Strategy preferred stocks had mixed performance this year: STRF led the pack with a 31% return, while STRD returned a negative 6%.

STRF leads the pack with a 31% return, followed by STRK at 19% and STRC at 8%, while STRD has a negative return of 6%. Furthermore, MSTR stock has risen 13% so far this year, lower than Bitcoin's 18% gain.