IRONWOOD PHARMACEUTICALS INC

CUSIP: 46333XAD0 Class: DBCV 2.250% 6/1

LOOMIS SAYLES & CO L P's Holding History (CIK: 0000312348)

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

Q1 2017
Shares 100,434 Value ($000) $1,713 Avg Close — Range —
Q4 2016
Shares 100,434 Value ($000) $1,905 Avg Close — Range —