ALLEGHENY TECHNOLOGIES INC

Ticker: ATI CUSIP: 01741R102 Class: EQTY

Edgestream Partners, L.P.'s Holding History (CIK: 0001535061)

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

Q4 2025

Shares 8,118 Value ($000) $932 Avg Close $97.45 Range $79.29 - $117.48

Q3 2025

Shares 8,168 Value ($000) $664 Avg Close $81.04 Range $70.42 - $96.20

Q2 2025

Shares 56,843 Value ($000) $4,908 Avg Close $68.45 Range $39.23 - $87.75

Q1 2025

Shares 51,307 Value ($000) $2,670 Avg Close $56.77 Range $49.07 - $66.80

Q4 2024

Shares 78,692 Value ($000) $4,331 Avg Close $58.97 Range $52.45 - $67.09

Q1 2024

Shares 14,485 Value ($000) $741 Avg Close $45.22 Range $38.04 - $51.95

Q4 2023

Shares 17,574 Value ($000) $799 Avg Close $41.52 Range $35.03 - $46.57

Q3 2023

Shares 34,054 Value ($000) $1,401 Avg Close $44.44 Range $41.04 - $47.92

Q2 2023

Shares 57,491 Value ($000) $2,543 Avg Close $38.25 Range $34.10 - $44.39

Q4 2022

Shares 211,431 Value ($000) $6,313 Avg Close $29.27 Range $25.39 - $31.74

Q3 2022

Shares 157,472 Value ($000) $4,190 Avg Close $27.84 Range $20.52 - $33.31

Q1 2022

Shares 164,449 Value ($000) $4,414 Avg Close $23.18 Range $16.02 - $28.45

Q4 2021

Shares 310,311 Value ($000) $4,943 Avg Close $16.05 Range $13.85 - $18.33

Q3 2021

Shares 526,246 Value ($000) $8,751 Avg Close $18.91 Range $15.75 - $22.33

Q2 2021

Shares 290,602 Value ($000) $6,059 Avg Close $22.93 Range $20.15 - $25.04

Q1 2021

Shares 253,695 Value ($000) $5,343 Avg Close $19.55 Range $15.97 - $22.87

Q1 2020

Shares 74,798 Value ($000) $636 Avg Close $15.97 Range $4.95 - $20.91

Q3 2019

Shares 28,066 Value ($000) $568 Avg Close $21.15 Range $17.03 - $25.66

Q2 2019

Shares 12,382 Value ($000) $312 Avg Close $24.37 Range $21.15 - $27.49

Q1 2019

Shares 17,706 Value ($000) $453 Avg Close $26.33 Range $21.00 - $29.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,118	$932	$97.45	$79.29 - $117.48
Q3 2025	8,168	$664	$81.04	$70.42 - $96.20
Q2 2025	56,843	$4,908	$68.45	$39.23 - $87.75
Q1 2025	51,307	$2,670	$56.77	$49.07 - $66.80
Q4 2024	78,692	$4,331	$58.97	$52.45 - $67.09
Q1 2024	14,485	$741	$45.22	$38.04 - $51.95
Q4 2023	17,574	$799	$41.52	$35.03 - $46.57
Q3 2023	34,054	$1,401	$44.44	$41.04 - $47.92
Q2 2023	57,491	$2,543	$38.25	$34.10 - $44.39
Q4 2022	211,431	$6,313	$29.27	$25.39 - $31.74
Q3 2022	157,472	$4,190	$27.84	$20.52 - $33.31
Q1 2022	164,449	$4,414	$23.18	$16.02 - $28.45
Q4 2021	310,311	$4,943	$16.05	$13.85 - $18.33
Q3 2021	526,246	$8,751	$18.91	$15.75 - $22.33
Q2 2021	290,602	$6,059	$22.93	$20.15 - $25.04
Q1 2021	253,695	$5,343	$19.55	$15.97 - $22.87
Q1 2020	74,798	$636	$15.97	$4.95 - $20.91
Q3 2019	28,066	$568	$21.15	$17.03 - $25.66
Q2 2019	12,382	$312	$24.37	$21.15 - $27.49
Q1 2019	17,706	$453	$26.33	$21.00 - $29.50