CORT vs. IBKR

Last updated Jun 13, 2026

CORT (Corcept Therapeutics Incorporated) and IBKR (Interactive Brokers Group, Inc.) are both stocks. CORT operates in Biotechnology (Healthcare), while IBKR operates in Capital Markets (Financial Services). Over the past 10 years, CORT returned 31.68%/yr vs 26.54%/yr for IBKR. At a 0.20 correlation, their price movements are largely independent.

Performance

CORT vs. IBKR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Corcept Therapeutics Incorporated (CORT) and Interactive Brokers Group, Inc. (IBKR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CORT achieves a 138.25% return, which is significantly higher than IBKR's 41.50% return. Over the past 10 years, CORT has outperformed IBKR with an annualized return of 31.68%, while IBKR has yielded a comparatively lower 26.54% annualized return.

CORT

• 1D: -0.41%
• 1M: 47.08%
• YTD: 138.25%
• 6M: -5.77%
• 1Y: 18.34%
• 3Y*: 52.65%
• 5Y*: 30.95%
• 10Y*: 31.68%

IBKR

• 1D: 2.23%
• 1M: 4.48%
• YTD: 41.50%
• 6M: 41.85%
• 1Y: 80.51%
• 3Y*: 67.33%
• 5Y*: 41.64%
• 10Y*: 26.54%

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

CORT vs. IBKR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CORT Corcept Therapeutics Incorporated	138.25%	-30.94%	55.14%	59.92%	2.58%	-24.31%	116.20%	-9.43%	-26.02%	148.76%
IBKR Interactive Brokers Group, Inc.	41.50%	46.37%	114.43%	15.14%	-8.35%	31.12%	31.71%	-14.01%	-7.13%	63.75%

Correlation

The correlation between CORT and IBKR is 0.29, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.29
Correlation (3Y) Calculated over the trailing 3-year period	0.23
Correlation (5Y) Calculated over the trailing 5-year period	0.23
Correlation (10Y) Calculated over the trailing 10-year period	0.24
Correlation (All Time) Calculated using the full available price history since May 4, 2007	0.20

Fundamentals

Market Cap CORT : $8.66B IBKR : $40.72B
EPS CORT : $0.41 IBKR : $3.76
PE Ratio CORT : 202.17 IBKR : 24.18
PEG Ratio CORT : 100.71 IBKR : 0.83
PS Ratio CORT : 12.51 IBKR : 4.66
PB Ratio CORT : 13.57 IBKR : 1.92
Total Revenue (TTM) CORT : $769.10M IBKR : $8.69B
Gross Profit (TTM) CORT : $755.64M IBKR : $7.75B
EBITDA (TTM) CORT : $3.66M IBKR : $7.07B

Return for Risk

CORT vs. IBKR — Risk / Return Rank

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

CORT

CORT Risk / Return Rank: 53
CORT Sharpe Ratio Rank: 51
CORT Sortino Ratio Rank: 52
CORT Omega Ratio Rank: 63
CORT Calmar Ratio Rank: 49
CORT Martin Ratio Rank: 49

IBKR

IBKR Risk / Return Rank: 88
IBKR Sharpe Ratio Rank: 90
IBKR Sortino Ratio Rank: 86
IBKR Omega Ratio Rank: 84
IBKR Calmar Ratio Rank: 90
IBKR Martin Ratio Rank: 89

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.

CORT vs. IBKR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Corcept Therapeutics Incorporated (CORT) and Interactive Brokers Group, Inc. (IBKR). 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.

	CORT	IBKR	Difference
Sharpe ratio: Return per unit of total volatility	0.22	2.08	-1.87
Sortino ratio: Return per unit of downside risk	0.82	2.67	-1.85
Omega ratio: Gain probability vs. loss probability	1.17	1.33	-0.16
Calmar ratio: Return relative to maximum drawdown	0.26	4.20	-3.94
Martin ratio: Return relative to average drawdown	0.47	10.65	-10.19

CORT vs. IBKR - Sharpe Ratio Comparison

The current CORT Sharpe Ratio is 0.22, which is lower than the IBKR Sharpe Ratio of 2.08. The chart below compares the historical Sharpe Ratios of CORT and IBKR, 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

CORT vs. IBKR - Drawdown Comparison

The maximum CORT drawdown since its inception was -94.29%, which is greater than IBKR's maximum drawdown of -63.66%. Use the drawdown chart below to compare losses from any high point for CORT and IBKR.

Drawdown Indicators

	CORT	IBKR	Difference
Max Drawdown Largest peak-to-trough decline	-94.29%	-63.66%	-30.63%
Max Drawdown (1Y) Largest decline over 1 year	-64.40%	-18.70%	-45.70%
Max Drawdown (3Y) Largest decline over 3 years	-71.85%	-38.66%	-33.19%
Max Drawdown (5Y) Largest decline over 5 years	-71.85%	-38.66%	-33.19%
Max Drawdown (10Y) Largest decline over 10 years	-71.85%	-55.09%	-16.76%
Current Drawdown Current decline from peak	-27.41%	0.00%	-27.41%
Average Drawdown Average peak-to-trough decline	-53.45%	-24.85%	-28.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	35.37%	7.35%	+28.02%

Volatility

CORT vs. IBKR - Volatility Comparison

Corcept Therapeutics Incorporated (CORT) has a higher volatility of 14.28% compared to Interactive Brokers Group, Inc. (IBKR) at 11.31%. This indicates that CORT's price experiences larger fluctuations and is considered to be riskier than IBKR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CORT	IBKR	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.28%	11.31%	+2.97%
Volatility (6M) Calculated over the trailing 6-month period	85.36%	27.82%	+57.54%
Volatility (1Y) Calculated over the trailing 1-year period	76.98%	37.67%	+39.31%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	74.58%	34.50%	+40.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	67.23%	33.37%	+33.86%

Dividends

CORT vs. IBKR - Dividend Comparison

CORT has not paid dividends to shareholders, while IBKR's dividend yield for the trailing twelve months is around 0.36%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CORT Corcept Therapeutics Incorporated	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
IBKR Interactive Brokers Group, Inc.	0.36%	0.47%	0.48%	0.48%	0.55%	0.50%	0.66%	0.86%	0.73%	0.68%	1.10%	0.92%

Financials

Frequently Asked Questions

Can I hold both CORT and IBKR in my portfolio?

CORT and IBKR have a correlation of 0.29, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CORT or IBKR?

CORT has higher volatility (14.28%) compared to IBKR (11.31%). In terms of maximum drawdown, CORT dropped -94.29% vs IBKR's -63.66%.

Which has better risk-adjusted returns?

IBKR currently has the higher Sharpe Ratio (2.08 vs 0.21), 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.