
1
—DREY INST PREF GOV MM-M
9.14%
2
AXTIAXT INC
0.97%
3
BWBABCOCK & WILCOX ENTERPR
0.86%
4
ELAENVELA CORP
0.82%
5
NGSNATURAL GAS SERVICES GROUP
0.66%
6
WTIW&T OFFSHORE INC
0.58%
7
GTEGRAN TIERRA ENERGY INC
0.57%
8
SNDSMART SAND INC
0.55%
9
PPIHPERMA-PIPE INTERNATIONAL HOL
0.55%
10
SPIRSPIRE GLOBAL INC
0.54%
11
430TERNS PHARMACEUTICALS INC
0.51%
12
ACRSACLARIS THERAPEUTICS INC
0.51%
13
ALLOALLOGENE THERAPEUTICS INC
0.50%
14
PKEPARK AEROSPACE CORP
0.49%
15
AVIRATEA PHARMACEUTICALS INC
0.48%
Sectors
1Health Care
30%
2Information Technology
18%
3Financials
16%
4Consumer Discretionary
12%
5Unclassified
11%
6Industrials
7%
7Energy
4%
8Materials
4%
Geography
1United States
99%
2Unclassified
9%
3Germany
1%
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Data source: official SEC Form N-PORT filings (as of 2026-03-31); expense ratio from SEC prospectus (risk/return) filings. Fund holdings are disclosed quarterly and may reflect a 60-day reporting delay.
Informational and educational only — not investment advice.