ZYME
Zymeworks Inc.
stockNASDAQ
Market OpenOct 5, 2026 11:56:04 AM EDT
26.09USD+3.738%(+0.94)198,726
26.06Bid26.10Ask0.04SpreadAs of 2026-09-15, there were 4,939,072 shares short with a short interest of 7.26%.
ZYME Short Interest - Official
Short Interest
ZYME Short Position Change - Official
Short Position Change
ZYME Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | 7.26 | 4,939,072 | 7.97 | +214,241 | +4.53 | 71,509,241 | 68,012,219 |
| 2026-08-31 | 6.95 | 4,724,831 | 5.71 | +186,478 | +4.11 | 71,509,241 | 68,012,219 |
| 2026-08-14 | 6.67 | 4,538,353 | 8.50 | +431,763 | +10.51 | 70,959,241 | 68,012,219 |
| 2026-07-31 | 6.04 | 4,106,590 | 10.90 | +4,333 | +0.11 | 73,573,945 | 68,012,219 |
| 2026-07-15 | 6.03 | 4,102,257 | 7.56 | -262,061 | -6.00 | 73,573,945 | 67,994,693 |
| 2026-06-30 | 6.41 | 4,364,318 | 6.19 | -121,324 | -2.70 | 73,573,945 | 68,094,004 |
| 2026-06-15 | 6.59 | 4,485,642 | 5.57 | +14,669 | +0.33 | 73,573,945 | 68,094,004 |
| 2026-05-15 | 6.45 | 4,470,973 | 6.64 | -177,252 | -3.81 | 73,573,945 | 69,336,820 |
| 2026-04-30 | 6.26 | 4,648,225 | 8.40 | -3,951 | -0.08 | 74,302,791 | 74,204,914 |
| 2026-04-15 | 6.27 | 4,652,176 | 7.00 | +190,656 | +4.27 | 74,302,791 | 74,204,914 |
| 2026-03-31 | 6.01 | 4,461,520 | 8.06 | +383,182 | +9.40 | 74,302,791 | 74,204,914 |
| 2026-03-13 | 5.50 | 4,078,338 | 4.21 | -57,080 | -1.38 | 74,302,791 | 74,204,914 |
| 2026-02-27 | 5.57 | 4,135,418 | 9.03 | +162,110 | +4.08 | 75,389,718 | 74,204,914 |
| 2026-02-13 | 5.35 | 3,973,308 | 7.22 | +195,399 | +5.17 | 75,389,718 | 74,204,914 |
| 2026-01-30 | 5.09 | 3,777,909 | 5.88 | -45,413 | -1.19 | 75,389,718 | 74,204,914 |
| 2026-01-15 | 5.15 | 3,823,322 | 2.98 | +219,557 | +6.09 | 75,389,718 | 74,204,914 |
| 2025-12-31 | 4.86 | 3,603,765 | 6.44 | -335,205 | -8.51 | 75,389,718 | 74,204,914 |
| 2025-12-15 | 5.31 | 3,938,970 | 5.68 | -1,670,200 | -29.78 | 75,389,718 | 74,204,914 |
| 2025-11-28 | 7.56 | 5,609,170 | 1.95 | -2,932,365 | -34.33 | 75,389,718 | 74,204,914 |
| 2025-11-14 | 11.51 | 8,541,535 | 7.96 | +1,010,445 | +13.42 | 75,389,718 | 74,204,914 |
| 2025-10-31 | 10.30 | 7,531,090 | 7.56 | +483,466 | +6.86 | 75,735,385 | 73,127,918 |
| 2025-10-15 | 9.64 | 7,047,624 | 9.88 | +128,739 | +1.86 | 75,735,385 | 73,127,918 |
Historical data is split-adjusted.
1 Data from Finra. Finra publishes an updated file every two weeks.
2 Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.