IRONWOOD PHARMACEUTICALS INC

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

S&CO INC's Holding History (CIK: 0001082461)

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

Q3 2016

Shares 38,525 Value ($000) $612 Avg Close $11.69 Range $10.20 - $13.54

Q2 2016

Shares 40,175 Value ($000) $525 Avg Close $9.77 Range $7.59 - $11.11

Q1 2016

Shares 54,375 Value ($000) $595 Avg Close $8.25 Range $6.16 - $9.66

Q4 2015

Shares 95,375 Value ($000) $1,105 Avg Close $9.66 Range $8.42 - $10.57

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	38,525	$612	$11.69	$10.20 - $13.54
Q2 2016	40,175	$525	$9.77	$7.59 - $11.11
Q1 2016	54,375	$595	$8.25	$6.16 - $9.66
Q4 2015	95,375	$1,105	$9.66	$8.42 - $10.57