STLG vs. MG

Last updated Jun 4, 2026

STLG (iShares Factors US Growth Style ETF) is Large Cap Growth Equities fund tracking the Russell US Large Cap Factors Growth Style Index, while MG (Mistras Group, Inc.) is a stock. Over the past 5 years, STLG returned 20.26%/yr vs 10.53%/yr for MG. At a 0.31 correlation, their price movements are largely independent.

Performance

STLG vs. MG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Factors US Growth Style ETF (STLG) and Mistras Group, Inc. (MG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, STLG achieves a 21.29% return, which is significantly lower than MG's 39.13% return.

STLG

• 1D: -0.72%
• 1M: 11.92%
• YTD: 21.29%
• 6M: 21.80%
• 1Y: 43.57%
• 3Y*: 33.60%
• 5Y*: 20.26%
• 10Y*: —

MG

• 1D: -2.44%
• 1M: -5.83%
• YTD: 39.13%
• 6M: 48.90%
• 1Y: 133.11%
• 3Y*: 36.70%
• 5Y*: 10.53%
• 10Y*: -3.45%

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

STLG vs. MG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
STLG iShares Factors US Growth Style ETF	21.29%	21.49%	37.42%	42.86%	-26.75%	27.99%	26.51%
MG Mistras Group, Inc.	39.13%	39.62%	23.77%	48.48%	-33.65%	-4.25%	-44.53%

Correlation

The correlation between STLG and MG is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.38
Correlation (3Y) Calculated over the trailing 3-year period	0.31
Correlation (5Y) Calculated over the trailing 5-year period	0.33
Correlation (All Time) Calculated using the full available price history since Jan 17, 2020	0.31

Return for Risk

STLG vs. MG — Risk / Return Rank

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

STLG

STLG Risk / Return Rank: 69
STLG Sharpe Ratio Rank: 74
STLG Sortino Ratio Rank: 69
STLG Omega Ratio Rank: 67
STLG Calmar Ratio Rank: 64
STLG Martin Ratio Rank: 69

MG

MG Risk / Return Rank: 96
MG Sharpe Ratio Rank: 95
MG Sortino Ratio Rank: 96
MG Omega Ratio Rank: 94
MG Calmar Ratio Rank: 97
MG Martin Ratio Rank: 97

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.

STLG vs. MG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Factors US Growth Style ETF (STLG) and Mistras Group, Inc. (MG). 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.

	STLG	MG	Difference
Sharpe ratio Return per unit of total volatility	2.45	3.25	-0.80
Sortino ratio Return per unit of downside risk	3.18	4.52	-1.34
Omega ratio Gain probability vs. loss probability	1.41	1.55	-0.14
Calmar ratio Return relative to maximum drawdown	3.20	9.21	-6.01
Martin ratio Return relative to average drawdown	12.85	27.36	-14.52
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

STLG vs. MG - Sharpe Ratio Comparison

The current STLG Sharpe Ratio is 2.45, which is comparable to the MG Sharpe Ratio of 3.25. The chart below compares the historical Sharpe Ratios of STLG and MG, 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

	STLG	MG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.45	3.25	-0.80
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.93	0.23	+0.70
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	-0.07	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.90	0.04	+0.85

Drawdowns

STLG vs. MG - Drawdown Comparison

The maximum STLG drawdown since its inception was -31.34%, smaller than the maximum MG drawdown of -89.21%. Use the drawdown chart below to compare losses from any high point for STLG and MG.

Drawdown Indicators

	STLG	MG	Difference
Max Drawdown Largest peak-to-trough decline	-31.34%	-89.21%	+57.87%
Max Drawdown (1Y) Largest decline over 1 year	-13.69%	-14.54%	+0.85%
Max Drawdown (3Y) Largest decline over 3 years	-23.73%	-40.78%	+17.05%
Max Drawdown (5Y) Largest decline over 5 years	-30.61%	-66.87%	+36.26%
Max Drawdown (10Y) Largest decline over 10 years	—	-88.95%	—
Current Drawdown Current decline from peak	-0.73%	-34.72%	+33.99%
Average Drawdown Average peak-to-trough decline	-7.36%	-40.51%	+33.15%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.40%	4.88%	-1.48%

Volatility

STLG vs. MG - Volatility Comparison

The current volatility for iShares Factors US Growth Style ETF (STLG) is 5.03%, while Mistras Group, Inc. (MG) has a volatility of 12.12%. This indicates that STLG experiences smaller price fluctuations and is considered to be less risky than MG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	STLG	MG	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.03%	12.12%	-7.09%
Volatility (6M) Calculated over the trailing 6-month period	13.89%	24.36%	-10.47%
Volatility (1Y) Calculated over the trailing 1-year period	17.89%	41.15%	-23.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.97%	46.15%	-24.18%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.89%	51.28%	-27.39%

Dividends

STLG vs. MG - Dividend Comparison

STLG's dividend yield for the trailing twelve months is around 0.25%, while MG has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020
MG Mistras Group, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
STLG iShares Factors US Growth Style ETF	0.25%	0.31%	0.38%	0.75%	1.85%	0.67%	0.75%

Frequently Asked Questions

Can I hold both STLG and MG in my portfolio?

STLG and MG have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, STLG or MG?

MG has higher volatility (12.12%) compared to STLG (5.03%). In terms of maximum drawdown, STLG dropped -31.34% vs MG's -89.21%.

Which has better risk-adjusted returns?

MG currently has the higher Sharpe Ratio (3.25 vs 2.45), 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.