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Contract OI history

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Mar 19, 2027 EXPIRATION

PFE $34.00 Call

PFE270319C00034000

Latest saved OI925Oct 23, 2026
Last change+104vs 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. 9254620 2026-10-02: 156 OI2026-10-05: 155 OI2026-10-06: 156 OI2026-10-07: 158 OI2026-10-08: 158 OI2026-10-09: 179 OI2026-10-13: 180 OI2026-10-14: 180 OI2026-10-15: 191 OI2026-10-16: 211 OI2026-10-21: 821 OI2026-10-23: 925 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, 2026Viewing925+104
Oct 21, 2026821+610
Oct 16, 2026211+20
Oct 15, 2026191+11
Oct 14, 20261800
Oct 13, 2026180+1
Oct 09, 2026179+21
Oct 08, 20261580
Oct 07, 2026158+2
Oct 06, 2026156+1
Oct 05, 2026155-1
Oct 02, 2026156No prior observation