VANGUARD PRIMECAP FUND INVESTOR CLASS

Ticker: VPMCX CUSIP: 921936100 Class: MFC

S&T Bank/PA's Holding History (CIK: 0001010911)

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

Q1 2014
Shares 2,428 Value ($000) $236 Avg Close — Range —
Q4 2013
Shares 2,428 Value ($000) $224 Avg Close — Range —
Q3 2013
Shares 2,428 Value ($000) $213 Avg Close — Range —