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

 place after market close with respect to 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