Morningstar

BlackRock California Municipal Opportunities Fund Class K MKCMX

Morningstar Medalist Rating
Medalist Rating as of | See BlackRock Investment Hub
  • NAV / 1-Day Return 11.94  /  −0.08 %
  • Total Assets 2.5B
  • Adj. Expense Ratio
    0.400%
  • Expense Ratio 0.410%
  • Distribution Fee Level Low
  • Share Class Type Retirement, Large
  • Category Muni California Long
  • Credit Quality / Interest Rate Sensitivity —
  • Min. Initial Investment 5M
  • Status Open
  • TTM Yield 3.74%
  • Effective Duration 8.12 years

USD | NAV as of Jun 13, 2026 | 1-Day Return as of Jun 13, 2026, 12:11 AM GMT+0

Morningstar’s Analysis MKCMX

Will MKCMX outperform in the future?

Get our overall rating based on a fundamental assessment of the pillars below.

  • Process Pillar

    The Process Pillar is our assessment of how sensible, clearly defined, and repeatable MKCMX’s performance objective and investment process is for both security selection and portfolio construction.

  • People Pillar

    The People Pillar is our evaluation of the MKCMX management team’s experience and ability. We find that high-quality management teams deliver superior performance relative to their benchmarks and/or peers.

  • Parent Pillar

    The Parent Pillar is our rating of MKCMX’s parent organization’s priorities and whether they’re in line with investors’ interests.

null Morningstar Automated Analysis

Morningstar Automated Analysis

Summary

BlackRock California Munl Opps Inv K holds a quantitatively derived Neutral Morningstar Medalist Rating. The rating suggests the model does not express a clear expectation of outperformance or underperformance relative to peers over a full market cycle.

by Morningstar Automated Analysis
Rated on Published on

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Portfolio Holdings MKCMX

More MKCMX Holdings
  • Current Portfolio Date
  • Equity Holdings —
  • Bond Holdings —
  • Other Holdings —
  • % Assets in Top 10 Holdings 17.7
Top 10 Holdings
% Portfolio Weight
Market Value USD
Sector

BlackRock Liquidity MuniCash Instl

6.23 151M
Cash and Equivalents

CALIFORNIA CMNTY CHOICE FING AUTH CLEAN ENERGY PROJ REV

2.71 66M
municipal

CALIFORNIA CMNTY CHOICE FING AUTH CLEAN ENERGY PROJ REV

2.23 54M
municipal

CALIFORNIA HSG FIN AGY LTD OBLIG MULTIFAMILY HSG REV

2.06 50M
municipal

iShares California Muni Bond ETF

2.03 49M
—

CALIFORNIA CMNTY CHOICE FING AUTH CLEAN ENERGY PROJ REV

2.02 49M
municipal

CALIFORNIA ST PUB WKS BRD LEASE REV

1.83 45M
municipal

SACRAMENTO CNTY CALIF ARPT SYS REV

1.59 39M
municipal

CALIFORNIA ST UNIV REV

1.48 36M
municipal

SAN FRANCISCO CALIF CITY & CNTY PUB UTILS COMMN WTR REV

1.37 33M
municipal

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