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Contract OI history

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Mar 19, 2027 EXPIRATION

SO $85.00 Call

SO270319C00085000

Latest saved OI288Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SO $85.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3161580 2026-10-02: 272 OI2026-10-05: 274 OI2026-10-06: 271 OI2026-10-07: 272 OI2026-10-08: 297 OI2026-10-09: 297 OI2026-10-13: 316 OI2026-10-14: 316 OI2026-10-15: 316 OI2026-10-16: 293 OI2026-10-21: 290 OI2026-10-23: 288 OI Oct 02, 2026Oct 23, 2026

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

SO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026288-2
Oct 21, 2026Viewing290-3
Oct 16, 2026293-23
Oct 15, 20263160
Oct 14, 20263160
Oct 13, 2026316+19
Oct 09, 20262970
Oct 08, 2026297+25
Oct 07, 2026272+1
Oct 06, 2026271-3
Oct 05, 2026274+2
Oct 02, 2026272No prior observation