EXA CORP

CUSIP: 300614500 Class: COM

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q3 2017
Shares 14,200 Value ($000) $343 Avg Close — Range —
Q2 2017
Shares 11,700 Value ($000) $161 Avg Close — Range —