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Contract OI history

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Jan 21, 2028 EXPIRATION

TSM $510.00 Call

TSM280121C00510000

Latest saved OI265Oct 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 $510.00 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. 2651320 2026-10-02: 250 OI2026-10-05: 251 OI2026-10-06: 254 OI2026-10-07: 254 OI2026-10-08: 254 OI2026-10-09: 254 OI2026-10-14: 260 OI2026-10-15: 260 OI2026-10-16: 260 OI2026-10-21: 265 OI2026-10-23: 265 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, 2026Viewing2650
Oct 21, 2026265+5
Oct 16, 20262600
Oct 15, 20262600
Oct 14, 2026260+6
Oct 09, 20262540
Oct 08, 20262540
Oct 07, 20262540
Oct 06, 2026254+3
Oct 05, 2026251+1
Oct 02, 2026250No prior observation