Barstool Sports founder Dave Portnoy just revealed one of his employees has passed away at just 32 years old after a battle with cancer ... sharing a heartfelt tribute to Jonathan Stanko.
Portnoy issued his condolences on Tuesday ... saying Stanko was beloved during his time at the outlet's New York offices for nearly four years, which he admitted was "very rare at Barstool."
"It's the 1st time we've had to deal with something this heavy in the 20 years of Barstool," Portnoy said on social media.