{"data":[{"settlementDate":"2026-10-15","symbol":"SION","shortQty":3676508,"avgDailyVol":983094,"daysToCover":"3.74","changePct":"-3.19","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-09-30","symbol":"SION","shortQty":3797732,"avgDailyVol":1647766,"daysToCover":"2.30","changePct":"-4.25","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-09-15","symbol":"SION","shortQty":3966138,"avgDailyVol":1280298,"daysToCover":"3.10","changePct":"-7.74","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-08-31","symbol":"SION","shortQty":4298665,"avgDailyVol":1642953,"daysToCover":"2.62","changePct":"1.20","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-08-14","symbol":"SION","shortQty":4247834,"avgDailyVol":7351935,"daysToCover":"1.00","changePct":"1.18","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-07-31","symbol":"SION","shortQty":4198394,"avgDailyVol":618000,"daysToCover":"6.79","changePct":"-20.14","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-07-15","symbol":"SION","shortQty":5257277,"avgDailyVol":456753,"daysToCover":"11.51","changePct":"-4.80","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-06-30","symbol":"SION","shortQty":5522307,"avgDailyVol":544387,"daysToCover":"10.14","changePct":"10.53","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-06-15","symbol":"SION","shortQty":4996300,"avgDailyVol":360220,"daysToCover":"13.87","changePct":"7.70","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-05-29","symbol":"SION","shortQty":4639069,"avgDailyVol":319204,"daysToCover":"14.53","changePct":"-2.15","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-05-15","symbol":"SION","shortQty":4740815,"avgDailyVol":421449,"daysToCover":"11.25","changePct":"12.06","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-04-30","symbol":"SION","shortQty":4230439,"avgDailyVol":455368,"daysToCover":"9.29","changePct":"11.33","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-04-15","symbol":"SION","shortQty":3799971,"avgDailyVol":446313,"daysToCover":"8.51","changePct":"1.15","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-03-31","symbol":"SION","shortQty":3756705,"avgDailyVol":332759,"daysToCover":"11.29","changePct":"6.00","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-03-13","symbol":"SION","shortQty":3544166,"avgDailyVol":287319,"daysToCover":"12.34","changePct":"5.79","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-02-27","symbol":"SION","shortQty":3350255,"avgDailyVol":143394,"daysToCover":"23.36","changePct":"9.31","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-02-13","symbol":"SION","shortQty":3064857,"avgDailyVol":407220,"daysToCover":"7.53","changePct":"-2.50","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-01-30","symbol":"SION","shortQty":3143560,"avgDailyVol":231949,"daysToCover":"13.55","changePct":"2.94","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2026-01-15","symbol":"SION","shortQty":3053667,"avgDailyVol":312305,"daysToCover":"9.78","changePct":"-6.27","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-12-31","symbol":"SION","shortQty":3258091,"avgDailyVol":384534,"daysToCover":"8.47","changePct":"13.26","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-12-15","symbol":"SION","shortQty":2876610,"avgDailyVol":289353,"daysToCover":"9.94","changePct":"0.49","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-11-28","symbol":"SION","shortQty":2862557,"avgDailyVol":266254,"daysToCover":"10.75","changePct":"-3.73","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-11-14","symbol":"SION","shortQty":2973430,"avgDailyVol":194700,"daysToCover":"15.27","changePct":"0.26","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-10-31","symbol":"SION","shortQty":2965776,"avgDailyVol":364626,"daysToCover":"8.13","changePct":"-12.05","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-10-15","symbol":"SION","shortQty":3372058,"avgDailyVol":299618,"daysToCover":"11.25","changePct":"-14.22","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-09-30","symbol":"SION","shortQty":3931123,"avgDailyVol":330552,"daysToCover":"11.89","changePct":"4.22","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-09-15","symbol":"SION","shortQty":3771820,"avgDailyVol":306321,"daysToCover":"12.31","changePct":"8.52","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-08-29","symbol":"SION","shortQty":3475743,"avgDailyVol":197588,"daysToCover":"17.59","changePct":"-3.46","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-08-15","symbol":"SION","shortQty":3600368,"avgDailyVol":174663,"daysToCover":"20.61","changePct":"-2.14","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-07-31","symbol":"SION","shortQty":3679050,"avgDailyVol":144879,"daysToCover":"25.39","changePct":"4.22","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-07-15","symbol":"SION","shortQty":3530059,"avgDailyVol":159485,"daysToCover":"22.13","changePct":"-2.81","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-06-30","symbol":"SION","shortQty":3631953,"avgDailyVol":355385,"daysToCover":"10.22","changePct":"28.46","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-06-13","symbol":"SION","shortQty":2827394,"avgDailyVol":138557,"daysToCover":"20.41","changePct":"-1.55","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-05-30","symbol":"SION","shortQty":2871885,"avgDailyVol":117759,"daysToCover":"24.39","changePct":"11.00","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-05-15","symbol":"SION","shortQty":2587312,"avgDailyVol":173929,"daysToCover":"14.88","changePct":"3.40","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-04-30","symbol":"SION","shortQty":2502341,"avgDailyVol":108120,"daysToCover":"23.14","changePct":"9.20","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-04-15","symbol":"SION","shortQty":2291588,"avgDailyVol":180542,"daysToCover":"12.69","changePct":"0.48","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-03-31","symbol":"SION","shortQty":2280720,"avgDailyVol":272157,"daysToCover":"8.38","changePct":"31.09","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-03-14","symbol":"SION","shortQty":1739754,"avgDailyVol":201340,"daysToCover":"8.64","changePct":"30.91","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-02-28","symbol":"SION","shortQty":1329000,"avgDailyVol":199950,"daysToCover":"6.65","changePct":"110.73","canonicalUrl":"https://xoomar.com/markets/stocks/sion"},{"settlementDate":"2025-02-14","symbol":"SION","shortQty":630656,"avgDailyVol":301375,"daysToCover":"2.09","changePct":"100.00","canonicalUrl":"https://xoomar.com/markets/stocks/sion"}],"updatedAt":"2026-11-04T08:23:46.004Z","source":"xoomar.com","docs":"https://xoomar.com/markets/api","license":"https://xoomar.com/terms","attribution":"Credit XOOMAR with a link to the dataset page on xoomar.com when you republish this data","canonicalUrl":"https://xoomar.com/markets/stocks/sion","meta":{"source":"FINRA","sourceAttribution":"Short interest data: FINRA. FINRA is the owner and source of this data.","notice":"10 requests a minute without a key, 30 with a free key. Get a free key at https://xoomar.com/signup?utm_source=api, register your app at https://xoomar.com/developers/register?utm_source=api, and credit the data as \"Data: XOOMAR\" together with the sourceAttribution line."}}