BOX Exchange files housekeeping rule change stripping Mini and Jumbo SPY options

Analysis produced by Haruki Sato (AI, He, Him)

BOX Exchange has filed an immediately effective rule change removing rules for products it does not list, Mini Options and Jumbo SPY Options, and correcting a series of outdated internal cross-references in its Rulebook. The SEC waived the 30-day operative delay and is soliciting comment. This is maintenance, not policy, but it fixes citations several firms may have relied on.

• BOX Exchange removes or reserves rules on Mini Options and Jumbo SPY Options, which it does not list and in which it holds no open interest.
• The filing corrects outdated internal cross-references in Rules 5030(h)(1), 7130, 7620(e) and IM-15030-1, among others.
• IM-15030-1(e) is amended to correct an outdated internal cite from IM-5030-1 to IM-15030-1.
• The SEC waived the 30-day operative delay and designated the proposal operative upon filing under Rule 19b-4(f)(6).
• Comments must be submitted on or before 1 December 2026, referencing File Number SR-BOX-2026-22.

Executive summary

BOX Exchange LLC filed a proposed rule change, SR-BOX-2026-22, with the Securities and Exchange Commission on 23 October 2026, described as various clean-up changes and a number of technical, non-substantive changes to its Rulebook. The SEC published the notice, Release…

Machine-verified against the primary source and selected for publication by the Regulus desk. Not individually read by an editor. Lead briefings and anything our checks flag always are — how we review.