ALLEGHENY TECHNOLOGIES INC

Ticker: ATI CUSIP: 01741R102 Class: EQTY

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025
Shares 32,100 Value ($000) $3,684 Avg Close $97.45 Range $79.29 - $117.48
Q3 2025
Shares 32,800 Value ($000) $2,668 Avg Close $81.04 Range $70.42 - $96.20
Q2 2025
Shares 33,900 Value ($000) $2,927 Avg Close $68.45 Range $39.23 - $87.75
Q1 2025
Shares 34,100 Value ($000) $1,774 Avg Close $56.77 Range $49.07 - $66.80
Q2 2020
Shares 46,101 Value ($000) $470 Avg Close $8.67 Range $6.21 - $12.60
Q1 2020
Shares 35,000 Value ($000) $298 Avg Close $15.97 Range $4.95 - $20.91
Q4 2019
Shares 37,100 Value ($000) $766 Avg Close $21.68 Range $18.98 - $24.17
Q3 2019
Shares 36,600 Value ($000) $741 Avg Close $21.15 Range $17.03 - $25.66
Q2 2019
Shares 37,300 Value ($000) $940 Avg Close $24.37 Range $21.15 - $27.49
Q1 2019
Shares 44,800 Value ($000) $1,146 Avg Close $26.33 Range $21.00 - $29.50
Q4 2018
Shares 44,800 Value ($000) $975 Avg Close $25.93 Range $20.84 - $29.84
Q3 2018
Shares 46,500 Value ($000) $1,374 Avg Close $26.89 Range $24.31 - $30.18
Q2 2018
Shares 46,300 Value ($000) $1,163 Avg Close $27.05 Range $22.93 - $29.87
Q1 2018
Shares 45,800 Value ($000) $1,085 Avg Close $26.83 Range $22.70 - $30.25
Q4 2017
Shares 45,200 Value ($000) $1,091 Avg Close $23.80 Range $21.01 - $26.59
Q3 2017
Shares 40,900 Value ($000) $978 Avg Close $19.78 Range $16.51 - $24.00
Q2 2017
Shares 44,900 Value ($000) $764 Avg Close $16.82 Range $14.54 - $20.11
Q1 2017
Shares 44,200 Value ($000) $794 Avg Close $18.80 Range $15.61 - $23.69
Q4 2016
Shares 43,900 Value ($000) $699 Avg Close $16.62 Range $13.15 - $19.20
Q3 2016
Shares 43,900 Value ($000) $793 Avg Close $16.54 Range $12.22 - $18.59
Q2 2016
Shares 43,700 Value ($000) $557 Avg Close $14.18 Range $10.81 - $17.83
Q1 2016
Shares 43,500 Value ($000) $709 Avg Close $12.00 Range $6.97 - $18.17
Q4 2015
Shares 43,200 Value ($000) $486 Avg Close $13.45 Range $9.91 - $18.65
Q3 2015
Shares 201,400 Value ($000) $2,856 Avg Close $20.12 Range $13.34 - $30.02
Q2 2015
Shares 419,192 Value ($000) $12,660 Avg Close $31.90 Range $27.97 - $36.35
Q1 2015
Shares 418,692 Value ($000) $12,565 Avg Close $29.80 Range $25.96 - $33.60
Q4 2014
Shares 349,592 Value ($000) $12,155 Avg Close $31.49 Range $28.73 - $35.21
Q3 2014
Shares 349,392 Value ($000) $12,962 Avg Close $39.92 Range $34.97 - $43.90
Q2 2014
Shares 348,892 Value ($000) $15,735 Avg Close $38.68 Range $35.44 - $42.89
Q1 2014
Shares 348,892 Value ($000) $13,146 Avg Close $31.60 Range $27.91 - $36.14
Q4 2013
Shares 332,692 Value ($000) $11,854 Avg Close $30.74 Range $27.52 - $33.68
Q3 2013
Shares 332,692 Value ($000) $10,154 Avg Close $26.04 Range $23.74 - $30.56
Q2 2013
Shares 332,692 Value ($000) $8,753 Avg Close $26.04 Range $23.70 - $29.42