Diamond Sky Images/DigitalVision via Getty Images This led me to explore the self-storage universe. I found that there are three publicly traded competitors in the largely fragmented market, PSA, Extra Space Storage (EXR), and CUBE. The remainder are privately held by either families or investors like private equity sponsors. The industry boomed during 2020 when the pandemic began to inspire a generational shift in living habits. As families moved for a variety of reasons, self-storage operators benefitted ...