Portfolio of Oil Service Stocks

Oil service companies service oil and natural gas wells. The amount of business activity for these companies depends on the price of oil and natural gas. As prices rise there is more business activity as new wells are drilled and existing wells are upgraded. This increased activity is felt through out the entire industry, as more drilling rigs, support services and materials are required.

Here is a table of 9 oil service stocks.

9 Oil Service Stocks

Stock Returns & Price Chart


Recent Prices &
Annualized Return

Core LaboratoriesCLB
MDU Resources GroupMDU
National Oilwell VarcoNOV
Oceaneering InternationalOII
Price data from Quandl as of most recent close.

To inspect the performance of the Oil Service Stocks portfolio, see the chart below. Portfolio values are computed using monthly closes for stocks from Quandl.

All 9 stocks are included in the portfolio computations. The current value of the portfolio assumes that $1,111.11 was invested (total of $10,000) in each stock at its closing monthly price for the first date shown on the portfolio value chart below. All prices are adjusted for splits and dividends.

The current value of a $10,000 investment is $8,420. The percent return is -15.80%. The annualized return is -1.70%.

Return Summary for Oil Service Stocks
Start DateAug-31-2009
Start Investment$10,000.00
End DateAug-16-2019
Current Value of Investment$8,420.15
Total Return-15.80%
Annualized Return-1.70%
Min DateAug-16-2019
Min Price$8,420.15
Max DateJun-30-2014
Max Price$32,038.88
# Values121
Number Returns7,260
Number Profitable Returns3,218
Percent Profitable Returns44.33%
Number Unprofitable Returns4,042
Percent Unprofitable Returns55.67%
Profitable to Unprofitable Returns Ratio0.80

NOTE: The stocks included in the tables and chart are representative of the industry. They are not recommendations.

Related Portfolios

Portfolio of Integrated Oil and Gas Stocks

Portfolio of Oil and Gas Drilling Stocks

Portfolio of Oil Refinery Stocks