JOHN J GIAMATTEO plan to sell securities of BLACKBERRY LIMITED under Form 144

JOHN J GIAMATTEO filed Form 144 to notify SEC of plan to sell 125000 units of BLACKBERRY LIMITED securities around 2026-07-08, with aggregate market value of $1,375,112.50. The total outstanding units is 586100431.0. The amount planned to be sold represents 0.02% of total outstanding units;