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Contract OI history

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Jan 15, 2027 EXPIRATION

TSSI $15.00 Put

TSSI270115P00015000

Latest saved OI404Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TSSI $15.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4042020 2026-10-09: 404 OI2026-10-14: 404 OI2026-10-15: 404 OI2026-10-16: 404 OI2026-10-21: 404 OI2026-10-23: 404 OI Oct 09, 2026Oct 23, 2026

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

TSSI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264040
Oct 21, 2026Viewing4040
Oct 16, 20264040
Oct 15, 20264040
Oct 14, 20264040
Oct 09, 2026404No prior observation