PERFORMANCE TECHNOLOGIES INC

CUSIP: 71376K102 Class: COM

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q4 2013
Shares 174,654 Value ($000) $652 Avg Close — Range —
Q3 2013
Shares 174,654 Value ($000) $503 Avg Close — Range —
Q2 2013
Shares 247,990 Value ($000) $293 Avg Close — Range —