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Contract OI history

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Nov 20, 2026 EXPIRATION

BWXT $135.00 Put

BWXT261120P00135000

Latest saved OI443Oct 23, 2026
Last change-21vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BWXT $135.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4642320 2026-10-02: 243 OI2026-10-05: 244 OI2026-10-06: 274 OI2026-10-07: 291 OI2026-10-08: 291 OI2026-10-09: 335 OI2026-10-13: 348 OI2026-10-14: 348 OI2026-10-15: 399 OI2026-10-16: 433 OI2026-10-21: 464 OI2026-10-23: 443 OI Oct 02, 2026Oct 23, 2026

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

BWXT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing443-21
Oct 21, 2026464+31
Oct 16, 2026433+34
Oct 15, 2026399+51
Oct 14, 20263480
Oct 13, 2026348+13
Oct 09, 2026335+44
Oct 08, 20262910
Oct 07, 2026291+17
Oct 06, 2026274+30
Oct 05, 2026244+1
Oct 02, 2026243No prior observation