RMBKX Performance — RMB Mendon Financial Services Fund, Class A
Data updated: 2026-08-19
RMBKX returned +19.90% year to date and +41.27% over one year to Jun 2026. Annualised returns are +26.60% over 3 years and +9.48% over 5 years. The fund beat its Financials Equity category average: $100 invested three years ago grew to $203, against $158 for the category, and to $141 over one year, against $112. Volatility over the past three years was 24.22% a year. In the 12 months to Jun 2026 the fund lost a net $14.4M, and assets reached $258.33M.
RMBKX Growth of $100
What $100 invested in RMB Mendon Financial Services Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Financials Equity category average over the same months.
| Period | RMBKX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $141 | $112 |
| 3 years (Jul 2023 – Jun 2026) | $203 | $158 |
| 5 years (Jul 2021 – Jun 2026) | $157 | $144 |
| Since data start (Jan 2020 – Jun 2026) | $198 | $172 |
RMBKX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +19.90% |
| 1 year | +41.27% |
| 3 years (annualised) | +26.60% |
| 5 years (annualised) | +9.48% |
RMBKX Annual Returns
Calendar-year total returns of RMB Mendon Financial Services Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +19.90% |
| 2025 | +12.85% |
| 2024 | +17.09% |
| 2023 | +4.51% |
| 2022 | −18.99% |
| 2021 | +56.44% |
| 2020 | −5.73% |
RMBKX Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +3.4% | +0.1% | −2.4% | +7.0% | +0.5% | +10.3% | — | — | — | — | — | — |
| 2025 | +2.7% | −1.7% | −6.9% | −3.6% | +3.6% | +2.1% | +1.2% | +8.4% | −3.4% | −1.8% | +7.0% | +5.8% |
| 2024 | −5.9% | −2.6% | +2.9% | −5.8% | +3.8% | +3.3% | +16.8% | +0.1% | −0.5% | +0.1% | +14.6% | −8.1% |
| 2023 | +1.4% | +0.4% | −17.5% | −4.9% | −3.7% | +6.1% | +18.1% | −6.4% | −5.8% | −3.2% | +8.2% | +17.4% |
| 2022 | −5.4% | +3.3% | −4.7% | −10.2% | +2.6% | −8.6% | +7.7% | −1.9% | −5.3% | +11.2% | +0.9% | −7.9% |
| 2021 | +1.8% | +16.9% | +9.4% | +3.5% | +2.7% | −3.6% | −0.7% | +5.1% | +2.3% | +6.9% | +0.5% | +2.4% |
| 2020 | −6.0% | −9.7% | −32.3% | +10.9% | −0.8% | +3.1% | −2.6% | +6.4% | −3.1% | +16.4% | +14.2% | +8.5% |
RMBKX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 24.22%
- 3-year Sharpe ratio: 0.91 (vs 4.5% risk-free rate)
- Best month: +18.11% (Jul 2023)
- Worst month: −8.13% (Dec 2024)
RMBKX Fund Flows
Monthly money in and out of RMB Mendon Financial Services Fund, from SEC Form N-PORT.
- 12-month net flow: −$14.4M
- 12-month gross sales (incl. reinvestments): $35.1M
- Sales ÷ redemptions: 0.71×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $1.4M | $9.9M | −$8.5M |
| May 2026 | $1.4M | $2.2M | −$773K |
| Apr 2026 | $1.3M | $2.9M | −$1.6M |
| Mar 2026 | $2.1M | $7.3M | −$5.2M |
| Feb 2026 | $2.5M | $3.4M | −$937K |
| Jan 2026 | $1.5M | $2.7M | −$1.2M |
| Dec 2025 | $13.9M | $4.0M | $9.9M |
| Nov 2025 | $1.7M | $4.6M | −$2.9M |
| Oct 2025 | $2.2M | $4.0M | −$1.8M |
| Sep 2025 | $2.7M | $2.5M | $239K |
| Aug 2025 | $2.5M | $3.4M | −$881K |
| Jul 2025 | $1.8M | $2.6M | −$846K |
RMBKX Assets Under Management
Net assets of RMB Mendon Financial Services Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $258.33M |
| 2026-03-31 | $227.36M |
| 2025-12-31 | $232.25M |
| 2025-09-30 | $217.24M |
| 2025-06-30 | $206.30M |
| 2025-03-31 | $201.16M |
| 2024-12-31 | $176.59M |
| 2024-09-30 | $173.13M |
| 2024-06-30 | $154.29M |
| 2024-03-31 | $166.53M |
| 2023-12-31 | $198.28M |
| 2023-09-30 | $168.44M |
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.