BLACKBERRY LTD

Ticker: BB CUSIP: 09228F103 Class: COM

Zweig-DiMenna Associates LLC's Holding History (CIK: 0001533950)

Note: Option positions (PUT/CALL) are excluded.

Q3 2017

Shares 166,734 Value ($000) $1,864 Avg Close $9.41 Range $8.47 - $11.34

Q2 2017

Shares 441,734 Value ($000) $4,413 Avg Close $9.83 Range $7.51 - $11.74

Q4 2015

Shares 18,200 Value ($000) $169 Avg Close $7.69 Range $6.03 - $9.46

Q4 2013

Shares 1,994,527 Value ($000) $14,839 Avg Close $7.06 Range $5.44 - $8.45

Q3 2013

Shares 1,264,231 Value ($000) $10,044 Avg Close $9.71 Range $7.75 - $12.18

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	166,734	$1,864	$9.41	$8.47 - $11.34
Q2 2017	441,734	$4,413	$9.83	$7.51 - $11.74
Q4 2015	18,200	$169	$7.69	$6.03 - $9.46
Q4 2013	1,994,527	$14,839	$7.06	$5.44 - $8.45
Q3 2013	1,264,231	$10,044	$9.71	$7.75 - $12.18