IRONWOOD PHARMACEUTICALS INC

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

ING GROEP NV's Holding History (CIK: 0001039765)

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

Q2 2013
Shares 20,922 Value ($000) $208 Avg Close $12.12 Range $8.23 - $15.39
Q1 2013
Shares 20,922 Value ($000) $383 Avg Close $12.50 Range $9.30 - $16.47