PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

OXFORD ASSET MANAGEMENT LLP's Holding History (CIK: 0001438284)

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

Q4 2019

Shares 118,771 Value ($000) $1,880 Avg Close $10.72 Range $7.40 - $17.63

Q3 2019

Shares 196,349 Value ($000) $1,539 Avg Close $8.88 Range $6.71 - $10.70

Q2 2019

Shares 196,215 Value ($000) $2,074 Avg Close $10.27 Range $8.67 - $12.54

Q1 2019

Shares 142,300 Value ($000) $1,726 Avg Close $12.49 Range $9.97 - $14.77

Q4 2018

Shares 38,913 Value ($000) $401 Avg Close $11.89 Range $8.63 - $13.83

Q1 2018

Shares 9,032 Value ($000) $332 Avg Close $36.37 Range $27.19 - $46.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	118,771	$1,880	$10.72	$7.40 - $17.63
Q3 2019	196,349	$1,539	$8.88	$6.71 - $10.70
Q2 2019	196,215	$2,074	$10.27	$8.67 - $12.54
Q1 2019	142,300	$1,726	$12.49	$9.97 - $14.77
Q4 2018	38,913	$401	$11.89	$8.63 - $13.83
Q1 2018	9,032	$332	$36.37	$27.19 - $46.14