The White House Press Office routinely announces a full lid once the president's public schedule concludes for the day, signaling no further official events, briefings, or statements are planned. Under the current administration, this determination hinges on factors such as scheduled policy meetings, intelligence briefings, executive order signings, and travel announcements, with recent examples including lids called around 6 PM on June 2 and 3 amid briefings by acting personnel like CMS Administrator Mehmet Oz during the press secretary's maternity leave. Scheduled activities through early June include in-town pool coverage, closed-press sessions, and potential out-of-town trips later in the month that could extend operations past 6:30 PM ET. Trader assessments reflect observed patterns in daily scheduling and the low frequency of late-breaking developments during this period.