TIMKENSTEEL CORP

Ticker: MTUS CUSIP: 887399103 Class: Common Stock

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q1 2018

Shares 650,000 Value ($000) $9,874 Avg Close $16.77 Range $13.92 - $20.24

Q4 2017

Shares 150,000 Value ($000) $2,279 Avg Close $15.20 Range $12.54 - $18.51

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	650,000	$9,874	$16.77	$13.92 - $20.24
Q4 2017	150,000	$2,279	$15.20	$12.54 - $18.51