Best firsthand knowledge available comes from FINRA, a not-for-profit organization authorized by Congress to protect America’s investors by making sure the broker-dealer industry operates fairly and honestly. https://www.finra.org/about
They issue reports on a regular basis that have shown for many months there is no large short position in erhe stock. Unfortunately, a small circle of investors continues to circulate unsubstantiated rumors of offshore shorting and a looming short squeeze even though since they began over 4 years ago they have remained unfulfilled and erhe continues to trade near zero.