# RNN 1st Gen Model Martin Marietta Materials, Inc. Mining & quarrying of nonmetallic minerals, except fuels

Martin Marietta Materials, Inc. is engaged principally in the building materials business, including aggregates, cement, ready mixed concrete and asphalt and paving product lines. The aggregates product line is sold and shipped from a network of more than 270 quarries and distribution facilities in 26 states, Canada, the Bahamas and the Caribbean Islands. The cement, ready mixed concrete and asphalt and paving product lines are located in strategic, vertically integrated markets, predominantly Texas and Colorado. Building materials are used for construction of highways and other infrastructure projects, and in the non-residential and residential construction industries. Aggregates and cement products are also used in the railroad, agricultural, utility and environmental industries. The Company also has a Magnesia Specialties business that manufactures and markets magnesia-based chemical products used in industrial, agricultural, and environmental applications, and dolomitic lime.

Industry sector: Construction

Sector classification: Mining & quarrying of nonmetallic minerals, except fuels

Deep Learning based analysis and prediction model for Martin Marietta Materials, Inc. (MLM) stock is a 1st Generation Non-linear Autoregresive with exogenous variable(s) (NARX) model based on the Recurrent Neural Network architecture.

Model is in the production pipeline since Oct. 22, 2015.

Market data for MLM model training are being downloaded from the Quandl premium datasets on a daily basis.
Risks related to the novel coronavirus disease 2019 (COVID-19) caused by the virus named “SARS-CoV-2” are accounted for in this model in the form of the historical data coincided with outbreaks and other global events in the past used to train ML prediction model for MLM.

Model is being retrained on a daily basis.