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Contract OI history

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Mar 19, 2027 EXPIRATION

HSBC $90.00 Put

HSBC270319P00090000

Latest saved OI639Oct 20, 2026
Last change0vs previous saved observation
Saved market days8Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HSBC $90.00 put open interest history 8 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 6393190 2026-10-02: 313 OI2026-10-05: 313 OI2026-10-06: 488 OI2026-10-09: 638 OI2026-10-13: 639 OI2026-10-15: 639 OI2026-10-16: 639 OI2026-10-20: 639 OI Oct 02, 2026Oct 20, 2026

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

HSBC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing6390
Oct 16, 20266390
Oct 15, 20266390
Oct 13, 2026639+1
Oct 09, 2026638+150
Oct 06, 2026488+175
Oct 05, 20263130
Oct 02, 2026313No prior observation