PRISM TECHNOLOGIES GROUP INC

Ticker: PRZM CUSIP: 74273Y100 Class: COM

BANK OF AMERICA CORP /DE/'s Holding History (CIK: 0000070858)

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

Q4 2016

Shares 201 Value ($000) $0 Avg Close $0.22 Range $0.14 - $0.60

Q3 2016

Shares 2,747 Value ($000) $1 Avg Close $0.24 Range $0.17 - $0.40

Q1 2016

Shares 16 Value ($000) $0 Avg Close $0.58 Range $0.24 - $1.01

Q4 2015

Shares 5 Value ($000) $0 Avg Close $1.56 Range $0.76 - $2.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	201	$0	$0.22	$0.14 - $0.60
Q3 2016	2,747	$1	$0.24	$0.17 - $0.40
Q1 2016	16	$0	$0.58	$0.24 - $1.01
Q4 2015	5	$0	$1.56	$0.76 - $2.80