TER
Teradyne, Inc. Common Stock
stockNASDAQ
At CloseOct 30, 2026 2:29:07 PM EDT
268.01USD-9.526%(-28.22)8,625,039
Pre-marketNov 2, 2026 9:21:30 AM EST
279.93USD+2.026%(+5.56)
After-hoursOct 30, 2026 4:58:30 PM EDT
274.75USD+2.515%(+6.74)
As of 2026-10-15, there were 7,855,474 shares short with a short interest of 5.03%.
TER Short Interest - Official
TER Short Position Change - Official
TER Short Interest - Official
| Settlement Date1 | Short Interest % | Short Position | Days to Cover2 | Short Position Change | Short Position Change % | Shares Out | Shares Float |
|---|---|---|---|---|---|---|---|
| 2026-10-15 | 5.03 | 7,855,474 | 2.91 | -773,620 | -8.97 | 156,340,750 | 156,028,069 |
| 2026-09-30 | 5.53 | 8,629,094 | 3.67 | +530,876 | +6.56 | 156,340,750 | 156,013,998 |
| 2026-09-15 | 5.19 | 8,098,218 | 3.20 | +1,073,498 | +15.28 | 156,340,750 | 156,013,998 |
| 2026-08-31 | 4.50 | 7,024,720 | 2.87 | +179,200 | +2.62 | 156,340,750 | 156,013,998 |
| 2026-08-14 | 4.39 | 6,845,520 | 2.57 | -1,181,765 | -14.72 | 156,340,750 | 156,013,998 |
| 2026-07-31 | 5.14 | 8,027,285 | 1.90 | +728,034 | +9.97 | 156,542,162 | 156,142,978 |
| 2026-07-15 | 4.67 | 7,299,251 | 1.94 | -1,826,139 | -20.01 | 156,542,162 | 156,210,293 |
| 2026-06-30 | 5.84 | 9,125,390 | 1.33 | +273,824 | +3.09 | 156,542,162 | 156,211,858 |
| 2026-06-15 | 5.67 | 8,851,566 | 2.31 | +2,724,119 | +44.46 | 156,542,162 | 156,208,727 |
| 2026-05-15 | 3.92 | 6,127,447 | 1.61 | +724,024 | +13.40 | 156,542,162 | 156,216,554 |
| 2026-04-30 | 3.46 | 5,403,423 | 1.33 | +504,583 | +10.30 | 156,559,428 | 156,215,383 |
| 2026-04-15 | 3.14 | 4,898,840 | 1.64 | +30,608 | +0.63 | 156,559,428 | 156,215,383 |
| 2026-03-31 | 3.12 | 4,868,232 | 1.57 | -305,967 | -5.91 | 156,555,950 | 156,215,383 |
| 2026-03-13 | 3.31 | 5,174,199 | 1.44 | +557,925 | +12.09 | 156,555,950 | 156,215,383 |
| 2026-02-27 | 2.96 | 4,616,274 | 1.67 | -97,749 | -2.07 | 156,555,950 | 156,215,383 |
| 2026-02-13 | 3.02 | 4,714,023 | 1.00 | +96,796 | +2.10 | 156,608,303 | 156,215,383 |
| 2026-01-30 | 2.96 | 4,617,227 | 1.69 | -334,385 | -6.75 | 156,608,303 | 156,215,383 |
| 2026-01-15 | 3.17 | 4,951,612 | 1.69 | +153,689 | +3.20 | 156,608,303 | 156,215,383 |
| 2025-12-31 | 3.07 | 4,797,923 | 1.84 | -993,941 | -17.16 | 156,608,303 | 156,215,383 |
| 2025-12-15 | 3.71 | 5,791,864 | 1.97 | +289,552 | +5.26 | 156,608,303 | 156,002,229 |
| 2025-11-28 | 3.53 | 5,502,312 | 1.59 | -274,502 | -4.75 | 156,608,303 | 156,002,229 |
| 2025-11-14 | 3.70 | 5,776,814 | 1.68 | -2,994,505 | -34.14 | 156,608,303 | 156,000,663 |
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.