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Contract OI history

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Dec 17, 2027 EXPIRATION

PFE $37.00 Call

PFE271217C00037000

Latest saved OI1,594Oct 23, 2026
Last change-24vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
PFE $37.00 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. 1,6908450 2026-10-02: 1,633 OI2026-10-05: 1,633 OI2026-10-06: 1,690 OI2026-10-07: 1,484 OI2026-10-08: 1,484 OI2026-10-09: 1,475 OI2026-10-13: 1,475 OI2026-10-14: 1,475 OI2026-10-15: 1,491 OI2026-10-16: 1,542 OI2026-10-21: 1,618 OI2026-10-23: 1,594 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, 2026Viewing1,594-24
Oct 21, 20261,618+76
Oct 16, 20261,542+51
Oct 15, 20261,491+16
Oct 14, 20261,4750
Oct 13, 20261,4750
Oct 09, 20261,475-9
Oct 08, 20261,4840
Oct 07, 20261,484-206
Oct 06, 20261,690+57
Oct 05, 20261,6330
Oct 02, 20261,633No prior observation