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Contract OI history

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Mar 19, 2027 EXPIRATION

WTRG $40.00 Call

WTRG270319C00040000

Latest saved OI106Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WTRG $40.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 107530 2026-10-02: 101 OI2026-10-05: 101 OI2026-10-06: 104 OI2026-10-07: 104 OI2026-10-08: 104 OI2026-10-09: 104 OI2026-10-14: 104 OI2026-10-15: 107 OI2026-10-16: 107 OI2026-10-21: 106 OI2026-10-23: 106 OI Oct 02, 2026Oct 23, 2026

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

WTRG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1060
Oct 21, 2026106-1
Oct 16, 20261070
Oct 15, 2026107+3
Oct 14, 20261040
Oct 09, 20261040
Oct 08, 20261040
Oct 07, 20261040
Oct 06, 2026104+3
Oct 05, 20261010
Oct 02, 2026101No prior observation