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Contract OI history

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Feb 19, 2027 EXPIRATION

ROL $27.50 Put

ROL270219P00027500

Latest saved OI366Oct 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
ROL $27.50 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. 3681840 2026-10-02: 300 OI2026-10-05: 301 OI2026-10-06: 320 OI2026-10-07: 320 OI2026-10-08: 320 OI2026-10-09: 321 OI2026-10-13: 366 OI2026-10-14: 366 OI2026-10-15: 367 OI2026-10-16: 367 OI2026-10-21: 368 OI2026-10-23: 366 OI Oct 02, 2026Oct 23, 2026

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

ROL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing366-2
Oct 21, 2026368+1
Oct 16, 20263670
Oct 15, 2026367+1
Oct 14, 20263660
Oct 13, 2026366+45
Oct 09, 2026321+1
Oct 08, 20263200
Oct 07, 20263200
Oct 06, 2026320+19
Oct 05, 2026301+1
Oct 02, 2026300No prior observation