PROQR THRAPEUTICS N V

Ticker: PRQR CUSIP: N71542109 Class: SHS EURO

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

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

Q4 2018

Shares 76,827 Value ($000) $1,212 Avg Close $18.36 Range $14.83 - $24.00

Q3 2018

Shares 56,803 Value ($000) $1,099 Avg Close $10.63 Range $6.25 - $22.85

Q2 2018

Shares 271,159 Value ($000) $1,979 Avg Close $5.04 Range $2.90 - $7.45

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	76,827	$1,212	$18.36	$14.83 - $24.00
Q3 2018	56,803	$1,099	$10.63	$6.25 - $22.85
Q2 2018	271,159	$1,979	$5.04	$2.90 - $7.45