PROQR THRAPEUTICS N V

Ticker: PRQR CUSIP: N71542109 Class: SHS EURO

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q1 2020
Shares 21,112 Value ($000) $116 Avg Close $7.67 Range $4.83 - $10.09
Q2 2019
Shares 507 Value ($000) $5 Avg Close $11.80 Range $8.83 - $16.07