JGLTX vs. MGK

Last updated Jun 23, 2026

JGLTX (Janus Henderson VIT Global Technology and Innovation Portfolio) and MGK (Vanguard Mega Cap Growth ETF) are both funds - JGLTX is a Technology Equities fund managed by Janus Henderson, while MGK is a Large Cap Growth Equities fund tracking the CRSP US Mega Cap Growth Index. Over the past 10 years, JGLTX returned 24.93%/yr vs 19.23%/yr for MGK. Their correlation of 0.93 suggests significant overlap in exposure. JGLTX charges 0.72%/yr vs 0.05%/yr for MGK.

Performance

JGLTX vs. MGK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Janus Henderson VIT Global Technology and Innovation Portfolio (JGLTX) and Vanguard Mega Cap Growth ETF (MGK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, JGLTX achieves a 35.08% return, which is significantly higher than MGK's 5.89% return. Over the past 10 years, JGLTX has outperformed MGK with an annualized return of 24.93%, while MGK has yielded a comparatively lower 19.23% annualized return.

JGLTX

• 1D: 3.06%
• 1M: 9.96%
• YTD: 35.08%
• 6M: 35.71%
• 1Y: 57.60%
• 3Y*: 36.04%
• 5Y*: 18.48%
• 10Y*: 24.93%

MGK

• 1D: -1.39%
• 1M: -1.85%
• YTD: 5.89%
• 6M: 5.30%
• 1Y: 25.90%
• 3Y*: 24.22%
• 5Y*: 14.43%
• 10Y*: 19.23%

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

JGLTX vs. MGK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
JGLTX Janus Henderson VIT Global Technology and Innovation Portfolio	35.08%	25.19%	32.10%	54.55%	-36.42%	18.28%	50.42%	45.29%	1.17%	45.17%
MGK Vanguard Mega Cap Growth ETF	5.89%	20.67%	32.94%	51.67%	-33.59%	28.58%	41.01%	37.38%	-2.91%	29.49%

Correlation

The correlation between JGLTX and MGK is 0.87, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.87
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (10Y) Calculated over the trailing 10-year period	0.93
Correlation (All Time) Calculated using the full available price history since Dec 27, 2007	0.93

The correlation between JGLTX and MGK has been stable across timeframes, ranging from 0.87 to 0.94 - a consistent structural relationship.

Return for Risk

JGLTX vs. MGK — Risk / Return Rank

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

JGLTX

JGLTX Risk / Return Rank: 73
JGLTX Sharpe Ratio Rank: 82
JGLTX Sortino Ratio Rank: 65
JGLTX Omega Ratio Rank: 69
JGLTX Calmar Ratio Rank: 83
JGLTX Martin Ratio Rank: 65

MGK

MGK Risk / Return Rank: 39
MGK Sharpe Ratio Rank: 44
MGK Sortino Ratio Rank: 42
MGK Omega Ratio Rank: 41
MGK Calmar Ratio Rank: 32
MGK Martin Ratio Rank: 35

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.

JGLTX vs. MGK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Janus Henderson VIT Global Technology and Innovation Portfolio (JGLTX) and Vanguard Mega Cap Growth ETF (MGK). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	JGLTX	MGK	Difference
Sharpe ratio: Return per unit of total volatility	2.48	1.51	+0.97
Sortino ratio: Return per unit of downside risk	3.06	2.08	+0.98
Omega ratio: Gain probability vs. loss probability	1.42	1.26	+0.16
Calmar ratio: Return relative to maximum drawdown	3.61	1.54	+2.06
Martin ratio: Return relative to average drawdown	11.94	5.19	+6.75

JGLTX vs. MGK - Sharpe Ratio Comparison

The current JGLTX Sharpe Ratio is 2.48, which is higher than the MGK Sharpe Ratio of 1.51. The chart below compares the historical Sharpe Ratios of JGLTX and MGK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

JGLTX vs. MGK - Drawdown Comparison

The maximum JGLTX drawdown since its inception was -81.78%, which is greater than MGK's maximum drawdown of -48.43%. Use the drawdown chart below to compare losses from any high point for JGLTX and MGK.

Drawdown Indicators

	JGLTX	MGK	Difference
Max Drawdown Largest peak-to-trough decline	-81.78%	-48.43%	-33.35%
Max Drawdown (1Y) Largest decline over 1 year	-15.81%	-16.85%	+1.04%
Max Drawdown (3Y) Largest decline over 3 years	-23.72%	-23.36%	-0.36%
Max Drawdown (5Y) Largest decline over 5 years	-45.18%	-36.01%	-9.17%
Max Drawdown (10Y) Largest decline over 10 years	-45.18%	-36.01%	-9.17%
Current Drawdown Current decline from peak	-0.03%	-5.13%	+5.10%
Average Drawdown Average peak-to-trough decline	-36.54%	-7.58%	-28.96%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.77%	5.00%	-0.23%

Volatility

JGLTX vs. MGK - Volatility Comparison

Janus Henderson VIT Global Technology and Innovation Portfolio (JGLTX) has a higher volatility of 11.87% compared to Vanguard Mega Cap Growth ETF (MGK) at 6.78%. This indicates that JGLTX's price experiences larger fluctuations and is considered to be riskier than MGK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	JGLTX	MGK	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.87%	6.78%	+5.09%
Volatility (6M) Calculated over the trailing 6-month period	19.66%	13.63%	+6.03%
Volatility (1Y) Calculated over the trailing 1-year period	23.00%	17.22%	+5.78%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.49%	22.78%	+3.71%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.71%	21.97%	+2.74%

JGLTX vs. MGK - Expense Ratio Comparison

JGLTX has a 0.72% expense ratio, which is higher than MGK's 0.05% expense ratio.

Dividends

JGLTX vs. MGK - Dividend Comparison

JGLTX's dividend yield for the trailing twelve months is around 10.40%, more than MGK's 0.33% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
JGLTX Janus Henderson VIT Global Technology and Innovation Portfolio	10.40%	8.98%	0.00%	0.00%	26.96%	14.48%	7.71%	6.81%	4.95%	5.68%	3.71%	16.11%
MGK Vanguard Mega Cap Growth ETF	0.33%	0.35%	0.43%	0.50%	0.70%	0.41%	0.65%	0.85%	1.12%	1.23%	1.53%	1.43%

Frequently Asked Questions

Can I hold both JGLTX and MGK in my portfolio?

JGLTX and MGK have a correlation of 0.87, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, JGLTX or MGK?

JGLTX has higher volatility (11.87%) compared to MGK (6.78%). In terms of maximum drawdown, JGLTX dropped -81.78% vs MGK's -48.43%.

Which has better risk-adjusted returns?

JGLTX currently has the higher Sharpe Ratio (2.48 vs 1.51), 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.