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Contract OI history

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Dec 18, 2026 EXPIRATION

INSW $75.00 Put

INSW261218P00075000

Latest saved OI204Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
INSW $75.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2201100 2026-10-02: 220 OI2026-10-05: 220 OI2026-10-06: 220 OI2026-10-07: 220 OI2026-10-08: 220 OI2026-10-09: 220 OI2026-10-13: 219 OI2026-10-14: 219 OI2026-10-15: 219 OI2026-10-16: 219 OI2026-10-21: 204 OI2026-10-23: 204 OI Oct 02, 2026Oct 23, 2026

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

INSW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2040
Oct 21, 2026204-15
Oct 16, 20262190
Oct 15, 20262190
Oct 14, 20262190
Oct 13, 2026219-1
Oct 09, 20262200
Oct 08, 20262200
Oct 07, 20262200
Oct 06, 20262200
Oct 05, 20262200
Oct 02, 2026220No prior observation