The purpose of the Bollinger Bands is to provide a relative definition of high and low. By definition prices are high at the upper band and low at the lower band. This definition can aid in rigorous pattern recognition and is useful in comparing price action of the action of indicators to arrive at systematic trading decision.
Calculation: Bollinger Bands:
1) Middle Band = 20-day simple moving average (SMA);
2) Upper Band = 20-day SMA + (20-day standard deviation of price x 2);
3) Lower Band = 20-day SMA - (20-day standard deviation of price x 2);
PROFILE: Maca (MLD.AX)
Stock Exchange: ASX
Ticker Codes: | MLD.AX | ASX:MLD |
MACA Limited operates as a mining, civil construction, and road infrastructure company in Australia and Brazil. The company offers loading and hauling services; and drilling and blasting services, including production drilling and blasting for surface mining operations or quarries, pre-split drilling, contour drilling and pioneering, blast hole sample drilling, probe drilling, pre-split and final wall blasting, drill and blast design, blasting solutions for civil construction, and controlled blasting. It also provides crushing and screening services to deliver tailored screening and sizing solutions, as well as materials handling solutions. In addition, the company offers civil road and infrastructure asset management and maintenance services, including roads construction and maintenance, design and construction of bridges, and parks and gardens management services, as well as vegetation management, verge work, heavy lifts and safety barrier, and specialist services to government organizations. MACA Limited was incorporated in 2002 and is headquartered in Welshpool, Australia.
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