BOSOX — Boston Trust Small Cap Fund

Data updated: 2026-05-27

BOSOX — Boston Trust Small Cap Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Small Cap Blend / Core Equity · $991.45M AUM · 1.00% expense ratio · -2.1% 1-yr return. From SEC regulatory filings.

BOSOX Fund Overview

BOSOX — Boston Trust Small Cap Fund is a US mutual fund managed by Boston Trust Walden Funds, categorised as United States Small Cap Blend / Core Equity. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US mutual fund
  • Manager: Boston Trust Walden Funds
  • Category: United States Small Cap Blend / Core Equity
  • Assets under management: $991.45M
  • 1-year return: -2.1%
  • Ticker: BOSOX
  • SEC CIK: 0000882748
  • SEC series ID: S000009927
  • Share class ID: C000027445

BOSOX Holdings

Top 10 holdings of Boston Trust Small Cap Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Littelfuse Inc.2.89%
Cullen/Frost Bankers, Inc.2.52%
Watts Water Technologies Inc.2.39%
Plexus Corp2.34%
Applied Industrial Technologies Inc.2.29%
Aptargroup Inc.2.23%
ONE Gas, Inc.2.18%
Cactus Inc2.12%
Installed Building Products Inc2.08%
STAG Industrial, Inc.1.96%

View all BOSOX holdings

BOSOX Portfolio Allocation

Asset-class allocation of Boston Trust Small Cap Fund by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Equity99.4%
Cash & Equivalents0.6%

BOSOX Performance

Total returns for BOSOX (as of 2026-08-01), from SEC filings.

PeriodTotal return
YTD-2.2%
1 year-2.1%
3 years (annualised)4.0%
5 years (annualised)4.0%

BOSOX Risk Information

Risk metrics for BOSOX, derived from monthly returns in SEC filings.

  • 1-year volatility (annualised): 11.9%

BOSOX Costs and Fees

BOSOX costs about $100 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 1.00%
  • Gross expense ratio: 1.00%
  • Portfolio turnover: 27%
  • Brokerage commissions: 2.44 bps of average net assets (SEC N-CEN)

BOSOX Cashflows

Over the 12 months to 2026-03, Boston Trust Small Cap Fund had net outflows of $282.65M, from monthly SEC N-PORT filings.

MonthNet flow
2026-03−$34.25M
2026-02−$12.63M
2026-01−$54.22M
2025-12$6.88M
2025-11−$46.24M
2025-10−$74.58M

BOSOX Debt Constituents

No individual debt constituents are reported in Boston Trust Small Cap Fund's latest SEC N-PORT filing.

BOSOX Prospectus and SEC Filings

Official Boston Trust Small Cap Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other United States Small Cap Blend / Core Equity funds tracked on ABC INVEST:

Data Sources

ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.