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Contract OI history

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Mar 19, 2027 EXPIRATION

PFE $31.00 Call

PFE270319C00031000

Latest saved OI4,714Oct 23, 2026
Last change-91vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $31.00 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. 4,8052,4020 2026-10-02: 3,280 OI2026-10-05: 3,318 OI2026-10-06: 3,380 OI2026-10-07: 3,415 OI2026-10-08: 3,415 OI2026-10-09: 3,472 OI2026-10-13: 3,536 OI2026-10-14: 3,536 OI2026-10-15: 3,944 OI2026-10-16: 4,158 OI2026-10-21: 4,805 OI2026-10-23: 4,714 OI Oct 02, 2026Oct 23, 2026

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

PFE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4,714-91
Oct 21, 20264,805+647
Oct 16, 20264,158+214
Oct 15, 20263,944+408
Oct 14, 20263,5360
Oct 13, 20263,536+64
Oct 09, 20263,472+57
Oct 08, 20263,4150
Oct 07, 20263,415+35
Oct 06, 20263,380+62
Oct 05, 20263,318+38
Oct 02, 20263,280No prior observation