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SIA · Sienna Senior Living Inc. · Short Interest

19.6100 CAD -0.0600 (-0.31%) At close · Nov 2 Intraday price with Plus

Aggregate short positions in this Sienna Senior Living Inc. listing as reported to CIRO, the Canadian Investment Regulatory Organization, as of the 15th and the last day of each month.

Short positions

Aggregate short positions in this listing as reported to CIRO, as of the 15th and the last day of each month and published a few days later. Capture began with the reports CIRO still served at its first read, about a year back, and grows twice a month. Net change is CIRO's change from its previous report. Average daily volume and days to cover come from this listing's own daily volume over the trading days since the previous as-of date, and are blank when no volume is held for that period.

Short positions reported to CIRO, the Canadian Investment Regulatory Organization (Consolidated Short Position Report)
As ofShort position (shares)Net changeAvg daily volumeDays to cover
2026-10-15 2,317,554 -504,090 461,640 5.02
2026-09-30 2,821,644 -468,525 525,582 5.37
2026-09-15 3,290,169 +955,742 376,540 8.74
2026-08-31 2,334,427 -752,260 368,400 6.34
2026-08-15 3,086,687 +1,109,810 578,467 5.34
2026-07-31 1,976,877 -669,076 246,400 8.02
2026-07-15 2,645,953 +655,596 329,030 8.04
2026-06-30 1,990,357 -679,428 547,909 3.63
2026-06-15 2,669,785 +1,010,249 350,618 7.61
2026-05-31 1,659,536 -4,733 338,722 4.90
2026-05-15 1,664,269 +203,269 292,909 5.68
2026-04-30 1,461,000 -10,905 234,245 6.24
2026-04-15 1,471,905 +529,821 280,860 5.24
2026-03-31 942,084 -536,616 507,917 1.85
2026-03-15 1,478,700 +349,324 225,330 6.56
2026-02-28 1,129,376 -97,174 424,233 2.66
2026-02-15 1,226,550 +521,303 321,690 3.81
2026-01-31 705,247 -92,742 294,118 2.40
2026-01-15 797,989 -10,128 259,370 3.08
2025-12-31 808,117 +36,273 509,810 1.59
2025-12-15 771,844 +125,456 220,391 3.50
2025-11-30 646,388 -23,717 334,710 1.93
2025-11-15 670,105 +8,015 212,210 3.16
2025-10-31 662,090 -178,826 210,167 3.15

24 reports between 2025-10-31 and 2026-10-15.

Showing 1–24 of 24 reports