TECL vs. ISRG

Last updated Jun 16, 2026

TECL (Direxion Daily Technology Bull 3X Shares) is Leveraged Equities fund tracking the Technology Select Sector Index (300%), while ISRG (Intuitive Surgical, Inc.) is a stock. Over the past 10 years, TECL returned 53.63%/yr vs 19.30%/yr for ISRG. A 0.60 correlation means they provide meaningful diversification when combined.

Performance

TECL vs. ISRG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Direxion Daily Technology Bull 3X Shares (TECL) and Intuitive Surgical, Inc. (ISRG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TECL achieves a 103.81% return, which is significantly higher than ISRG's -26.45% return. Over the past 10 years, TECL has outperformed ISRG with an annualized return of 53.63%, while ISRG has yielded a comparatively lower 19.30% annualized return.

TECL

• 1D: 11.01%
• 1M: 22.64%
• YTD: 103.81%
• 6M: 109.85%
• 1Y: 222.44%
• 3Y*: 68.74%
• 5Y*: 39.49%
• 10Y*: 53.63%

ISRG

• 1D: 1.34%
• 1M: -1.09%
• YTD: -26.45%
• 6M: -25.55%
• 1Y: -18.67%
• 3Y*: 8.14%
• 5Y*: 7.48%
• 10Y*: 19.30%

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

TECL vs. ISRG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TECL Direxion Daily Technology Bull 3X Shares	103.81%	38.60%	36.15%	203.14%	-74.32%	112.80%	69.46%	185.58%	-24.03%	124.82%
ISRG Intuitive Surgical, Inc.	-26.45%	8.51%	54.72%	27.14%	-26.15%	31.76%	38.39%	23.43%	31.23%	72.64%

Correlation

The correlation between TECL and ISRG is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.32
Correlation (3Y) Calculated over the trailing 3-year period	0.51
Correlation (5Y) Calculated over the trailing 5-year period	0.60
Correlation (10Y) Calculated over the trailing 10-year period	0.64
Correlation (All Time) Calculated using the full available price history since Dec 30, 2008	0.60

Over the past year, the correlation between TECL and ISRG has dropped to 0.32 - well below their long-term average of 0.60, suggesting their price drivers have been diverging.

Return for Risk

TECL vs. ISRG — Risk / Return Rank

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

TECL

TECL Risk / Return Rank: 83
TECL Sharpe Ratio Rank: 94
TECL Sortino Ratio Rank: 76
TECL Omega Ratio Rank: 78
TECL Calmar Ratio Rank: 89
TECL Martin Ratio Rank: 78

ISRG

ISRG Risk / Return Rank: 17
ISRG Sharpe Ratio Rank: 16
ISRG Sortino Ratio Rank: 16
ISRG Omega Ratio Rank: 17
ISRG Calmar Ratio Rank: 21
ISRG Martin Ratio Rank: 17

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.

TECL vs. ISRG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Direxion Daily Technology Bull 3X Shares (TECL) and Intuitive Surgical, Inc. (ISRG). 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.

	TECL	ISRG	Difference
Sharpe ratio: Return per unit of total volatility	3.29	-0.61	+3.90
Sortino ratio: Return per unit of downside risk	3.03	-0.79	+3.82
Omega ratio: Gain probability vs. loss probability	1.41	0.91	+0.50
Calmar ratio: Return relative to maximum drawdown	4.81	-0.58	+5.39
Martin ratio: Return relative to average drawdown	13.42	-1.16	+14.58

TECL vs. ISRG - Sharpe Ratio Comparison

The current TECL Sharpe Ratio is 3.29, which is higher than the ISRG Sharpe Ratio of -0.61. The chart below compares the historical Sharpe Ratios of TECL and ISRG, 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

TECL vs. ISRG - Drawdown Comparison

The maximum TECL drawdown since its inception was -77.96%, smaller than the maximum ISRG drawdown of -82.26%. Use the drawdown chart below to compare losses from any high point for TECL and ISRG.

Drawdown Indicators

	TECL	ISRG	Difference
Max Drawdown Largest peak-to-trough decline	-77.96%	-82.26%	+4.30%
Max Drawdown (1Y) Largest decline over 1 year	-46.58%	-32.14%	-14.44%
Max Drawdown (3Y) Largest decline over 3 years	-66.58%	-34.10%	-32.48%
Max Drawdown (5Y) Largest decline over 5 years	-77.96%	-49.90%	-28.06%
Max Drawdown (10Y) Largest decline over 10 years	-77.96%	-49.90%	-28.06%
Current Drawdown Current decline from peak	-12.47%	-31.76%	+19.29%
Average Drawdown Average peak-to-trough decline	-18.38%	-21.28%	+2.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.66%	16.11%	+0.55%

Volatility

TECL vs. ISRG - Volatility Comparison

Direxion Daily Technology Bull 3X Shares (TECL) has a higher volatility of 34.84% compared to Intuitive Surgical, Inc. (ISRG) at 9.79%. This indicates that TECL's price experiences larger fluctuations and is considered to be riskier than ISRG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TECL	ISRG	Difference
Volatility (1M) Calculated over the trailing 1-month period	34.84%	9.79%	+25.05%
Volatility (6M) Calculated over the trailing 6-month period	57.98%	20.74%	+37.24%
Volatility (1Y) Calculated over the trailing 1-year period	68.12%	30.73%	+37.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	75.10%	33.20%	+41.90%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	72.90%	32.42%	+40.48%

Dividends

TECL vs. ISRG - Dividend Comparison

TECL's dividend yield for the trailing twelve months is around 3.49%, while ISRG has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
ISRG Intuitive Surgical, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
TECL Direxion Daily Technology Bull 3X Shares	3.49%	7.19%	0.29%	0.28%	0.22%	0.32%	0.52%	0.25%	0.47%	0.10%

Frequently Asked Questions

Can I hold both TECL and ISRG in my portfolio?

TECL and ISRG have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TECL or ISRG?

TECL has higher volatility (34.84%) compared to ISRG (9.79%). In terms of maximum drawdown, TECL dropped -77.96% vs ISRG's -82.26%.

Which has better risk-adjusted returns?

TECL currently has the higher Sharpe Ratio (3.29 vs -0.61), 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.