ALLEGHENY TECHNOLOGIES INC

Ticker: ATI CUSIP: 01741R102 Class: EQTY

OREGON PUBLIC EMPLOYEES RETIREMENT FUND's Holding History (CIK: 0001107314)

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

Q4 2025

Shares 27,093 Value ($000) $3,109 Avg Close $97.45 Range $79.29 - $117.48

Q3 2025

Shares 27,763 Value ($000) $2,258 Avg Close $81.04 Range $70.42 - $96.20

Q2 2025

Shares 28,863 Value ($000) $2,492 Avg Close $68.45 Range $39.23 - $87.75

Q1 2025

Shares 27,900 Value ($000) $1,452 Avg Close $56.77 Range $49.07 - $66.80

Q4 2024

Shares 33,521 Value ($000) $1,845 Avg Close $58.97 Range $52.45 - $67.09

Q3 2024

Shares 29,321 Value ($000) $1,962 Avg Close $62.09 Range $53.90 - $68.92

Q2 2024

Shares 30,221 Value ($000) $1,676 Avg Close $56.03 Range $47.90 - $62.44

Q1 2024

Shares 34,161 Value ($000) $1,748 Avg Close $45.22 Range $38.04 - $51.95

Q4 2023

Shares 37,361 Value ($000) $1,699 Avg Close $41.52 Range $35.03 - $46.57

Q3 2023

Shares 38,224 Value ($000) $1,573 Avg Close $44.44 Range $41.04 - $47.92

Q2 2023

Shares 40,073 Value ($000) $1,772 Avg Close $38.25 Range $34.10 - $44.39

Q1 2023

Shares 41,773 Value ($000) $1,648 Avg Close $37.76 Range $29.37 - $43.32

Q4 2022

Shares 43,027 Value ($000) $1,285 Avg Close $29.27 Range $25.39 - $31.74

Q3 2022

Shares 41,594 Value ($000) $1,107 Avg Close $27.84 Range $20.52 - $33.31

Q2 2022

Shares 40,716 Value ($000) $925 Avg Close $26.35 Range $20.87 - $30.74

Q1 2022

Shares 47,903 Value ($000) $1,286 Avg Close $23.18 Range $16.02 - $28.45

Q4 2021

Shares 48,903 Value ($000) $779 Avg Close $16.05 Range $13.85 - $18.33

Q3 2021

Shares 51,203 Value ($000) $852 Avg Close $18.91 Range $15.75 - $22.33

Q2 2021

Shares 51,403 Value ($000) $1,072 Avg Close $22.93 Range $20.15 - $25.04

Q1 2021

Shares 51,403 Value ($000) $1,083 Avg Close $19.55 Range $15.97 - $22.87

Q4 2020

Shares 50,403 Value ($000) $845 Avg Close $12.70 Range $8.24 - $17.60

Q3 2020

Shares 58,816 Value ($000) $513 Avg Close $9.20 Range $8.04 - $11.06

Q2 2020

Shares 46,716 Value ($000) $476 Avg Close $8.67 Range $6.21 - $12.60

Q1 2020

Shares 47,316 Value ($000) $402 Avg Close $15.97 Range $4.95 - $20.91

Q4 2019

Shares 47,665 Value ($000) $985 Avg Close $21.68 Range $18.98 - $24.17

Q3 2019

Shares 51,952 Value ($000) $1,052 Avg Close $21.15 Range $17.03 - $25.66

Q2 2019

Shares 50,955 Value ($000) $1,284 Avg Close $24.37 Range $21.15 - $27.49

Q1 2019

Shares 50,237 Value ($000) $1,285 Avg Close $26.33 Range $21.00 - $29.50

Q4 2018

Shares 50,237 Value ($000) $1,094 Avg Close $25.93 Range $20.84 - $29.84

Q3 2018

Shares 49,540 Value ($000) $1,464 Avg Close $26.89 Range $24.31 - $30.18

Q2 2018

Shares 48,920 Value ($000) $1,229 Avg Close $27.05 Range $22.93 - $29.87

Q1 2018

Shares 47,507 Value ($000) $1,125 Avg Close $26.83 Range $22.70 - $30.25

Q4 2017

Shares 40,118 Value ($000) $959 Avg Close $23.80 Range $21.01 - $26.59

Q3 2017

Shares 40,118 Value ($000) $959 Avg Close $19.78 Range $16.51 - $24.00

Q2 2017

Shares 39,881 Value ($000) $678 Avg Close $16.82 Range $14.54 - $20.11

Q1 2017

Shares 38,146 Value ($000) $685 Avg Close $18.80 Range $15.61 - $23.69

Q4 2016

Shares 37,646 Value ($000) $600 Avg Close $16.62 Range $13.15 - $19.20

Q3 2016

Shares 37,046 Value ($000) $669 Avg Close $16.54 Range $12.22 - $18.59

Q2 2016

Shares 61,368 Value ($000) $782 Avg Close $14.18 Range $10.81 - $17.83

Q1 2016

Shares 53,976 Value ($000) $880 Avg Close $12.00 Range $6.97 - $18.17

Q4 2015

Shares 48,663 Value ($000) $547 Avg Close $13.45 Range $9.91 - $18.65

Q3 2015

Shares 46,463 Value ($000) $659 Avg Close $20.12 Range $13.34 - $30.02

Q2 2015

Shares 22,969 Value ($000) $694 Avg Close $31.90 Range $27.97 - $36.35

Q1 2015

Shares 22,269 Value ($000) $668 Avg Close $29.80 Range $25.96 - $33.60

Q4 2014

Shares 22,369 Value ($000) $778 Avg Close $31.49 Range $28.73 - $35.21

Q3 2014

Shares 22,943 Value ($000) $851 Avg Close $39.92 Range $34.97 - $43.90

Q2 2014

Shares 24,043 Value ($000) $1,084 Avg Close $38.68 Range $35.44 - $42.89

Q1 2014

Shares 24,043 Value ($000) $906 Avg Close $31.60 Range $27.91 - $36.14

Q4 2013

Shares 23,843 Value ($000) $850 Avg Close $30.74 Range $27.52 - $33.68

Q3 2013

Shares 19,543 Value ($000) $596 Avg Close $26.04 Range $23.74 - $30.56

Q2 2013

Shares 18,797 Value ($000) $495 Avg Close $26.04 Range $23.70 - $29.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	27,093	$3,109	$97.45	$79.29 - $117.48
Q3 2025	27,763	$2,258	$81.04	$70.42 - $96.20
Q2 2025	28,863	$2,492	$68.45	$39.23 - $87.75
Q1 2025	27,900	$1,452	$56.77	$49.07 - $66.80
Q4 2024	33,521	$1,845	$58.97	$52.45 - $67.09
Q3 2024	29,321	$1,962	$62.09	$53.90 - $68.92
Q2 2024	30,221	$1,676	$56.03	$47.90 - $62.44
Q1 2024	34,161	$1,748	$45.22	$38.04 - $51.95
Q4 2023	37,361	$1,699	$41.52	$35.03 - $46.57
Q3 2023	38,224	$1,573	$44.44	$41.04 - $47.92
Q2 2023	40,073	$1,772	$38.25	$34.10 - $44.39
Q1 2023	41,773	$1,648	$37.76	$29.37 - $43.32
Q4 2022	43,027	$1,285	$29.27	$25.39 - $31.74
Q3 2022	41,594	$1,107	$27.84	$20.52 - $33.31
Q2 2022	40,716	$925	$26.35	$20.87 - $30.74
Q1 2022	47,903	$1,286	$23.18	$16.02 - $28.45
Q4 2021	48,903	$779	$16.05	$13.85 - $18.33
Q3 2021	51,203	$852	$18.91	$15.75 - $22.33
Q2 2021	51,403	$1,072	$22.93	$20.15 - $25.04
Q1 2021	51,403	$1,083	$19.55	$15.97 - $22.87
Q4 2020	50,403	$845	$12.70	$8.24 - $17.60
Q3 2020	58,816	$513	$9.20	$8.04 - $11.06
Q2 2020	46,716	$476	$8.67	$6.21 - $12.60
Q1 2020	47,316	$402	$15.97	$4.95 - $20.91
Q4 2019	47,665	$985	$21.68	$18.98 - $24.17
Q3 2019	51,952	$1,052	$21.15	$17.03 - $25.66
Q2 2019	50,955	$1,284	$24.37	$21.15 - $27.49
Q1 2019	50,237	$1,285	$26.33	$21.00 - $29.50
Q4 2018	50,237	$1,094	$25.93	$20.84 - $29.84
Q3 2018	49,540	$1,464	$26.89	$24.31 - $30.18
Q2 2018	48,920	$1,229	$27.05	$22.93 - $29.87
Q1 2018	47,507	$1,125	$26.83	$22.70 - $30.25
Q4 2017	40,118	$959	$23.80	$21.01 - $26.59
Q3 2017	40,118	$959	$19.78	$16.51 - $24.00
Q2 2017	39,881	$678	$16.82	$14.54 - $20.11
Q1 2017	38,146	$685	$18.80	$15.61 - $23.69
Q4 2016	37,646	$600	$16.62	$13.15 - $19.20
Q3 2016	37,046	$669	$16.54	$12.22 - $18.59
Q2 2016	61,368	$782	$14.18	$10.81 - $17.83
Q1 2016	53,976	$880	$12.00	$6.97 - $18.17
Q4 2015	48,663	$547	$13.45	$9.91 - $18.65
Q3 2015	46,463	$659	$20.12	$13.34 - $30.02
Q2 2015	22,969	$694	$31.90	$27.97 - $36.35
Q1 2015	22,269	$668	$29.80	$25.96 - $33.60
Q4 2014	22,369	$778	$31.49	$28.73 - $35.21
Q3 2014	22,943	$851	$39.92	$34.97 - $43.90
Q2 2014	24,043	$1,084	$38.68	$35.44 - $42.89
Q1 2014	24,043	$906	$31.60	$27.91 - $36.14
Q4 2013	23,843	$850	$30.74	$27.52 - $33.68
Q3 2013	19,543	$596	$26.04	$23.74 - $30.56
Q2 2013	18,797	$495	$26.04	$23.70 - $29.42