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AMRN vs. SPOK
Performance
Risk-Adjusted Performance
Dividends
Drawdowns
Volatility
Financials

Correlation

The correlation between AMRN and SPOK is 0.34, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.


Performance

AMRN vs. SPOK - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Amarin Corporation plc (AMRN) and Spok Holdings, Inc. (SPOK). The values are adjusted to include any dividend payments, if applicable.

0.00%1,000.00%2,000.00%3,000.00%4,000.00%December2025FebruaryMarchAprilMay
-99.31%
3,594.44%
AMRN
SPOK

Key characteristics

Sharpe Ratio

AMRN:

-0.56

SPOK:

0.69

Sortino Ratio

AMRN:

-0.76

SPOK:

1.40

Omega Ratio

AMRN:

0.91

SPOK:

1.19

Calmar Ratio

AMRN:

-0.45

SPOK:

1.38

Martin Ratio

AMRN:

-1.12

SPOK:

3.88

Ulcer Index

AMRN:

40.43%

SPOK:

6.45%

Daily Std Dev

AMRN:

69.22%

SPOK:

28.98%

Max Drawdown

AMRN:

-99.97%

SPOK:

-90.59%

Current Drawdown

AMRN:

-99.96%

SPOK:

-1.91%

Fundamentals

Market Cap

AMRN:

$225.94M

SPOK:

$338.21M

EPS

AMRN:

-$4.00

SPOK:

$0.77

PEG Ratio

AMRN:

-1.74

SPOK:

0.00

PS Ratio

AMRN:

0.96

SPOK:

2.13

PB Ratio

AMRN:

0.46

SPOK:

1.90

Total Revenue (TTM)

AMRN:

$172.17M

SPOK:

$139.04M

Gross Profit (TTM)

AMRN:

$48.76M

SPOK:

$103.29M

EBITDA (TTM)

AMRN:

-$61.36M

SPOK:

$23.69M

Returns By Period

In the year-to-date period, AMRN achieves a 10.41% return, which is significantly higher than SPOK's 5.11% return. Over the past 10 years, AMRN has underperformed SPOK with an annualized return of -12.06%, while SPOK has yielded a comparatively higher 5.93% annualized return.


AMRN

YTD

10.41%

1M

24.59%

6M

-6.95%

1Y

-37.94%

5Y*

-41.44%

10Y*

-12.06%

SPOK

YTD

5.11%

1M

10.27%

6M

2.60%

1Y

19.88%

5Y*

18.05%

10Y*

5.93%

*Annualized

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Risk-Adjusted Performance

AMRN vs. SPOK — Risk-Adjusted Performance Rank

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

AMRN
The Risk-Adjusted Performance Rank of AMRN is 2121
Overall Rank
The Sharpe Ratio Rank of AMRN is 2121
Sharpe Ratio Rank
The Sortino Ratio Rank of AMRN is 1818
Sortino Ratio Rank
The Omega Ratio Rank of AMRN is 1919
Omega Ratio Rank
The Calmar Ratio Rank of AMRN is 2323
Calmar Ratio Rank
The Martin Ratio Rank of AMRN is 2323
Martin Ratio Rank

SPOK
The Risk-Adjusted Performance Rank of SPOK is 8080
Overall Rank
The Sharpe Ratio Rank of SPOK is 7676
Sharpe Ratio Rank
The Sortino Ratio Rank of SPOK is 7676
Sortino Ratio Rank
The Omega Ratio Rank of SPOK is 7575
Omega Ratio Rank
The Calmar Ratio Rank of SPOK is 8989
Calmar Ratio Rank
The Martin Ratio Rank of SPOK is 8484
Martin Ratio Rank
The risk-adjusted ranks indicate the investment's position relative to the market. A rank closer to 100 signifies top-performing investments, while a rank closer to 0 might suggest underperformance, based on the selected ratio. The values are calculated based on the past 12 months of returns.

AMRN vs. SPOK - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Amarin Corporation plc (AMRN) and Spok Holdings, Inc. (SPOK). 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.


The current AMRN Sharpe Ratio is -0.56, which is lower than the SPOK Sharpe Ratio of 0.69. The chart below compares the historical Sharpe Ratios of AMRN and SPOK, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.


Rolling 12-month Sharpe Ratio-1.00-0.500.000.501.00December2025FebruaryMarchAprilMay
-0.56
0.69
AMRN
SPOK

Dividends

AMRN vs. SPOK - Dividend Comparison

AMRN has not paid dividends to shareholders, while SPOK's dividend yield for the trailing twelve months is around 7.57%.


TTM20242023202220212020201920182017201620152014
AMRN
Amarin Corporation plc
0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%0.00%
SPOK
Spok Holdings, Inc.
7.57%7.80%8.09%15.29%5.36%4.49%4.09%3.77%3.19%3.61%3.41%2.88%

Drawdowns

AMRN vs. SPOK - Drawdown Comparison

The maximum AMRN drawdown since its inception was -99.97%, which is greater than SPOK's maximum drawdown of -90.59%. Use the drawdown chart below to compare losses from any high point for AMRN and SPOK. For additional features, visit the drawdowns tool.


-100.00%-80.00%-60.00%-40.00%-20.00%0.00%December2025FebruaryMarchAprilMay
-99.38%
-1.91%
AMRN
SPOK

Volatility

AMRN vs. SPOK - Volatility Comparison

Amarin Corporation plc (AMRN) has a higher volatility of 19.40% compared to Spok Holdings, Inc. (SPOK) at 17.41%. This indicates that AMRN's price experiences larger fluctuations and is considered to be riskier than SPOK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.


5.00%10.00%15.00%20.00%25.00%December2025FebruaryMarchAprilMay
19.40%
17.41%
AMRN
SPOK

Financials

AMRN vs. SPOK - Financials Comparison

This section allows you to compare key financial metrics between Amarin Corporation plc and Spok Holdings, Inc.. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.


Quarterly
Annual

Total Revenue: Total amount of money received from sales and other business activities


40.00M60.00M80.00M100.00M120.00M140.00M160.00M20212022202320242025
62.31M
36.29M
(AMRN) Total Revenue
(SPOK) Total Revenue
Values in USD except per share items

AMRN vs. SPOK - Profitability Comparison

The chart below illustrates the profitability comparison between Amarin Corporation plc and Spok Holdings, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

Gross Margin
Operating Margin
Net Margin
Quarterly
Annual

-20.0%0.0%20.0%40.0%60.0%80.0%20212022202320242025
-15.4%
80.1%
(AMRN) Gross Margin
(SPOK) Gross Margin
AMRN - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on May 2025, Amarin Corporation plc reported a gross profit of -9.57M and revenue of 62.31M. Therefore, the gross margin over that period was -15.4%.

SPOK - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on May 2025, Spok Holdings, Inc. reported a gross profit of 29.08M and revenue of 36.29M. Therefore, the gross margin over that period was 80.1%.

AMRN - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on May 2025, Amarin Corporation plc reported an operating income of -52.52M and revenue of 62.31M, resulting in an operating margin of -84.3%.

SPOK - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on May 2025, Spok Holdings, Inc. reported an operating income of 6.02M and revenue of 36.29M, resulting in an operating margin of 16.6%.

AMRN - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on May 2025, Amarin Corporation plc reported a net income of -48.62M and revenue of 62.31M, resulting in a net margin of -78.0%.

SPOK - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on May 2025, Spok Holdings, Inc. reported a net income of 5.20M and revenue of 36.29M, resulting in a net margin of 14.3%.