BPRRX — Boston Partners Long/Short Research Fund

Data updated: 2026-07-28

BPRRX — Boston Partners Long/Short Research Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. United States Large Cap Blend / Core Equity · $588.06M AUM · 2.09% expense ratio · 12.8% 1-yr return. From SEC regulatory filings.

BPRRX Fund Overview

BPRRX — Boston Partners Long/Short Research Fund is a US mutual fund managed by Rbb Fund, Inc., categorised as United States Large 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: Rbb Fund, Inc.
  • Category: United States Large Cap Blend / Core Equity
  • Assets under management: $588.06M
  • 1-year return: 12.8%
  • Ticker: BPRRX
  • SEC CIK: 0000831114
  • SEC series ID: S000030191
  • Share class ID: C000092912

BPRRX Holdings

Top 10 holdings of Boston Partners Long/Short Research Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Flex Ltd1.90%
Seagate Technology Holdings PL1.47%
Frontdoor Inc1.40%
JPMorgan Chase & Co1.27%
AbbVie Inc1.09%
Wells Fargo & Co1.09%
UnitedHealth Group Inc1.03%
Broadcom Inc1.01%
Bank of America Corp0.97%
Lam Research Corp0.96%

View all BPRRX holdings

BPRRX Portfolio Allocation

Asset-class allocation of Boston Partners Long/Short Research Fund by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Equity97.5%
Cash & Equivalents1.0%

BPRRX Performance

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

PeriodTotal return
YTD2.9%
1 year12.8%
3 years (annualised)13.7%
5 years (annualised)9.9%

BPRRX Risk Information

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

  • 1-year volatility (annualised): 8.8%

BPRRX Costs and Fees

BPRRX costs about $209 per $10,000 invested per year in fund expenses.

  • Net expense ratio: 2.09%
  • Gross expense ratio: 2.09%
  • Portfolio turnover: 65%
  • Brokerage commissions: 11.63 bps of average net assets (SEC N-CEN)

BPRRX Cashflows

Over the 12 months to 2026-02, Boston Partners Long/Short Research Fund had net outflows of $15.70M, from monthly SEC N-PORT filings.

MonthNet flow
2026-02−$23.84K
2026-01$38.16M
2025-12$26.05M
2025-11−$1.95M
2025-10$4.13M
2025-09$203.14K

BPRRX Debt Constituents

No individual debt constituents are reported in Boston Partners Long/Short Research Fund's latest SEC N-PORT filing.

BPRRX Prospectus and SEC Filings

Official Boston Partners Long/Short Research Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other United States Large 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.