Chasing highfliers is a sucker's game. But tracking monthly trends across the market can lead to great investment ideas, as well as shed new light on stocks you already have in your portfolio.

Let's take a look at the biggest movers in Basic Materials. These stocks -- which include companies from the oil, gas, and consumable fuels; energy equipment and service; and metals and mining sectors -- have clocked some of the biggest gains during the last month.

Basic Materials market movers

Company

Industry

CAPS Rating

30-Day Return

Market Cap

Price / Earnings

Mariner Energy (NYSE: ME)

Oil, Gas, and Consumable Fuels

**

31.28%

2.39B

29.16

Boots & Coots Intl. Well (NYSE: WEL)

Energy Equipment and Services

***

25.11%

236.38M

NA

Eldorado Gold (NYSE: EGO)

Metals and Mining

***

13.29%

8.70B

13

IAMGOLD (NYSE: IAG)

Metals and Mining

**

12.26%

6.60B

91.67

New Gold (NYSE: NGD)

Metals and Mining

***

4.76%

2.27B

4.76

Those returns are certainly eye-catching. But do these high fliers have staying power?

Let's see what The Motley Fool CAPS community (more than 140,000 investors strong) has to say about the best plays in the Basic Materials market. 

And the next big winners are...
The following Basic Material stocks are of similar size in comparable industries to the ones in the previous chart. However, these are companies CAPS members think have more promising future returns than the ones already making waves.

CAPS Community Basic Material Favorites

Company

Industry

CAPS Rating

Market Cap

Price / Earnings

Fools Saying Outperform

Williams Pipeline Partners (NYSE: WMZ)

(Alternative to ME)

Oil, Gas, and Consumable Fuels

*****

$947.55M

29.16

80 of 82

PHI

(Alternative to WEL)

Energy Equipment and Services

*****

$306.69M

20.26

41 of 42

Usinas Siderurgicas de Minas G

(Alternative to EGO and IAG)

Metals and Mining

*****

$7.03B

35

75 of 76

Grupo Simec S.A.B. de C.V. (NYSE: SIM)

(Alternative to NGD)

Metals and Mining

*****

$1.30B

35

334 of 345

Of course, some of today's winners might continue to rack up outsize returns. But isn't it better to snag tomorrow's winners before they start running up?

Find out if your hot stocks still have sizzle
How do your stocks compare to the CAPS community's best investment ideas? Find out in an instant by plugging your tickers into the completely free Motley Fool Stocks 360 program. You'll also get a thorough analysis of how your investments are faring against multiple peer benchmarks. Find out whether you should trade in, trade up, or sit tight by getting a quick 360-degree diagnostic right now.

No individual person selected the stocks in this article, so there is no author to disclose an interest in them. Since this article was automatically generated by identifying the stocks loved both by the CAPS community and by buyers in today's market, it is possible that Motley Fool personnel (and even The Motley Fool itself, through our Million Dollar Portfolio, Motley Fool Pro, and Ready Made Millionaire services), have positions in these stocks. We thought you'd like to know that. You can learn more about The Motley Fool's disclosure policy here.