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Contract OI history

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Jan 15, 2027 EXPIRATION

PFE $34.00 Call

PFE270115C00034000

Latest saved OI841Oct 23, 2026
Last change+410vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $34.00 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. 8414200 2026-10-02: 337 OI2026-10-05: 345 OI2026-10-06: 349 OI2026-10-07: 354 OI2026-10-08: 354 OI2026-10-09: 354 OI2026-10-13: 354 OI2026-10-14: 354 OI2026-10-15: 374 OI2026-10-16: 385 OI2026-10-21: 431 OI2026-10-23: 841 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, 2026Viewing841+410
Oct 21, 2026431+46
Oct 16, 2026385+11
Oct 15, 2026374+20
Oct 14, 20263540
Oct 13, 20263540
Oct 09, 20263540
Oct 08, 20263540
Oct 07, 2026354+5
Oct 06, 2026349+4
Oct 05, 2026345+8
Oct 02, 2026337No prior observation