MMZMX Fees and Costs — MassMutual Blue Chip Growth Fund, Class Y
Data updated: 2026-08-27
The net expense ratio is 0.76%: a 0.62% management fee plus 0.14% other expenses. There are no sales loads or redemption fees. In fiscal 2025 the fund paid $165K in broker commissions, 0.0071% of average net assets, and portfolio turnover was 14%.
MMZMX Fees and Expenses
Annual operating expenses and sales charges of MMZMX. Prospectus, as of September 30, 2025.
| Annual operating expenses | |
|---|---|
| Management fee | 0.62% |
| 12b-1 fee | 0.00% |
| Other expenses | 0.14% |
| Gross expense ratio | 0.76% |
| Fee waiver | — |
| Net expense ratio | 0.76% |
| Sales charges | |
|---|---|
| Max front load | 0.00% |
| Max deferred load | 0.00% |
| Redemption fee | — |
| Expense limitation in place (N-CEN) | No |
| Fees waived or reduced during the year | No |
| Waived fees subject to recoupment | No |
MMZMX Costs Over Time
On $10,000 invested in MMZMX, assuming 5% a year before costs, total costs come to $482 over 5 years, cutting the return by 0.81% a year. Illustration, not a forecast: it assumes today's net expense ratio throughout (a fee waiver may end).
| $10,000 invested | Sell after 1 year | Sell after 3 years | Sell after 5 years |
|---|---|---|---|
| Value before costs | $10,500 | $11,576 | $12,763 |
| Fund expenses (net expense ratio 0.76%) | $80 | $250 | $434 |
| Trading costs (broker commissions) | $1 | $2 | $4 |
| Lost growth on money paid in costs | $0 | $12 | $44 |
| Total costs | $81 | $264 | $482 |
| Value after costs | $10,419 | $11,312 | $12,281 |
| Impact on return, per year | 0.81% | 0.81% | 0.81% |
MMZMX Trading Costs
Brokerage costs reported on SEC Form N-CEN for the fiscal year ending September 30, 2025.
- Explicit cost rate (commissions ÷ average net assets): 0.0071%
- Total broker commissions: $165K
- Bought from dealers (principal trades, not a cost): $3.8B
- Portfolio turnover (prospectus): 14%
- Securities on loan, average value: $12.2M
- Net income from securities lending: $57K (0.002% of average net assets)
MMZMX Agency Brokers
Commissions paid.
| Broker | Amount | Share |
|---|---|---|
| Capital Institutional Services, Inc. | $53K | 38.60% |
| Virtu Americas LLC | $16K | 11.86% |
| Morgan Stanley & Co. LLC | $16K | 11.65% |
| J.P. Morgan Securities LLC | $12K | 8.77% |
| Barclays Capital Inc. | $10K | 7.31% |
| Liquidnet, Inc. | $8K | 5.71% |
| RBC Capital Markets, LLC | $6K | 4.39% |
| Piper Sandler & Co. | $6K | 4.35% |
| BMO Capital Markets Corp. | $6K | 4.05% |
| Goldman Sachs & Co. LLC | $5K | 3.29% |
MMZMX Dealer Counterparties
Securities bought directly from dealers (principal trades).
| Broker | Amount | Share |
|---|---|---|
| State Street Bank and Trust Company | $3.7B | 99.00% |
| Morgan Stanley & Co. LLC | $25.9M | 0.69% |
| Goldman Sachs & Co. LLC | $9.1M | 0.24% |
| J.P. Morgan Securities LLC | $2.6M | 0.07% |
| T. Rowe Price Investment Services, Inc. | $19 | 0.00% |
MassMutual Blue Chip Growth Fund Share Classes
Net expense ratio and maximum front-end load of each share class, cheapest first.
| Ticker | Class | Net expense ratio | Front load |
|---|---|---|---|
| MBCZX | Class I | 0.66% | none |
| MBCSX | Class R5 | 0.76% | none |
| MMZMX | Class Y | 0.76% | none |
| MBCYX | Service Class | 0.86% | none |
| MBCLX | Administrative Class | 0.96% | none |
| MBGFX | Class R4 | 1.11% | none |
| MBCGX | Class A | 1.16% | 5.50% |
| MBCNX | Class R3 | 1.36% | none |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.