ZYGO CORP

CUSIP: 989855101 Class: CMN

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

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

Q1 2014
Shares 24,700 Value ($000) $375 Avg Close — Range —
Q4 2013
Shares 24,700 Value ($000) $365 Avg Close — Range —
Q3 2013
Shares 24,700 Value ($000) $395 Avg Close — Range —
Q2 2013
Shares 24,700 Value ($000) $391 Avg Close — Range —