ALLEGHENY TECHNOLOGIES INC

Ticker: ATI CUSIP: 01741R102 Class: EQTY

Robeco Schweiz AG's Holding History (CIK: 0001418427)

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

Q4 2016
Shares 119,000 Value ($000) $1,923 Avg Close $16.62 Range $13.15 - $19.20
Q3 2016
Shares 119,000 Value ($000) $2,123 Avg Close $16.54 Range $12.22 - $18.59
Q2 2016
Shares 119,000 Value ($000) $1,438 Avg Close $14.18 Range $10.81 - $17.83
Q1 2016
Shares 119,000 Value ($000) $1,999 Avg Close $12.00 Range $6.97 - $18.17
Q4 2015
Shares 119,000 Value ($000) $1,351 Avg Close $13.45 Range $9.91 - $18.65
Q3 2015
Shares 119,000 Value ($000) $1,677 Avg Close $20.12 Range $13.34 - $30.02
Q2 2015
Shares 119,000 Value ($000) $3,685 Avg Close $31.90 Range $27.97 - $36.35
Q1 2015
Shares 125,000 Value ($000) $3,854 Avg Close $29.80 Range $25.96 - $33.60
Q4 2014
Shares 75,000 Value ($000) $2,619 Avg Close $31.49 Range $28.73 - $35.21
Q3 2014
Shares 50,000 Value ($000) $1,911 Avg Close $39.92 Range $34.97 - $43.90
Q2 2014
Shares 50,000 Value ($000) $2,229 Avg Close $38.68 Range $35.44 - $42.89
Q1 2014
Shares 40,000 Value ($000) $1,500 Avg Close $31.60 Range $27.91 - $36.14
Q4 2013
Shares 90,000 Value ($000) $3,192 Avg Close $30.74 Range $27.52 - $33.68
Q3 2013
Shares 125,000 Value ($000) $3,780 Avg Close $26.04 Range $23.74 - $30.56
Q2 2013
Shares 182,000 Value ($000) $4,923 Avg Close $26.04 Range $23.70 - $29.42