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Contract OI history

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Mar 19, 2027 EXPIRATION

TSLX $17.50 Put

TSLX270319P00017500

Latest saved OI279Oct 23, 2026
Last change+20vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLX $17.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2791390 2026-10-02: 244 OI2026-10-05: 244 OI2026-10-06: 244 OI2026-10-07: 249 OI2026-10-08: 250 OI2026-10-09: 250 OI2026-10-13: 254 OI2026-10-14: 255 OI2026-10-16: 255 OI2026-10-20: 259 OI2026-10-23: 279 OI Oct 02, 2026Oct 23, 2026

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

TSLX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing279+20
Oct 20, 2026259+4
Oct 16, 20262550
Oct 14, 2026255+1
Oct 13, 2026254+4
Oct 09, 20262500
Oct 08, 2026250+1
Oct 07, 2026249+5
Oct 06, 20262440
Oct 05, 20262440
Oct 02, 2026244No prior observation