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Contract OI history

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Jan 21, 2028 EXPIRATION

OLMA $10.00 Put

OLMA280121P00010000

Latest saved OI302Oct 23, 2026
Last change+57vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OLMA $10.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3021510 2026-10-08: 2 OI2026-10-13: 2 OI2026-10-14: 58 OI2026-10-16: 148 OI2026-10-20: 245 OI2026-10-23: 302 OI Oct 08, 2026Oct 23, 2026

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

OLMA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing302+57
Oct 20, 2026245+97
Oct 16, 2026148+90
Oct 14, 202658+56
Oct 13, 202620
Oct 08, 20262No prior observation