Self-Regulatory Organizations; BOX Exchange LLC; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Amend Rule 5050 To Amend the Short Term Option Series Program With Respect to Qualifying Securities

individual stock to avoid permitting an additional expiry on a day where post-close price volatility may be impacted due to the Earnings Announcement. Pursuant to IM-5050-6, an Earnings Announcement shall include official public quarterly or yearly earnings filed with the Securities and Exchange Commission. --------------------------------------------------------------------------- Proposal At this time, the Exchange proposes to amend the listing and trading of Qualifying Securities to: (1) permit the listing of up to two Tuesday and Thursday Expirations for options on certain Exchange- Traded Funds that meet the current criteria in addition to the existing Monday and Wednesday Expirations; and (2) permit the listing of up to two Monday and Wednesday Expirations for options on additional Exchange-Traded Fund Shares that meet new additional criteria. As noted above, the Exchange proposes to designate the Exchange-Traded Fund Shares that meet the current criteria in IM-5050-6 as ``Tier 1 Qualifying Securities'' and designate the Exchange-Traded Fund Shares that meet the proposed new set of criteria for Qualifying Securities that would only be permitted to trade up to two Monday and Wednesday Expirations, as ``Tier 2 Qualifying Securities.'' Expansion of Exchange-Traded Fund Shares Qualifying Securities In January 2026, the Exchange filed to permit the listing of Qualifying Securi