EDIT vs. CPK

Last updated Jun 13, 2026

EDIT (Editas Medicine, Inc.) and CPK (Chesapeake Utilities Corporation) are both stocks. EDIT operates in Biotechnology (Healthcare), while CPK operates in Utilities - Regulated Gas (Utilities). Over the past 10 years, EDIT returned -22.22%/yr vs 9.34%/yr for CPK. At a 0.14 correlation, their price movements are largely independent.

Performance

EDIT vs. CPK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Editas Medicine, Inc. (EDIT) and Chesapeake Utilities Corporation (CPK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, EDIT achieves a 21.95% return, which is significantly higher than CPK's -0.45% return. Over the past 10 years, EDIT has underperformed CPK with an annualized return of -22.22%, while CPK has yielded a comparatively higher 9.34% annualized return.

EDIT

• 1D: 2.46%
• 1M: -4.58%
• YTD: 21.95%
• 6M: -1.19%
• 1Y: 26.90%
• 3Y*: -39.82%
• 5Y*: -41.79%
• 10Y*: -22.22%

CPK

• 1D: 1.01%
• 1M: -0.98%
• YTD: -0.45%
• 6M: -1.95%
• 1Y: 5.77%
• 3Y*: 0.97%
• 5Y*: 2.45%
• 10Y*: 9.34%

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

EDIT vs. CPK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EDIT Editas Medicine, Inc.	21.95%	61.42%	-87.46%	14.21%	-66.59%	-62.13%	136.78%	30.15%	-25.97%	89.34%
CPK Chesapeake Utilities Corporation	-0.45%	5.07%	17.44%	-8.83%	-17.61%	36.78%	15.15%	19.88%	5.37%	19.34%

Correlation

The correlation between EDIT and CPK is 0.09, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.09
Correlation (3Y) Calculated over the trailing 3-year period	0.24
Correlation (5Y) Calculated over the trailing 5-year period	0.18
Correlation (10Y) Calculated over the trailing 10-year period	0.15
Correlation (All Time) Calculated using the full available price history since Feb 3, 2016	0.14

The correlation between EDIT and CPK shifts across timeframes, from 0.09 (1 year) to 0.24 (3 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap EDIT : $244.70M CPK : $2.97B
EPS EDIT : -$1.21 CPK : $3.21
PS Ratio EDIT : 6.29 CPK : 4.93
PB Ratio EDIT : 55.51 CPK : 1.80K
Total Revenue (TTM) EDIT : $35.86M CPK : $586.05M
Gross Profit (TTM) EDIT : $35.86M CPK : $313.50M
EBITDA (TTM) EDIT : -$76.66M CPK : $224.92M

Return for Risk

EDIT vs. CPK — Risk / Return Rank

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

EDIT

EDIT Risk / Return Rank: 51
EDIT Sharpe Ratio Rank: 48
EDIT Sortino Ratio Rank: 56
EDIT Omega Ratio Rank: 53
EDIT Calmar Ratio Rank: 49
EDIT Martin Ratio Rank: 48

CPK

CPK Risk / Return Rank: 47
CPK Sharpe Ratio Rank: 51
CPK Sortino Ratio Rank: 42
CPK Omega Ratio Rank: 41
CPK Calmar Ratio Rank: 51
CPK Martin Ratio Rank: 51

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.

EDIT vs. CPK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Editas Medicine, Inc. (EDIT) and Chesapeake Utilities Corporation (CPK). 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.

	EDIT	CPK	Difference
Sharpe ratio: Return per unit of total volatility	0.16	0.23	-0.07
Sortino ratio: Return per unit of downside risk	0.98	0.44	+0.54
Omega ratio: Gain probability vs. loss probability	1.11	1.05	+0.06
Calmar ratio: Return relative to maximum drawdown	0.25	0.34	-0.10
Martin ratio: Return relative to average drawdown	0.43	0.70	-0.26

EDIT vs. CPK - Sharpe Ratio Comparison

The current EDIT Sharpe Ratio is 0.16, which is lower than the CPK Sharpe Ratio of 0.23. The chart below compares the historical Sharpe Ratios of EDIT and CPK, 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

EDIT vs. CPK - Drawdown Comparison

The maximum EDIT drawdown since its inception was -98.92%, which is greater than CPK's maximum drawdown of -44.54%. Use the drawdown chart below to compare losses from any high point for EDIT and CPK.

Drawdown Indicators

	EDIT	CPK	Difference
Max Drawdown Largest peak-to-trough decline	-98.92%	-44.54%	-54.38%
Max Drawdown (1Y) Largest decline over 1 year	-59.88%	-12.54%	-47.34%
Max Drawdown (3Y) Largest decline over 3 years	-91.18%	-31.17%	-60.01%
Max Drawdown (5Y) Largest decline over 5 years	-98.66%	-38.67%	-59.99%
Max Drawdown (10Y) Largest decline over 10 years	-98.92%	-38.67%	-60.25%
Current Drawdown Current decline from peak	-97.24%	-10.20%	-87.04%
Average Drawdown Average peak-to-trough decline	-62.63%	-8.82%	-53.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	34.03%	6.14%	+27.89%

Volatility

EDIT vs. CPK - Volatility Comparison

Editas Medicine, Inc. (EDIT) has a higher volatility of 32.34% compared to Chesapeake Utilities Corporation (CPK) at 6.17%. This indicates that EDIT's price experiences larger fluctuations and is considered to be riskier than CPK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EDIT	CPK	Difference
Volatility (1M) Calculated over the trailing 1-month period	32.34%	6.17%	+26.17%
Volatility (6M) Calculated over the trailing 6-month period	61.63%	13.88%	+47.75%
Volatility (1Y) Calculated over the trailing 1-year period	94.75%	18.84%	+75.91%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	94.12%	22.79%	+71.33%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	83.80%	26.65%	+57.15%

Dividends

EDIT vs. CPK - Dividend Comparison

EDIT has not paid dividends to shareholders, while CPK's dividend yield for the trailing twelve months is around 2.22%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CPK Chesapeake Utilities Corporation	2.22%	2.16%	2.07%	2.18%	1.76%	1.29%	1.59%	1.65%	1.77%	1.63%	1.80%	2.00%
EDIT Editas Medicine, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Financials

Frequently Asked Questions

Can I hold both EDIT and CPK in my portfolio?

EDIT and CPK have a correlation of 0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EDIT or CPK?

EDIT has higher volatility (32.34%) compared to CPK (6.17%). In terms of maximum drawdown, EDIT dropped -98.92% vs CPK's -44.54%.

Which has better risk-adjusted returns?

CPK currently has the higher Sharpe Ratio (0.23 vs 0.16), 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.