JNGTX vs. STK

Last updated Jun 6, 2026

JNGTX (Janus Henderson Global Technology and Innovation Fund Class D) and STK (Columbia Seligman Premium Technology Growth Closed Fund) are both Technology Equities funds. Over the past 10 years, JNGTX returned 24.27%/yr vs 23.24%/yr for STK. A 0.68 correlation means they provide meaningful diversification when combined. JNGTX charges 0.79%/yr vs 1.26%/yr for STK.

Performance

JNGTX vs. STK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Janus Henderson Global Technology and Innovation Fund Class D (JNGTX) and Columbia Seligman Premium Technology Growth Closed Fund (STK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, JNGTX achieves a 32.55% return, which is significantly lower than STK's 41.59% return. Both investments have delivered pretty close results over the past 10 years, with JNGTX having a 24.27% annualized return and STK not far behind at 23.24%.

JNGTX

• 1D: -0.99%
• 1M: 10.93%
• YTD: 32.55%
• 6M: 31.65%
• 1Y: 55.64%
• 3Y*: 36.25%
• 5Y*: 18.47%
• 10Y*: 24.27%

STK

• 1D: -9.41%
• 1M: 0.95%
• YTD: 41.59%
• 6M: 37.41%
• 1Y: 89.32%
• 3Y*: 32.06%
• 5Y*: 19.12%
• 10Y*: 23.24%

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

JNGTX vs. STK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
JNGTX Janus Henderson Global Technology and Innovation Fund Class D	32.55%	25.00%	32.34%	55.33%	-37.63%	17.53%	51.18%	45.15%	0.92%	44.69%
STK Columbia Seligman Premium Technology Growth Closed Fund	41.59%	24.85%	17.74%	46.60%	-30.36%	48.63%	25.39%	52.73%	-14.91%	33.52%

Correlation

The correlation between JNGTX and STK 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	0.77
Correlation (5Y) Calculated over the trailing 5-year period	0.81
Correlation (10Y) Calculated over the trailing 10-year period	0.75
Correlation (All Time) Calculated using the full available price history since Nov 30, 2009	0.68

The correlation between JNGTX and STK shifts across timeframes, from 0.68 (all time) to 0.81 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

JNGTX vs. STK — Risk / Return Rank

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

JNGTX

JNGTX Risk / Return Rank: 73
JNGTX Sharpe Ratio Rank: 84
JNGTX Sortino Ratio Rank: 70
JNGTX Omega Ratio Rank: 68
JNGTX Calmar Ratio Rank: 80
JNGTX Martin Ratio Rank: 64

STK

STK Risk / Return Rank: 93
STK Sharpe Ratio Rank: 97
STK Sortino Ratio Rank: 85
STK Omega Ratio Rank: 87
STK Calmar Ratio Rank: 97
STK Martin Ratio Rank: 98

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.

JNGTX vs. STK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Janus Henderson Global Technology and Innovation Fund Class D (JNGTX) and Columbia Seligman Premium Technology Growth Closed Fund (STK). 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.

	JNGTX	STK	Difference
Sharpe ratio: Return per unit of total volatility	2.71	3.59	-0.88
Sortino ratio: Return per unit of downside risk	3.38	4.02	-0.63
Omega ratio: Gain probability vs. loss probability	1.45	1.60	-0.15
Calmar ratio: Return relative to maximum drawdown	3.52	6.99	-3.47
Martin ratio: Return relative to average drawdown	12.05	28.69	-16.65
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

JNGTX vs. STK - Sharpe Ratio Comparison

The current JNGTX Sharpe Ratio is 2.71, which is comparable to the STK Sharpe Ratio of 3.59. The chart below compares the historical Sharpe Ratios of JNGTX and STK, 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

	JNGTX	STK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.71	3.59	-0.88
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.70	0.75	-0.05
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.99	0.89	+0.10
Sharpe Ratio (All Time) Calculated using the full available price history	0.49	0.72	-0.23

Drawdowns

JNGTX vs. STK - Drawdown Comparison

The maximum JNGTX drawdown since its inception was -84.79%, which is greater than STK's maximum drawdown of -41.74%. Use the drawdown chart below to compare losses from any high point for JNGTX and STK.

Drawdown Indicators

	JNGTX	STK	Difference
Max Drawdown Largest peak-to-trough decline	-84.79%	-41.74%	-43.05%
Max Drawdown (1Y) Largest decline over 1 year	-15.93%	-12.84%	-3.09%
Max Drawdown (3Y) Largest decline over 3 years	-23.91%	-26.59%	+2.68%
Max Drawdown (5Y) Largest decline over 5 years	-46.46%	-36.27%	-10.19%
Max Drawdown (10Y) Largest decline over 10 years	-46.46%	-41.74%	-4.72%
Current Drawdown Current decline from peak	-1.97%	-11.56%	+9.59%
Average Drawdown Average peak-to-trough decline	-40.22%	-7.41%	-32.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.64%	3.12%	+1.52%

Volatility

JNGTX vs. STK - Volatility Comparison

The current volatility for Janus Henderson Global Technology and Innovation Fund Class D (JNGTX) is 7.14%, while Columbia Seligman Premium Technology Growth Closed Fund (STK) has a volatility of 13.60%. This indicates that JNGTX experiences smaller price fluctuations and is considered to be less risky than STK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	JNGTX	STK	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.14%	13.60%	-6.46%
Volatility (6M) Calculated over the trailing 6-month period	17.08%	21.65%	-4.57%
Volatility (1Y) Calculated over the trailing 1-year period	20.72%	25.03%	-4.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.44%	25.47%	+0.97%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.58%	26.31%	-1.73%

JNGTX vs. STK - Expense Ratio Comparison

JNGTX has a 0.79% expense ratio, which is lower than STK's 1.26% expense ratio.

Dividends

JNGTX vs. STK - Dividend Comparison

JNGTX's dividend yield for the trailing twelve months is around 10.12%, more than STK's 5.32% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
JNGTX Janus Henderson Global Technology and Innovation Fund Class D	10.12%	13.42%	11.65%	0.77%	0.00%	15.86%	8.99%	8.55%	6.61%	7.47%	4.83%	7.75%
STK Columbia Seligman Premium Technology Growth Closed Fund	5.32%	7.38%	16.02%	6.70%	12.62%	8.48%	6.79%	7.86%	14.88%	11.82%	9.87%	10.32%

Frequently Asked Questions

Can I hold both JNGTX and STK in my portfolio?

JNGTX and STK 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, JNGTX or STK?

STK has higher volatility (13.60%) compared to JNGTX (7.14%). In terms of maximum drawdown, JNGTX dropped -84.79% vs STK's -41.74%.

Which has better risk-adjusted returns?

STK currently has the higher Sharpe Ratio (3.59 vs 2.71), 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.