IRONWOOD PHARMACEUTICALS INC

Ticker: IRWD CUSIP: 46333X108 Class: COM CL A

M&T Bank Corp's Holding History (CIK: 0000036270)

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

Q2 2015

Shares 10,623 Value ($000) $128 Avg Close $11.62 Range $9.69 - $13.54

Q1 2015

Shares 11,014 Value ($000) $177 Avg Close $13.12 Range $11.88 - $14.33

Q4 2014

Shares 11,171 Value ($000) $171 Avg Close $11.44 Range $9.76 - $13.08

Q3 2014

Shares 14,635 Value ($000) $189 Avg Close $11.45 Range $10.03 - $13.36

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	10,623	$128	$11.62	$9.69 - $13.54
Q1 2015	11,014	$177	$13.12	$11.88 - $14.33
Q4 2014	11,171	$171	$11.44	$9.76 - $13.08
Q3 2014	14,635	$189	$11.45	$10.03 - $13.36