Some investors sell because the stock seems more expensive than it was, even though a given holding represents the same percentage ownership of the company. (tsinetwork.ca)
Based on that valuation, the company will decide what percentage ownership it wants to make public. (personalprofitability.com)
But, what if a game jam to used to explore one's ideas, and then others join the team and want percentage ownership of those ideas? (xona.com)