Share Classes

When an investor decides to buy a mutual fund, the first choice isn't just which fund; it's which share class. The same fund can offer multiple share classes, each representing an identical interest in the fund's portfolio but with different fee structures.


Why Share Classes Exist

Mutual fund companies offer different share classes to serve different types of investors. The trade-off is straightforward: pay more upfront (lower ongoing costs) or pay less upfront (higher ongoing costs). Your time horizon and investment size determine which class is cheapest overall.


Class A Shares

  • Front-end sales load: charged at the time of purchase, reducing the amount actually invested
  • Lower ongoing expenses (lower 12b-1 fees)
  • Breakpoint discounts available at higher investment amounts
  • Best suited for long-term investors and larger investments

Example: A $10,000 investment with a 5% front-end load means only $9,500 is actually invested. But ongoing fees are lower, so the total cost over many years may be less than other classes.


Class B Shares

  • No front-end load: the full amount is invested immediately
  • Back-end load (contingent deferred sales charge, or CDSC): charged when shares are redeemed
  • CDSC declines over time, typically eliminated after 6-8 years
  • Higher 12b-1 fees than Class A
  • Often convert to Class A after the CDSC schedule expires, reducing ongoing costs

Example: An investor who buys Class B shares and redeems after 2 years might pay a 4% CDSC. If they hold for 7 years, the CDSC may drop to 0% and the shares convert to Class A.


Class C Shares

  • Level load structure: small or no front-end load
  • Small CDSC, typically 1% if redeemed within 1 year
  • Higher ongoing 12b-1 fees that never decrease
  • Do not convert to Class A shares
  • Best suited for short-term investors

Exam Tip: Gotchas

  • Class C shares become the most expensive class for long-term holders. They look cheap upfront, but because the higher 12b-1 fees continue indefinitely (no conversion to Class A), total costs exceed Class A and Class B over time.

Share Class Comparison

FeatureClass AClass BClass C
Front-end loadYes (with breakpoints)NoSmall or none
Back-end load (CDSC)NoYes (declines over time)Yes (typically 1%, 1 year)
12b-1 feesLowHighHigh
Converts to Class A?N/AYes (after CDSC period)No
Best time horizonLong-termIntermediate to long-termShort-term
Best investment sizeLargeSmall to mediumSmall

Suitability Considerations

Matching the right share class to a client is a core suitability obligation:

  • Large, long-term investment: Class A (take advantage of breakpoints and low ongoing fees)
  • Short holding period: Class C (minimal upfront cost, exit after the 1-year CDSC window)
  • Moderate investment, medium-term: Class B can work, but many fund families have phased out Class B shares

Exam Tip: Gotchas

  • Failing to offer available breakpoints on Class A shares is a regulatory violation. If an investor qualifies for a reduced sales load and the adviser does not apply it, that's a breach of the adviser's suitability obligation.