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Contract OI history

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Sep 17, 2027 EXPIRATION

SO $70.00 Put

SO270917P00070000

Latest saved OI1,706Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SO $70.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,7068530 2026-10-02: 1,682 OI2026-10-05: 1,687 OI2026-10-06: 1,705 OI2026-10-07: 1,705 OI2026-10-08: 1,705 OI2026-10-09: 1,705 OI2026-10-13: 1,706 OI2026-10-14: 1,706 OI2026-10-15: 1,706 OI2026-10-16: 1,706 OI2026-10-21: 1,706 OI2026-10-23: 1,706 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, 20261,7060
Oct 21, 2026Viewing1,7060
Oct 16, 20261,7060
Oct 15, 20261,7060
Oct 14, 20261,7060
Oct 13, 20261,706+1
Oct 09, 20261,7050
Oct 08, 20261,7050
Oct 07, 20261,7050
Oct 06, 20261,705+18
Oct 05, 20261,687+5
Oct 02, 20261,682No prior observation