CONSTELLIUM SE - COMMON STOCK (CSTM)

Historical Holders from Q1 2019 to Q4 2025

Type / Class
Equity / COMMON STOCK
Symbol
CSTM on NYSE
Shares outstanding
139,444,289
Price per share
$18.85
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares as of 30 Sep 2025
127,204,828
Total reported value
$1,892,825,130
% of total 13F portfolios
0.01%
Share change
-4,261,059
Value change
-$59,788,623
Avg buy value change
+0%
Avg sell value change
-0%
Number of holders
231
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of CONSTELLIUM SE - COMMON STOCK (CSTM) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 5.8% +16% $101,936,456 +$13,612,035 8,274,063 +15% BlackRock, Inc. 30 Jun 2025
MILLENNIUM MANAGEMENT LLC 5.3% $91,830,446 7,453,770 Millennium Management LLC 10 Sep 2025
T. Rowe Price Investment Management, Inc. 4.5% -55% $85,590,905 -$109,593,690 6,274,993 -56% T. Rowe Price Investment Management, Inc. 31 Aug 2025
As of 30 Sep 2025, CONSTELLIUM SE - COMMON STOCK (CSTM) has 231 institutional shareholders filing 13F forms. They hold 127,204,828 shares. of 139,444,289 outstanding shares (91%) .

Top 25 institutional shareholders own 69% of the company.

Filer Ownership Nb Shares Share Change % Portfolio % Holdings Value
BlackRock, Inc. 10% 14,019,203 +1.2% 0% $208,605,740
FMR LLC 9.7% 13,518,071 -2.1% 0.01% $201,148,897
Bpifrance SA 9% 12,593,903 0% 9.5% $187,397,277
MILLENNIUM MANAGEMENT LLC 5% 6,935,766 +35% 0.08% $103,204,198
Nut Tree Capital Management, LP 3.7% 5,213,900 -7.8% 18% $77,582,832
T. Rowe Price Investment Management, Inc. 3.7% 5,116,680 -64% 0.05% $76,137,000
Encompass Capital Advisors LLC 3.1% 4,264,275 -20% 2.9% $63,452,412
VANGUARD GROUP INC 2.4% 3,299,064 +40% 0% $49,090,072
Nuveen, LLC 2% 2,850,121 +33% 0.01% $42,409,800
STATE STREET CORP 1.8% 2,567,563 +2.6% 0% $38,205,337
MORGAN STANLEY 1.8% 2,511,602 +57% 0% $37,372,649
D. E. Shaw & Co., Inc. 1.8% 2,450,623 +7.5% 0.03% $36,465,270
JPMORGAN CHASE & CO 1.7% 2,407,597 +11% 0% $35,825,044
MACQUARIE GROUP LTD 1.5% 2,034,856 -7.7% 0.04% $30,279,000
JANUS HENDERSON GROUP PLC 1.3% 1,810,432 -21% 0.01% $26,938,978
GEODE CAPITAL MANAGEMENT, LLC 1.2% 1,708,136 -1.3% 0% $25,414,352
Soapstone Management L.P. 1.2% 1,669,099 -6% 17% $24,836,193
COOPER CREEK PARTNERS MANAGEMENT LLC 1.2% 1,666,521 0% 0.93% $24,798,000
BRIGHTLINE CAPITAL MANAGEMENT, LLC 1.2% 1,625,000 +62% 9.9% $24,180,000
Cannell & Spears LLC 1.1% 1,557,835 +5.2% 0.44% $23,180,585
AQR CAPITAL MANAGEMENT LLC 0.92% 1,277,923 +234% 0.01% $19,015,491
BEACONLIGHT CAPITAL, LLC 0.91% 1,273,505 +37% 9.3% $18,949,754
CAPSTONE INVESTMENT ADVISORS, LLC 0.9% 1,261,854 -11% 0.16% $18,776,388
GOLDMAN SACHS GROUP INC 0.87% 1,207,407 +3.2% 0% $17,966,216
AMERICAN CENTURY COMPANIES INC 0.84% 1,171,848 +58% 0.01% $17,437,098

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

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (% of par) Investors
2025 Q4 1,035,751 $19,578,281 +$1,880,349 1,885.03% 8
2025 Q3 127,204,828 $1,892,825,130 -$59,788,623 1,488% 231
2025 Q2 131,403,730 $1,747,763,305 +$26,240,686 1,330% 220
2025 Q1 131,724,011 $1,329,603,032 -$41,371,423 1,009% 219
2024 Q4 135,085,299 $1,387,264,360 -$34,957,988 1,027% 216
2024 Q3 134,554,825 $2,187,989,285 -$45,131,458 1,626% 219
2024 Q2 135,236,292 $2,551,728,512 +$12,035,681 1,885% 225
2024 Q1 134,833,332 $2,981,160,421 +$128,904,388 2,211% 204
2023 Q4 143,207 $2,858,412 +$146,748 1,996% 1
2023 Q3 132,787,517 $2,408,971,953 -$16,864,644 1,820% 188
2023 Q2 133,650,329 $2,298,783,355 +$12,504,344 1,720% 181
2023 Q1 133,285,777 $2,036,685,613 +$17,864,269 1,528% 179
2022 Q4 132,690,081 $1,569,929,383 +$9,261,643 1,183% 181
2022 Q3 131,283,429 $1,331,636,844 -$143,686,792 1,014% 171
2022 Q2 119,836,040 $1,581,577,995 +$17,523,056 1,321% 180
2022 Q1 125,503,903 $2,258,947,926 +$76,088,881 1,800% 176
2021 Q4 125,444,986 $2,245,680,516 +$37,319,222 1,791% 158
2021 Q3 125,467,281 $2,356,914,223 +$259,587,637 1,878% 157
2021 Q2 111,668,524 $2,115,379,751 +$146,331,732 1,895% 144
2021 Q1 104,050,471 $1,529,003,550 +$3,670,057 1,470% 129
2020 Q4 104,469,072 $1,460,528,885 +$75,165,636 1,399% 132
2020 Q3 99,355,479 $780,522,275 +$14,554,270 785% 122
2020 Q2 97,653,422 $750,531,320 -$18,250,919 768% 126
2020 Q1 101,564,224 $529,774,062 -$111,231,159 521% 128
2019 Q4 106,135,163 $1,423,110,424 +$1,412,138,972 1,340% 152
2019 Q3 80 $2,000 $0 2,500% 1
2019 Q2 80 $2,000 $0 2,500% 1
2019 Q1 80 $2,000 $0 2,500% 1