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Contract OI history

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Jan 21, 2028 EXPIRATION

TSM $260.00 Call

TSM280121C00260000

Latest saved OI440Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSM $260.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4422210 2026-10-02: 442 OI2026-10-05: 442 OI2026-10-06: 439 OI2026-10-07: 439 OI2026-10-08: 439 OI2026-10-09: 439 OI2026-10-14: 440 OI2026-10-15: 440 OI2026-10-16: 440 OI2026-10-21: 440 OI2026-10-23: 440 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TSM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4400
Oct 21, 20264400
Oct 16, 20264400
Oct 15, 20264400
Oct 14, 2026440+1
Oct 09, 20264390
Oct 08, 20264390
Oct 07, 20264390
Oct 06, 2026439-3
Oct 05, 20264420
Oct 02, 2026442No prior observation