ALLEGHENY TECHNOLOGIES INC

Ticker: ATI CUSIP: 01741R102 Class: EQTY

Graphene Investments SAS's Holding History (CIK: 0001965776)

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

Q4 2025

Shares 28,400 Value ($000) $3,259 Avg Close $97.45 Range $79.29 - $117.48

Q3 2025

Shares 40,400 Value ($000) $3,286 Avg Close $81.04 Range $70.42 - $96.20

Q2 2025

Shares 36,900 Value ($000) $3,186 Avg Close $68.45 Range $39.23 - $87.75

Q1 2025

Shares 53,400 Value ($000) $2,778 Avg Close $56.77 Range $49.07 - $66.80

Q4 2024

Shares 47,100 Value ($000) $2,592 Avg Close $58.97 Range $52.45 - $67.09

Q3 2024

Shares 47,100 Value ($000) $3,151 Avg Close $62.09 Range $53.90 - $68.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	28,400	$3,259	$97.45	$79.29 - $117.48
Q3 2025	40,400	$3,286	$81.04	$70.42 - $96.20
Q2 2025	36,900	$3,186	$68.45	$39.23 - $87.75
Q1 2025	53,400	$2,778	$56.77	$49.07 - $66.80
Q4 2024	47,100	$2,592	$58.97	$52.45 - $67.09
Q3 2024	47,100	$3,151	$62.09	$53.90 - $68.92