Core Bond Portfolio

Data updated: 2026-05-29

C000014262 — Core Bond Portfolio data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Total / Aggregate Bond · $751.50M AUM · 4.4% 1-yr return. From SEC regulatory filings.

C000014262 Fund Overview

Core Bond Portfolio is a US mutual fund managed by Core Bond Portfolio, categorised as Long Total / Aggregate Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.

  • Type: US mutual fund
  • Manager: Core Bond Portfolio
  • Category: Long Total / Aggregate Bond
  • Assets under management: $751.50M
  • 1-year return: 4.4%
  • SEC CIK: 0001104129
  • SEC series ID: S000005237
  • Share class ID: C000014262

C000014262 Holdings

Top 10 holdings of Core Bond Portfolio by percentage of net assets, from the fund's latest SEC N-PORT filing.

Holding% of net assets
Morgan Stanley & Co. LLC10.93%
Umbs, Tba10.61%
United States Treasury2.64%
United States Treasury2.62%
United States Treasury2.37%
United States Treasury2.24%
Eaton Vance Short Duration Income ETF1.93%
Freddie Mac1.57%
Nykredit Realkredit A/s1.46%
Fannie Mae1.35%

View all C000014262 holdings

C000014262 Portfolio Allocation

Asset-class allocation of Core Bond Portfolio by percentage of net assets, from the latest SEC N-PORT filing.

Asset classAllocation
Securitized52.6%
Fixed Income45.2%
Cash & Equivalents10.9%
Equity3.0%

C000014262 Performance

Total returns for C000014262 (as of 2026-08-01), from SEC filings.

PeriodTotal return
YTD-0.3%
1 year4.4%
3 years (annualised)4.4%
5 years (annualised)0.8%

C000014262 Risk Information

Risk metrics for C000014262, derived from monthly returns in SEC filings.

  • 1-year volatility (annualised): 3.4%

C000014262 Costs and Fees

  • Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)

C000014262 Cashflows

Over the 12 months to 2026-03, Core Bond Portfolio had net inflows of $61.47M, from monthly SEC N-PORT filings.

MonthNet flow
2026-03$6.10M
2026-02−$8.44M
2026-01−$3.42M
2025-12$8.44M
2025-11−$13.12M
2025-10$9.27M

C000014262 Debt Constituents

Largest debt holdings of Core Bond Portfolio by percentage of net assets, from the latest SEC N-PORT filing.

Debt holding% of net assets
United States Treasury2.64%
United States Treasury2.62%
United States Treasury2.37%
United States Treasury2.24%
Nykredit Realkredit A/s1.46%
United States Treasury0.97%
United States Treasury0.96%
Bank Of America Corp.0.87%
United States Treasury0.80%
United States Treasury0.64%

C000014262 Prospectus and SEC Filings

Official Core Bond Portfolio filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.

Related Funds

Other Long Total / Aggregate Bond 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.