ARCONIC INC

CUSIP: 03965L100 Class: COM

AMICA MUTUAL INSURANCE CO's Holding History (CIK: 0000857508)

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

Q1 2017
Shares 23,673 Value ($000) $624 Avg Close — Range —
Q4 2016
Shares 57,429 Value ($000) $1,065 Avg Close — Range —