Who owns CALL (MSFT) MICROSOFT CORP OCT 15 21 $310 (100 SHS)? Institutional holders

CALL (MSFT) MICROSOFT CORP OCT 15 21 $310 (100 SHS): summary

No institution's latest stored 13F report lists CALL (MSFT) MICROSOFT CORP OCT 15 21 $310 (100 SHS).