PROTHENA CORP PLC

Ticker: PRTA CUSIP: G72800108 Class: Common Stock

Oak Grove Capital LLC's Holding History (CIK: 0001661762)

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

Q3 2018

Shares 2 Value ($000) $0 Avg Close $14.44 Range $12.23 - $15.91

Q2 2018

Shares 2 Value ($000) $0 Avg Close $19.75 Range $10.43 - $44.75

Q1 2018

Shares 2 Value ($000) $0 Avg Close $36.37 Range $27.19 - $46.14

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	2	$0	$14.44	$12.23 - $15.91
Q2 2018	2	$0	$19.75	$10.43 - $44.75
Q1 2018	2	$0	$36.37	$27.19 - $46.14