BLACKBERRY LTD

Ticker: BB CUSIP: 09228F103 Class: COM

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q4 2020

Shares 335,000 Value ($000) $2,221 Avg Close $5.92 Range $4.37 - $9.69

Q3 2020

Shares 335,000 Value ($000) $1,538 Avg Close $4.84 Range $4.45 - $5.66

Q2 2020

Shares 248,514 Value ($000) $1,215 Avg Close $4.52 Range $3.18 - $5.84

Q4 2013

Shares 1,034,444 Value ($000) $7,696 Avg Close $7.06 Range $5.44 - $8.45

Q3 2013

Shares 1,034,444 Value ($000) $8,219 Avg Close $9.71 Range $7.75 - $12.18

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	335,000	$2,221	$5.92	$4.37 - $9.69
Q3 2020	335,000	$1,538	$4.84	$4.45 - $5.66
Q2 2020	248,514	$1,215	$4.52	$3.18 - $5.84
Q4 2013	1,034,444	$7,696	$7.06	$5.44 - $8.45
Q3 2013	1,034,444	$8,219	$9.71	$7.75 - $12.18