The average trade of an individual is in the thousands of shares, whereas the institutional trade can be in the millions of shares. Clearly, the bigger the order, the bigger the move in the stock.
While it's wonderful that investors have access to all the data now available to them, it has become a full-time job to sift through it and separate out the valuable news from the useless noise.
Some studies show that women can be better money managers than men because they tend to be more conservative and do their homework. Men tend to take more risks without the research.
Selling cookies helped me to realize that you needed to have a certain way to communicate with people. You also needed business skills. You knew you needed to sell a certain amount of boxes, so that gave me some business sense.
News is important information that may influence your investments. Noise is talk or buzz or some headline that prevents you from seeing a story clearly. News is useful. Noise is a distraction. Calling what's noise and news after the fact is easy.
The institutional investor remains the bigger influence on individual trades simply because the institutional investor has more money to support the order and that will have more of an impact on the stock.