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Contract OI history

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Apr 16, 2027 EXPIRATION

FSK $12.50 Call

FSK270416C00012500

Latest saved OI305Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 01, 2026 onwards
Daily open interest Hover a point for its date and OI
FSK $12.50 call open interest history 11 saved observations from 2026-10-01 to 2026-10-23. Exact values and changes are listed in the table below. 3051520 2026-10-01: 266 OI2026-10-05: 298 OI2026-10-06: 298 OI2026-10-07: 298 OI2026-10-08: 298 OI2026-10-09: 298 OI2026-10-13: 298 OI2026-10-14: 302 OI2026-10-16: 305 OI2026-10-21: 305 OI2026-10-23: 305 OI Oct 01, 2026Oct 23, 2026

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

FSK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3050
Oct 21, 20263050
Oct 16, 2026305+3
Oct 14, 2026302+4
Oct 13, 20262980
Oct 09, 20262980
Oct 08, 20262980
Oct 07, 20262980
Oct 06, 20262980
Oct 05, 2026298+32
Oct 01, 2026266No prior observation