PROTO LABS INC

Ticker: PRLB CUSIP: 743713109 Class: EQTY

CHICAGO TRUST Co NA's Holding History (CIK: 0001601539)

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

Q4 2020
Shares 1,650 Value ($000) $253 Avg Close $141.05 Range $113.62 - $203.88