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Contract OI history

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Jan 15, 2027 EXPIRATION

P $85.00 Put

P270115P00085000

Latest saved OI247Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
P $85.00 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. 2551270 2026-10-02: 253 OI2026-10-05: 252 OI2026-10-06: 251 OI2026-10-07: 251 OI2026-10-08: 251 OI2026-10-09: 255 OI2026-10-13: 245 OI2026-10-14: 245 OI2026-10-15: 245 OI2026-10-16: 245 OI2026-10-21: 248 OI2026-10-23: 247 OI Oct 02, 2026Oct 23, 2026

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

P contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026247-1
Oct 21, 2026Viewing248+3
Oct 16, 20262450
Oct 15, 20262450
Oct 14, 20262450
Oct 13, 2026245-10
Oct 09, 2026255+4
Oct 08, 20262510
Oct 07, 20262510
Oct 06, 2026251-1
Oct 05, 2026252-1
Oct 02, 2026253No prior observation