PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

THOMPSON DAVIS & CO., INC.'s Holding History (CIK: 0001017284)

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

Q3 2016

Shares 125 Value ($000) $7 Avg Close $53.65 Range $35.04 - $64.50

Q2 2016

Shares 125 Value ($000) $4 Avg Close $43.55 Range $33.53 - $51.45

Q1 2016

Shares 125 Value ($000) $5 Avg Close $39.14 Range $28.20 - $67.32

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	125	$7	$53.65	$35.04 - $64.50
Q2 2016	125	$4	$43.55	$33.53 - $51.45
Q1 2016	125	$5	$39.14	$28.20 - $67.32