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Contract OI history

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Apr 16, 2027 EXPIRATION

SON $55.00 Call

SON270416C00055000

Latest saved OI670Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SON $55.00 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. 6703350 2026-10-02: 357 OI2026-10-05: 357 OI2026-10-06: 357 OI2026-10-07: 433 OI2026-10-08: 614 OI2026-10-09: 618 OI2026-10-13: 618 OI2026-10-14: 618 OI2026-10-15: 618 OI2026-10-16: 618 OI2026-10-21: 670 OI2026-10-23: 670 OI Oct 02, 2026Oct 23, 2026

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

SON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20266700
Oct 21, 2026Viewing670+52
Oct 16, 20266180
Oct 15, 20266180
Oct 14, 20266180
Oct 13, 20266180
Oct 09, 2026618+4
Oct 08, 2026614+181
Oct 07, 2026433+76
Oct 06, 20263570
Oct 05, 20263570
Oct 02, 2026357No prior observation