NorthRock Partners, LLC - BLACKBERRY LTD ownership

BLACKBERRY LTD's ticker is and the CUSIP is 09228F903. A total of 9 filers reported holding BLACKBERRY LTD in Q2 2021. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
NorthRock Partners, LLC ownership history of BLACKBERRY LTD
ValueSharesWeighting
Q2 2021$34,000
+41.7%
2,8000.0%0.00%
+50.0%
Q1 2021$24,000
+26.3%
2,8000.0%0.00%0.0%
Q4 2020$19,0002,8000.00%
Other shareholders
BLACKBERRY LTD shareholders Q2 2021
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 1,175,800$10,500,0000.16%
Marathon Trading Investment Management LLC 69,500$621,0000.03%
Timber Hill LLC 318,800$2,847,0000.01%
Citadel Advisors 672,500$6,005,0000.01%
Virtu KCG Holdings LLC 31,400$280,0000.01%
SIMPLEX TRADING, LLC 287$15,0000.00%
View complete list of BLACKBERRY LTD shareholders