XENCOR INC

Ticker: XNCR CUSIP: 98401F105 Class: Common Stock

PURA VIDA INVESTMENTS, LLC's Holding History (CIK: 0001590144)

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

Q2 2018

Shares 15,000 Value ($000) $555 Avg Close $34.46 Range $27.57 - $43.39

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	15,000	$555	$34.46	$27.57 - $43.39