SIENTRA INC

CUSIP: 82621J105 Class: COM

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

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

Q1 2019
Shares 2,263 Value ($000) $19 Avg Close — Range —
Q4 2018
Shares 2,263 Value ($000) $29 Avg Close — Range —