Who owns Hedera HBAR?

Could you please elaborate on the ownership structure of Hedera HBAR? I'm curious to know who holds the reins of this cryptocurrency and what kind of governance model it follows. Is it decentralized, or are there specific individuals or entities that have significant influence over its direction? Furthermore, how does the ownership structure impact its overall stability and long-term prospects? I'm keen to understand the intricacies surrounding the ownership of Hedera HBAR.