Parses all non-ETF tickers from the NASDAQ FTP server, has other exchanges like ETFs as well

TickerParser.scala

// Nasdaq Traded|Symbol|Security Name|Listing Exchange|Market Category|ETF|Round Lot Size|Test Issue|Financial Status|CQS Symbol|NASDAQ Symbol|NextShares
// 1  - Nasdaq Traded
// 2  - Symbol
// 3  - Security Name
// 4  - Listing Exchange
// 5  - Market Category
// 6  - ETF
// 7  - Round Lot Size
// 8  - Test Issue
// 9  - Financial Status
// 10  - CQS Symbol
// 11 - NASDAQ Symbol
// 12 - NextShares
object TickerParser extends App {
  val lineIter = scala.io.Source.fromFile("nasdaqtraded.txt").getLines
  val tickers = lineIter.collect{_.split("\\|") match { case Array(a,b,c,d,e,f,g,h,i,j,k,l) => (a,b,c,d,e,f,g,h,i,j,k,l)}}.toList
  // Stocks have ETF == "N"
  val stocks = tickers.filter(_._6=="N").toList
  println(s"Total tickers ${tickers.size}, Stocks = ${stocks.size}")
}

See https://gist.github.com/lloydroc/6f01ee8afa2eab8f4eb92263bbf4ccc4 on how to download the nasdaqtraded.txt file.