September Short Interest Swings Across Four Stocks

September short-interest data showed sharp increases for Izotropic and Cyabra, while short interest fell steeply for ProShares Ultra Communication Services Select Sector and Spacsphere Acquisition. Izotropic’s short interest rose 1,938.3% to 17,142 shares, though reported shorted shares remained 0.0% of its stock. Cyabra’s increased 2,457.2% to 1,550,919 shares, equal to 10.7% of shares outstanding; its analyst consensus was Hold. ProShares Ultra Communication Services Select Sector’s short interest declined 95.7% to 35 shares, and Spacsphere Acquisition’s fell 91.3% to 36 shares.