@sdetweil Thanks. For anyone else looking to do this, here’s how I modified the code:
        eventTransformer: (ev) => {
                    if (!ev.isFullday) {
                    let t = new Date(ev.startDate)
                    const amPm = t.getHours() >= 12 ? 'p' : 'a';
                    let time = (t.getMinutes() === 0) ? String(t.getHours() % 12 || 12) : String( (t.getHours() % 12 || 12)  + ':' + t.getMinutes())
                    ev.title = `<span class="myTime">${time}${amPm}</span> ${ev.title}`
                    }
                return ev
                }