Do Money Market Fund interest rates differ between investment companies in Nigeria?

Yes — Money Market Fund (MMF) rates are NOT uniform.
They do differ depending on the investment company (fund manager). Your observation is absolutely correct. ✅
Here’s why:
Why Money Market Fund Rates Differ
Even though all MMFs invest in similar instruments, each fund manager:
Chooses different investments
Charges different fees
Manages risk differently
Has different performance track record
So the returns will naturally vary from company to company.
What Money Market Funds Invest In
Most MMFs invest in:
Treasury Bills (T-Bills)
Commercial Papers
Bank Placements
Short-term Government Securities
Even though these are similar assets, the timing and strategy differ.
Example:
Company A buys T-Bills at 18%
Company B buys at 14%
Company A will show higher returns.
Other Reasons Rates Differ
1. Management Fees
Some companies charge:
0.5% per year
Others charge 1.5%
Higher fees = lower returns
2. Fund Size
Large funds sometimes:
Get better deals
Negotiate better rates
This can increase returns.
3. Risk Appetite
Some MMFs:
Stay very conservative (lower returns)
Take slightly more risk (higher returns)
Example (Real-World Scenario)
Investment Company
MMF Rate
Company A
13.5%
Company B
15.8%
Company C
12.9%
All are Money Market Funds — but returns differ.
Very Important: What To Look For (Not Just Rate)
Don’t choose only by highest interest. Also check:
Consistency of returns
Liquidity (withdrawal speed)
Fund size
Track record
Regulation
Make sure the fund is regulated by
Securities and Exchange Commission Nigeria
for safety.
Smart Investor Strategy
Many experienced investors:
Split money across 2–3 MMFs
Compare performance over time
Move funds gradually
Example:
50% Company A
50% Company B
This reduces risk.