MGTIX vs. FISCX

Last updated Jun 4, 2026

MGTIX (MFS Massachusetts Investors Growth Stock Fund) and FISCX (Franklin Convertible Securities Fund) are both mutual funds - MGTIX is a Large Cap Growth Equities fund managed by MFS, while FISCX is a Convertible Bonds fund managed by Franklin Templeton. Over the past 10 years, MGTIX returned 14.88%/yr vs 12.37%/yr for FISCX. Their correlation of 0.83 suggests significant overlap in exposure. MGTIX charges 0.45%/yr vs 0.83%/yr for FISCX.

Performance

MGTIX vs. FISCX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Massachusetts Investors Growth Stock Fund (MGTIX) and Franklin Convertible Securities Fund (FISCX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MGTIX achieves a -0.23% return, which is significantly lower than FISCX's 11.36% return. Over the past 10 years, MGTIX has outperformed FISCX with an annualized return of 14.88%, while FISCX has yielded a comparatively lower 12.37% annualized return.

MGTIX

• 1D: -0.62%
• 1M: 3.17%
• YTD: -0.23%
• 6M: 0.26%
• 1Y: 9.98%
• 3Y*: 15.87%
• 5Y*: 10.30%
• 10Y*: 14.88%

FISCX

• 1D: 0.92%
• 1M: 5.98%
• YTD: 11.36%
• 6M: 11.31%
• 1Y: 25.06%
• 3Y*: 16.62%
• 5Y*: 4.76%
• 10Y*: 12.37%

*Multi-year figures are annualized to reflect compound growth (CAGR)

MGTIX vs. FISCX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
MGTIX MFS Massachusetts Investors Growth Stock Fund	-0.23%	10.23%	27.38%	24.40%	-18.99%	26.41%	22.84%	40.17%	1.07%	28.97%
FISCX Franklin Convertible Securities Fund	11.36%	13.63%	16.62%	9.96%	-15.95%	-5.70%	46.28%	33.99%	4.15%	17.98%

Correlation

The correlation between MGTIX and FISCX is 0.74, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.74
Correlation (3Y) Calculated over the trailing 3-year period	0.74
Correlation (5Y) Calculated over the trailing 5-year period	0.78
Correlation (10Y) Calculated over the trailing 10-year period	0.78
Correlation (All Time) Calculated using the full available price history since Jan 2, 1997	0.83

The correlation between MGTIX and FISCX has been stable across timeframes, ranging from 0.74 to 0.83 - a consistent structural relationship.

Return for Risk

MGTIX vs. FISCX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

MGTIX

MGTIX Risk / Return Rank: 10
MGTIX Sharpe Ratio Rank: 11
MGTIX Sortino Ratio Rank: 10
MGTIX Omega Ratio Rank: 10
MGTIX Calmar Ratio Rank: 8
MGTIX Martin Ratio Rank: 9

FISCX

FISCX Risk / Return Rank: 74
FISCX Sharpe Ratio Rank: 71
FISCX Sortino Ratio Rank: 65
FISCX Omega Ratio Rank: 62
FISCX Calmar Ratio Rank: 85
FISCX Martin Ratio Rank: 86

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

MGTIX vs. FISCX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Massachusetts Investors Growth Stock Fund (MGTIX) and Franklin Convertible Securities Fund (FISCX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	MGTIX	FISCX	Difference
Sharpe ratio: Return per unit of total volatility	0.85	2.46	-1.61
Sortino ratio: Return per unit of downside risk	1.25	3.39	-2.13
Omega ratio: Gain probability vs. loss probability	1.15	1.44	-0.29
Calmar ratio: Return relative to maximum drawdown	0.79	4.03	-3.25
Martin ratio: Return relative to average drawdown	2.64	16.49	-13.85
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MGTIX vs. FISCX - Sharpe Ratio Comparison

The current MGTIX Sharpe Ratio is 0.85, which is lower than the FISCX Sharpe Ratio of 2.46. The chart below compares the historical Sharpe Ratios of MGTIX and FISCX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	MGTIX	FISCX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.85	2.46	-1.61
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.59	0.39	+0.21
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.82	0.92	-0.10
Sharpe Ratio (All Time) Calculated using the full available price history	0.49	0.81	-0.32

Drawdowns

MGTIX vs. FISCX - Drawdown Comparison

The maximum MGTIX drawdown since its inception was -60.05%, which is greater than FISCX's maximum drawdown of -49.16%. Use the drawdown chart below to compare losses from any high point for MGTIX and FISCX.

Drawdown Indicators

	MGTIX	FISCX	Difference
Max Drawdown Largest peak-to-trough decline	-60.05%	-49.16%	-10.89%
Max Drawdown (1Y) Largest decline over 1 year	-13.71%	-6.38%	-7.33%
Max Drawdown (3Y) Largest decline over 3 years	-18.65%	-12.95%	-5.70%
Max Drawdown (5Y) Largest decline over 5 years	-26.52%	-34.37%	+7.85%
Max Drawdown (10Y) Largest decline over 10 years	-32.42%	-34.37%	+1.95%
Current Drawdown Current decline from peak	-2.31%	0.00%	-2.31%
Average Drawdown Average peak-to-trough decline	-17.13%	-6.91%	-10.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.08%	1.56%	+2.52%

Volatility

MGTIX vs. FISCX - Volatility Comparison

MFS Massachusetts Investors Growth Stock Fund (MGTIX) has a higher volatility of 3.40% compared to Franklin Convertible Securities Fund (FISCX) at 2.88%. This indicates that MGTIX's price experiences larger fluctuations and is considered to be riskier than FISCX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MGTIX	FISCX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.40%	2.88%	+0.52%
Volatility (6M) Calculated over the trailing 6-month period	9.81%	8.47%	+1.34%
Volatility (1Y) Calculated over the trailing 1-year period	12.65%	10.45%	+2.20%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.51%	12.40%	+5.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.21%	13.48%	+4.73%

MGTIX vs. FISCX - Expense Ratio Comparison

MGTIX has a 0.45% expense ratio, which is lower than FISCX's 0.83% expense ratio.

Dividends

MGTIX vs. FISCX - Dividend Comparison

MGTIX's dividend yield for the trailing twelve months is around 11.10%, more than FISCX's 8.89% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FISCX Franklin Convertible Securities Fund	8.89%	9.94%	4.87%	2.22%	8.70%	8.10%	11.30%	16.05%	7.09%	7.68%	4.62%	4.68%
MGTIX MFS Massachusetts Investors Growth Stock Fund	11.10%	11.08%	16.84%	4.17%	4.59%	10.30%	7.43%	7.38%	10.72%	6.83%	5.00%	6.61%

Frequently Asked Questions

Can I hold both MGTIX and FISCX in my portfolio?

MGTIX and FISCX have a correlation of 0.74, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MGTIX or FISCX?

MGTIX has higher volatility (3.40%) compared to FISCX (2.88%). In terms of maximum drawdown, MGTIX dropped -60.05% vs FISCX's -49.16%.

Which has better risk-adjusted returns?

FISCX currently has the higher Sharpe Ratio (2.46 vs 0.85), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.