stack-group-fill

<svg fill="currentColor" xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 -960 960 960"><path d="M380-80q-24.75 0-42.37-17.63Q320-115.25 320-140v-180H140q-24.75 0-42.37-17.63Q80-355.25 80-380v-440q0-24.75 17.63-42.38Q115.25-880 140-880h440q24.75 0 42.38 17.62Q640-844.75 640-820v180h180q24.75 0 42.38 17.62Q880-604.75 880-580v440q0 24.75-17.62 42.37Q844.75-80 820-80H380Z"/></svg>

<i class="ti ti-stack-group-fill"></i>

ti ti-stack-group-fill

<i class="ti ti-038829"></i>

ti ti-038829

<svg aria-hidden="true" focusable="false" fill="currentColor" xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 -960 960 960"><path d="M380-80q-24.75 0-42.37-17.63Q320-115.25 320-140v-180H140q-24.75 0-42.37-17.63Q80-355.25 80-380v-440q0-24.75 17.63-42.38Q115.25-880 140-880h440q24.75 0 42.38 17.62Q640-844.75 640-820v180h180q24.75 0 42.38 17.62Q880-604.75 880-580v440q0 24.75-17.62 42.37Q844.75-80 820-80H380Z"/></svg>

<svg aria-hidden="true" focusable="false" fill="currentColor" xmlns="http://www.w3.org/2000/svg" width="48" height="48" viewBox="0 -960 960 960"><path d="M380-80q-24.75 0-42.37-17.63Q320-115.25 320-140v-180H140q-24.75 0-42.37-17.63Q80-355.25 80-380v-440q0-24.75 17.63-42.38Q115.25-880 140-880h440q24.75 0 42.38 17.62Q640-844.75 640-820v180h180q24.75 0 42.38 17.62Q880-604.75 880-580v440q0 24.75-17.62 42.37Q844.75-80 820-80H380Z"/></svg>

https://cdn.jsdelivr.net/npm/@ticnob/icons@1/icons/stack-group-fill.svg