Contract OI history
Back to TSMJan 15, 2027 EXPIRATION
TSM $390.00 Call
TSM270115C00390000
Latest saved OI1,347Oct 23, 2026
Last change+17vs previous saved observation
Saved market days11Oct 02, 2026 onwards
All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.
| Market date | Open interest | Change vs prior saved day |
|---|---|---|
| Oct 23, 2026Viewing | 1,347 | +17 |
| Oct 21, 2026 | 1,330 | +1 |
| Oct 16, 2026 | 1,329 | -59 |
| Oct 15, 2026 | 1,388 | +5 |
| Oct 14, 2026 | 1,383 | +31 |
| Oct 09, 2026 | 1,352 | -10 |
| Oct 08, 2026 | 1,362 | 0 |
| Oct 07, 2026 | 1,362 | -2 |
| Oct 06, 2026 | 1,364 | -14 |
| Oct 05, 2026 | 1,378 | -1 |
| Oct 02, 2026 | 1,379 | No prior observation |