"The following table shows the largest shareholders in PLASTIC2OIL INC COM (PTOI) for the quarter ended March 31, 2020, listed by holding size. The list represents up to 50 of the largest holders in the company.
If there's only one(1) the list will be exactly one holder long.
If that holder forgot that they were a holder they could be on the list forever.
When your largest shareholder has a holding worth less than a couple thousand bucks you probably shouldn't be a public company.