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Contract OI history

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Sep 17, 2027 EXPIRATION

RBLX $40.00 Put

RBLX270917P00040000

Latest saved OI3,696Oct 23, 2026
Last change+1,556vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RBLX $40.00 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. 3,6961,8480 2026-10-02: 21 OI2026-10-05: 21 OI2026-10-06: 20 OI2026-10-07: 22 OI2026-10-08: 22 OI2026-10-09: 1,845 OI2026-10-13: 1,849 OI2026-10-14: 1,849 OI2026-10-15: 1,849 OI2026-10-16: 1,849 OI2026-10-21: 2,140 OI2026-10-23: 3,696 OI Oct 02, 2026Oct 23, 2026

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

RBLX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,696+1,556
Oct 21, 20262,140+291
Oct 16, 20261,8490
Oct 15, 20261,8490
Oct 14, 20261,8490
Oct 13, 20261,849+4
Oct 09, 20261,845+1,823
Oct 08, 2026220
Oct 07, 202622+2
Oct 06, 202620-1
Oct 05, 2026210
Oct 02, 202621No prior observation