It seems that Altcoins price is following Bitcoin, in fact is not. Other major crypto currency or Altcoins have own price, and the prices are not influenced by Bitcoin. As Bitcoin, it is influenced by the holders of itself. It should be recognized by Crypto currency users about its price in order not continuously miss understood about the fundamentals of Bitcoin and Altcoins.
In addition, in creating and building Altcoins, the developers are doing the best to have good competition in the market cap of its coins to get high value.