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Contract OI history

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Nov 20, 2026 EXPIRATION

VST $100.00 Put

VST261120P00100000

Latest saved OI463Oct 23, 2026
Last change+52vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $100.00 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. 4632310 2026-10-02: 360 OI2026-10-05: 358 OI2026-10-06: 359 OI2026-10-07: 362 OI2026-10-08: 362 OI2026-10-09: 363 OI2026-10-14: 372 OI2026-10-15: 372 OI2026-10-16: 371 OI2026-10-21: 411 OI2026-10-23: 463 OI Oct 02, 2026Oct 23, 2026

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

VST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing463+52
Oct 21, 2026411+40
Oct 16, 2026371-1
Oct 15, 20263720
Oct 14, 2026372+9
Oct 09, 2026363+1
Oct 08, 20263620
Oct 07, 2026362+3
Oct 06, 2026359+1
Oct 05, 2026358-2
Oct 02, 2026360No prior observation