NBT BANCORP INC

Ticker: NBTB CUSIP: 628778102 Class: COM

THOMPSON SIEGEL & WALMSLEY LLC's Holding History (CIK: 0001008322)

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

Q4 2013

Shares 653 Value ($000) $17 Avg Close $24.54 Range $22.09 - $26.59

Q3 2013

Shares 653 Value ($000) $15 Avg Close $22.35 Range $21.06 - $23.25

Q2 2013

Shares 653 Value ($000) $14 Avg Close $20.54 Range $19.45 - $22.23

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	653	$17	$24.54	$22.09 - $26.59
Q3 2013	653	$15	$22.35	$21.06 - $23.25
Q2 2013	653	$14	$20.54	$19.45 - $22.23