PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q2 2016

Shares 30,000 Value ($000) $1,049,000 Avg Close $43.55 Range $33.53 - $51.45

Q1 2016

Shares 7,763 Value ($000) $320,000 Avg Close $39.14 Range $28.20 - $67.32

Q3 2014

Shares 35,000 Value ($000) $776,000 Avg Close $21.20 Range $16.71 - $24.31

Q2 2014

Shares 93,800 Value ($000) $2,115,000 Avg Close $25.01 Range $18.52 - $41.33

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2016	30,000	$1,049,000	$43.55	$33.53 - $51.45
Q1 2016	7,763	$320,000	$39.14	$28.20 - $67.32
Q3 2014	35,000	$776,000	$21.20	$16.71 - $24.31
Q2 2014	93,800	$2,115,000	$25.01	$18.52 - $41.33