CONSTELLIUM NV - COMMON STOCK (CSTM) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q3 2025

Type / Class: Equity / COMMON STOCK
Symbol: CSTM on NYSE
Price per share: $14.44
All holders as of 30 Sep 2025: Q3 2025
Total 13F shares: 1,306,709
Total reported value: $19,443,829
% of total 13F portfolios: 0%
Share change: +250,000
Value change: +$3,720,000
Number of holders: 2

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

As of 30 Sep 2025, 2 institutional investors reported holding 1,306,709 shares of CONSTELLIUM NV - COMMON STOCK (CSTM).

Institutional Holders of CONSTELLIUM NV - COMMON STOCK (CSTM) across Reporting Periods

Period	Reported Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price (Median)	Investors
2025 Q3	1,306,709	$19,443,829	+$3,720,000			$14.44	2
2025 Q2	1,056,709	$14,054,230	+$14,054,216			$13.65	2
2025 Q1	1	$14				$14.00	1
2024 Q4	1	$14	-$11,252,798	$0		$14.00	1
2024 Q3	692,055	$11,252,812	-$15,447,000	$8,130,000		$16.26	2
2024 Q2	1,642,055	$30,952,732	$0	$12,252,500		$18.85	2
2024 Q1	1	$14	$0			$14.00	1
2023 Q4	1	$14	$0	$0		$14.00	1
2023 Q3	1,577,809	$28,716,120	+$8,153,782	$5,460,000		$18.20	2
2023 Q2	1	$14	+$14			$14.00	1
2023 Q1	204,798	$3,129,313	+$3,129,313			$15.28	1
2022 Q4	0	$0	-$16,861,007		$0	$14.44	0
2022 Q3	1,662,854	$16,861,000	-$1,532,970		$1,014,000	$10.14	1
2022 Q2	1,813,835	$23,960,000	+$8,576,108			$12.72	2
2022 Q1	1,164,554	$20,962,000	-$2,966,005			$18.00	1
2021 Q4	1,330,815	$23,835,000	-$9,003,998	$0		$17.91	2
2021 Q3	1,833,548	$34,434,000	-$307,002,401	$3,471,000		$18.78	2
2021 Q2	18,032,451	$341,714,000	+$25,435,936			$18.95	3
2021 Q1	16,690,164	$245,345,000	-$7,365			$14.70	2
2020 Q4	16,690,665	$233,503,000	-$9,584,958			$13.99	2
2020 Q3	17,911,694	$140,607,000	-$3,517,595			$7.85	4
2020 Q2	18,361,179	$141,014,000	+$8,368,914			$7.68	4
2020 Q1	17,276,171	$90,009,000	-$22,387,846			$5.21	4
2019 Q4	19,115,522	$256,146,000	-$1,235,572,431	$0	$0	$13.40	9
2019 Q3	116,096,873	$1,476,014,998	+$87,373,318	$1,059,000	$7,306,000	$12.71	156
2019 Q2	109,241,024	$1,097,507,334	+$34,400,618	$377,000	$1,121,000	$10.04	147
2019 Q1	107,627,993	$859,079,061	-$10,094,883	$544,000	$786,000	$7.98	143
2018 Q4	108,534,185	$758,025,528	-$73,158,911	$139,000	$451,000	$6.99	133
2018 Q3	92,361,611	$1,140,726,970	+$2,735,310	$2,694,000	$5,365,000	$12.35	138
2018 Q2	92,619,849	$954,434,604	+$57,942,341	$5,654,000	$3,239,000	$10.30	142
2018 Q1	88,328,102	$957,337,226	+$45,258,158	$1,961,000	$5,940,000	$10.85	143
2017 Q4	83,992,560	$936,591,671	+$264,005,646	$1,785,000	$7,591,000	$11.15	142
2017 Q3	59,242,285	$607,137,464	+$10,180,241	$2,485,000	$3,592,000	$10.25	132
2017 Q2	59,094,775	$407,696,761	-$26,990,615	$1,543,000	$1,087,000	$6.90	115
2017 Q1	62,540,440	$406,879,709	-$17,499,663	$1,478,000	$1,229,000	$6.50	111
2016 Q4	66,224,281	$390,843,080	-$1,985,108	$1,883,000	$1,487,000	$5.90	118
2016 Q3	68,117,740	$490,386,199	-$9,508,169	$2,431,000	$2,024,000	$7.20	105
2016 Q2	70,597,809	$331,041,763	-$7,860,140	$602,000	$844,000	$4.69	104
2016 Q1	74,966,848	$389,340,700	-$47,311,297	$470,000	$492,000	$5.19	115
2015 Q4	79,289,055	$610,588,834	-$9,807,600	$1,328,000	$4,269,000	$7.70	110
2015 Q3	82,319,126	$498,956,920	-$37,907,396	$1,745,000	$7,035,000	$6.06	101
2015 Q2	82,528,890	$976,398,764	+$27,095,261	$3,339,000	$33,369,000	$11.83	113
2015 Q1	78,099,736	$1,586,486,000	-$19,282,122	$3,862,000	$1,240,000	$20.32	114
2014 Q4	79,856,580	$1,312,189,054	-$191,183,225	$4,441,000	$7,531,000	$16.43	119
2014 Q3	82,674,293	$2,034,606,352	+$17,056,723	$6,240,000	$10,519,000	$24.61	152
2014 Q2	81,594,117	$2,615,931,246	-$25,908,692	$12,355,000	$9,446,000	$32.06	161
2014 Q1	83,913,985	$2,462,706,836	+$1,045,108,341	$5,337,000	$13,760,000	$29.35	152