WSTCX vs. STK

Last updated Aug 1, 2026

WSTCX (Delaware Ivy Science and Technology Fund) and STK (Columbia Seligman Premium Technology Growth Fund) are both Technology Equities funds. Over the past 10 years, WSTCX returned 26.16%/yr vs 22.24%/yr for STK. Their 0.69 correlation means they have sometimes moved together and sometimes differently. WSTCX charges 2.14%/yr vs 1.12%/yr for STK.

Performance

WSTCX vs. STK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Delaware Ivy Science and Technology Fund (WSTCX) and Columbia Seligman Premium Technology Growth Fund (STK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, WSTCX achieves a 31.08% return, which is significantly lower than STK's 36.26% return. Over the past 10 years, WSTCX has outperformed STK with an annualized return of 26.16%, while STK has yielded a comparatively lower 22.24% annualized return.

WSTCX

• 1D: 5.33%
• 1M: -3.41%
• 6M: 21.82%
• YTD: 31.08%
• 1Y: 48.42%
• 3Y*: 59.82%
• 5Y*: 28.66%
• 10Y*: 26.16%
• ALL TIME*: 18.05%

STK

• 1D: 1.95%
• 1M: -4.81%
• 6M: 25.48%
• YTD: 36.26%
• 1Y: 72.54%
• 3Y*: 28.58%
• 5Y*: 18.94%
• 10Y*: 22.24%
• ALL TIME*: 16.69%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
STK Columbia Seligman Premium Technology Growth Fund	$3.19M	$2.84M	$3.58M
WSTCX Delaware Ivy Science and Technology Fund	$0.00	$0.00	$0.00

WSTCX vs. STK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WSTCX Delaware Ivy Science and Technology Fund	31.08%	32.86%	117.81%	39.18%	-33.22%	12.80%	35.09%	49.22%	-5.97%	31.79%
STK Columbia Seligman Premium Technology Growth Fund	36.26%	24.85%	17.74%	46.60%	-30.36%	48.63%	25.39%	52.73%	-14.91%	33.52%

Correlation

The correlation between WSTCX and STK is 0.84, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.84
Correlation (3Y) Balances recent behavior with more history.	0.81
Correlation (5Y) Shows whether the relationship held over a longer period.	0.83
Correlation (10Y) Provides a long-term view across more market conditions.	0.77
Correlation (All Time) Calculated using the full available price history since Nov 27, 2009	0.69

The correlation between WSTCX and STK shifts across timeframes, from 0.69 (all time) to 0.84 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

WSTCX vs. STK — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

WSTCX

WSTCX Risk / Return Rank: 68
WSTCX Sharpe Ratio Rank: 68
WSTCX Sortino Ratio Rank: 60
WSTCX Omega Ratio Rank: 61
WSTCX Calmar Ratio Rank: 82
WSTCX Martin Ratio Rank: 69

STK

STK Risk / Return Rank: 88
STK Sharpe Ratio Rank: 93
STK Sortino Ratio Rank: 83
STK Omega Ratio Rank: 83
STK Calmar Ratio Rank: 90
STK Martin Ratio Rank: 90

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

WSTCX vs. STK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Delaware Ivy Science and Technology Fund (WSTCX) and Columbia Seligman Premium Technology Growth 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.

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.

	WSTCX	STK	Difference
Sharpe ratio: Return per unit of total volatility	1.58	2.41	-0.83
Sortino ratio: Return per unit of downside risk	2.11	2.92	-0.82
Omega ratio: Gain probability vs. loss probability	1.27	1.39	-0.12
Calmar ratio: Return relative to maximum drawdown	2.70	3.35	-0.65
Martin ratio: Return relative to average drawdown	8.47	12.27	-3.81

WSTCX vs. STK - Sharpe Ratio Comparison

The current WSTCX Sharpe Ratio is 1.58, which is lower than the STK Sharpe Ratio of 2.41. The chart below compares the historical Sharpe Ratios of WSTCX 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.

Drawdowns

WSTCX vs. STK - Drawdown Comparison

The maximum WSTCX drawdown since its inception was -60.92%, which is greater than STK's maximum drawdown of -41.74%. Use the drawdown chart below to compare losses from any high point for WSTCX and STK.

Drawdown Indicators

	WSTCX	STK	Difference
Max Drawdown Largest peak-to-trough decline	-60.92%	-41.74%	-19.18%
Max Drawdown (1Y) Largest decline over 1 year	-16.84%	-20.93%	+4.09%
Max Drawdown (3Y) Largest decline over 3 years	-44.66%	-26.59%	-18.07%
Max Drawdown (5Y) Largest decline over 5 years	-60.92%	-36.27%	-24.65%
Max Drawdown (10Y) Largest decline over 10 years	-60.92%	-41.74%	-19.18%
Current Drawdown Current decline from peak	-9.82%	-14.89%	+5.07%
Average Drawdown Average peak-to-trough decline	-18.33%	-7.44%	-10.89%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.34%	5.69%	-0.35%

Volatility

WSTCX vs. STK - Volatility Comparison

The current volatility for Delaware Ivy Science and Technology Fund (WSTCX) is 10.25%, while Columbia Seligman Premium Technology Growth Fund (STK) has a volatility of 11.01%. This indicates that WSTCX 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

	WSTCX	STK	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.25%	11.01%	-0.76%
Volatility (6M) Calculated over the trailing 6-month period	23.95%	25.42%	-1.47%
Volatility (1Y) Calculated over the trailing 1-year period	28.69%	29.07%	-0.38%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	74.82%	26.22%	+48.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	55.20%	26.66%	+28.54%

WSTCX vs. STK - Expense Ratio Comparison

WSTCX has a 2.14% expense ratio, which is higher than STK's 1.12% expense ratio.

Dividends

WSTCX vs. STK - Dividend Comparison

WSTCX's dividend yield for the trailing twelve months is around 10.19%, more than STK's 5.53% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
STK Columbia Seligman Premium Technology Growth Fund	5.53%	7.38%	16.02%	6.70%	12.62%	8.48%	6.79%	7.86%	14.88%	11.82%	9.87%	10.32%
WSTCX Delaware Ivy Science and Technology Fund	10.19%	13.35%	81.76%	21.98%	57.60%	61.50%	11.27%	13.85%	16.72%	7.61%	0.00%	2.85%

Frequently Asked Questions

Can I hold both WSTCX and STK in my portfolio?

WSTCX and STK have a correlation of 0.84, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, WSTCX or STK?

STK has higher volatility (11.01%) compared to WSTCX (10.25%). In terms of maximum drawdown, WSTCX dropped -60.92% vs STK's -41.74%.

Which has better risk-adjusted returns?

STK currently has the higher Sharpe Ratio (2.41 vs 1.58), 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.