TECX
Tectonic Therapeutic, Inc. Common Stock
stockNASDAQ
At CloseNov 13, 2026 3:59:54 PM EST
21.04USD0.000%(0.00)300,640
Pre-marketNov 13, 2026 9:19:30 AM EST
22.00USD+4.563%(+0.96)
After-hoursNov 13, 2026 4:00:30 PM EST
21.14USD+0.475%(+0.10)
As of 2026-10-30, there were 2,375,596 shares short with a short interest of 23.37%.
TECX Short Interest - Official
TECX Short Position Change - Official
TECX Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-30 | 23.37 | 2,375,596 | 13.66 | +150,962 | +6.79 | 19,549,366 | 10,165,219 |
| 2026-10-15 | 21.88 | 2,224,634 | 10.58 | +2,450 | +0.11 | 19,549,366 | 10,165,219 |
| 2026-09-30 | 23.44 | 2,222,184 | 8.07 | +3,635 | +0.16 | 19,549,366 | 9,481,055 |
| 2026-09-15 | 23.40 | 2,218,549 | 13.01 | +276,123 | +14.22 | 19,549,366 | 9,481,055 |
| 2026-08-31 | 20.49 | 1,942,426 | 7.59 | +215,517 | +12.48 | 19,549,366 | 9,481,055 |
| 2026-08-14 | 18.21 | 1,726,909 | 8.43 | -37,990 | -2.15 | 19,549,366 | 9,481,055 |
| 2026-07-31 | 18.62 | 1,764,899 | 10.76 | -171,792 | -8.87 | 18,869,186 | 9,481,055 |
| 2026-07-15 | 19.25 | 1,936,691 | 7.58 | -199,980 | -9.36 | 18,869,186 | 10,061,805 |
| 2026-06-30 | 19.02 | 2,136,671 | 14.31 | -15,571 | -0.72 | 18,869,186 | 11,233,581 |
| 2026-06-15 | 19.16 | 2,152,242 | 16.65 | -459,782 | -17.60 | 18,869,186 | 11,233,581 |
| 2026-05-15 | 23.20 | 2,612,024 | 10.23 | +158,610 | +6.46 | 18,869,186 | 11,259,243 |
| 2026-04-30 | 23.44 | 2,453,414 | 10.89 | +28,361 | +1.17 | 18,848,500 | 10,468,138 |
| 2026-04-15 | 23.17 | 2,425,053 | 13.55 | +11,324 | +0.47 | 18,776,626 | 10,468,138 |
| 2026-03-31 | 23.06 | 2,413,729 | 12.64 | -380,233 | -13.61 | 18,776,626 | 10,468,138 |
| 2026-03-13 | 26.69 | 2,793,962 | 5.99 | -297,168 | -9.61 | 18,776,626 | 10,468,138 |
| 2026-02-27 | 29.53 | 3,091,130 | 10.81 | -564,608 | -15.44 | 18,716,280 | 10,468,138 |
| 2026-02-13 | 34.92 | 3,655,738 | 4.41 | -113,048 | -3.00 | 18,716,280 | 10,468,138 |
| 2026-01-30 | 36.00 | 3,768,786 | 16.36 | -209,205 | -5.26 | 18,716,280 | 10,468,138 |
| 2026-01-15 | 38.00 | 3,977,991 | 18.07 | +237,656 | +6.35 | 18,716,280 | 10,468,138 |
| 2025-12-31 | 35.73 | 3,740,335 | 9.72 | -1,612,907 | -30.13 | 18,716,280 | 10,468,138 |
| 2025-12-15 | 51.14 | 5,353,242 | 21.15 | +263,448 | +5.18 | 18,716,280 | 10,468,138 |
| 2025-11-28 | 48.63 | 5,089,794 | 14.54 | +84,816 | +1.69 | 18,716,280 | 10,466,304 |
| 2025-11-14 | 51.35 | 5,004,978 | 9.56 | +180,818 | +3.75 | 18,716,280 | 9,745,941 |
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.