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

Correlation

The correlation between SPOK and HMY 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

SPOK vs. HMY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Spok Holdings, Inc. (SPOK) and Harmony Gold Mining Company Limited (HMY). 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
3,576.57%
19.34%
SPOK
HMY

Key characteristics

Sharpe Ratio

SPOK:

0.60

HMY:

1.30

Sortino Ratio

SPOK:

1.28

HMY:

2.05

Omega Ratio

SPOK:

1.17

HMY:

1.25

Calmar Ratio

SPOK:

1.23

HMY:

1.62

Martin Ratio

SPOK:

3.45

HMY:

5.31

Ulcer Index

SPOK:

6.45%

HMY:

15.34%

Daily Std Dev

SPOK:

28.89%

HMY:

58.07%

Max Drawdown

SPOK:

-90.59%

HMY:

-97.05%

Current Drawdown

SPOK:

-2.39%

HMY:

-12.34%

Fundamentals

Market Cap

SPOK:

$338.21M

HMY:

$9.88B

EPS

SPOK:

$0.77

HMY:

$0.90

PE Ratio

SPOK:

21.35

HMY:

16.72

PEG Ratio

SPOK:

0.00

HMY:

0.00

PS Ratio

SPOK:

2.13

HMY:

0.15

PB Ratio

SPOK:

1.90

HMY:

3.81

Total Revenue (TTM)

SPOK:

$139.04M

HMY:

$37.96B

Gross Profit (TTM)

SPOK:

$103.29M

HMY:

$14.87B

EBITDA (TTM)

SPOK:

$23.69M

HMY:

$12.93B

Returns By Period

In the year-to-date period, SPOK achieves a 4.60% return, which is significantly lower than HMY's 93.51% return. Over the past 10 years, SPOK has underperformed HMY with an annualized return of 6.01%, while HMY has yielded a comparatively higher 25.29% annualized return.


SPOK

YTD

4.60%

1M

8.72%

6M

0.37%

1Y

17.19%

5Y*

17.92%

10Y*

6.01%

HMY

YTD

93.51%

1M

8.15%

6M

53.80%

1Y

74.73%

5Y*

36.42%

10Y*

25.29%

*Annualized

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Risk-Adjusted Performance

SPOK vs. HMY — Risk-Adjusted Performance Rank

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

SPOK
The Risk-Adjusted Performance Rank of SPOK is 7777
Overall Rank
The Sharpe Ratio Rank of SPOK is 7474
Sharpe Ratio Rank
The Sortino Ratio Rank of SPOK is 7272
Sortino Ratio Rank
The Omega Ratio Rank of SPOK is 7272
Omega Ratio Rank
The Calmar Ratio Rank of SPOK is 8787
Calmar Ratio Rank
The Martin Ratio Rank of SPOK is 8282
Martin Ratio Rank

HMY
The Risk-Adjusted Performance Rank of HMY is 8787
Overall Rank
The Sharpe Ratio Rank of HMY is 8989
Sharpe Ratio Rank
The Sortino Ratio Rank of HMY is 8686
Sortino Ratio Rank
The Omega Ratio Rank of HMY is 8383
Omega Ratio Rank
The Calmar Ratio Rank of HMY is 9191
Calmar Ratio Rank
The Martin Ratio Rank of HMY is 8888
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.

SPOK vs. HMY - Risk-Adjusted Performance Comparison

This table presents a comparison of risk-adjusted performance metrics for Spok Holdings, Inc. (SPOK) and Harmony Gold Mining Company Limited (HMY). 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 SPOK Sharpe Ratio is 0.60, which is lower than the HMY Sharpe Ratio of 1.30. The chart below compares the historical Sharpe Ratios of SPOK and HMY, 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 Ratio0.000.501.001.502.00December2025FebruaryMarchAprilMay
0.60
1.30
SPOK
HMY

Dividends

SPOK vs. HMY - Dividend Comparison

SPOK's dividend yield for the trailing twelve months is around 7.61%, more than HMY's 1.09% yield.


TTM20242023202220212020201920182017201620152014
SPOK
Spok Holdings, Inc.
7.61%7.80%8.09%15.29%5.36%4.49%4.09%3.77%3.19%3.61%3.41%2.88%
HMY
Harmony Gold Mining Company Limited
1.09%1.58%0.65%1.15%2.24%0.00%0.00%0.00%3.48%1.67%0.00%0.00%

Drawdowns

SPOK vs. HMY - Drawdown Comparison

The maximum SPOK drawdown since its inception was -90.59%, smaller than the maximum HMY drawdown of -97.05%. Use the drawdown chart below to compare losses from any high point for SPOK and HMY. For additional features, visit the drawdowns tool.


-50.00%-40.00%-30.00%-20.00%-10.00%0.00%December2025FebruaryMarchAprilMay
-2.39%
-12.34%
SPOK
HMY

Volatility

SPOK vs. HMY - Volatility Comparison

The current volatility for Spok Holdings, Inc. (SPOK) is 17.43%, while Harmony Gold Mining Company Limited (HMY) has a volatility of 19.99%. This indicates that SPOK experiences smaller price fluctuations and is considered to be less risky than HMY 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
17.43%
19.99%
SPOK
HMY

Financials

SPOK vs. HMY - Financials Comparison

This section allows you to compare key financial metrics between Spok Holdings, Inc. and Harmony Gold Mining Company Limited. 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


0.005.00B10.00B15.00B20.00B25.00B30.00B35.00B20212022202320242025
36.29M
18.57B
(SPOK) Total Revenue
(HMY) Total Revenue
Values in USD except per share items

SPOK vs. HMY - Profitability Comparison

The chart below illustrates the profitability comparison between Spok Holdings, Inc. and Harmony Gold Mining Company Limited over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

Gross Margin
Operating Margin
Net Margin
Quarterly
Annual

0.0%20.0%40.0%60.0%80.0%20212022202320242025
80.1%
39.3%
(SPOK) Gross Margin
(HMY) Gross Margin
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%.

HMY - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on May 2025, Harmony Gold Mining Company Limited reported a gross profit of 7.29B and revenue of 18.57B. Therefore, the gross margin over that period was 39.3%.

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%.

HMY - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on May 2025, Harmony Gold Mining Company Limited reported an operating income of 5.00B and revenue of 18.57B, resulting in an operating margin of 26.9%.

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%.

HMY - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on May 2025, Harmony Gold Mining Company Limited reported a net income of 3.93B and revenue of 18.57B, resulting in a net margin of 21.2%.