CONSTELLIUM SE CSTM

US Industrials Secondary Smelting & Refining of Nonferrous Metals
$29.49
-2.5%
52w: $12.92 – $36.15

Latest 13F among current holders filed 11 days ago (Jun 24, 2026)

Price — last 12 months

research preview data
12.9224.5436.15
Jun 20, 2025 Jul 2, 2026
Institutional holders
313
+60 QoQ
13F value
$3.08B
+29.6% QoQ
Smart-money holders
14
signal tier ≥ 2
New smart buyers
3
Q1 2026
Options barometer
1.1×
$31.3M calls / $27.9M puts

Institutional value by quarter

$3.17B
Q1 2024
$2.60B
Q2 2024
$2.22B
Q3 2024
$1.39B
Q4 2024
$1.33B
Q1 2025
$1.76B
Q2 2025
$1.95B
Q3 2025
$2.38B
Q4 2025
$3.08B
Q1 2026

Number of holders

208
Q1 2024
225
Q2 2024
223
Q3 2024
220
Q4 2024
222
Q1 2025
225
Q2 2025
237
Q3 2025
253
Q4 2025
313
Q1 2026

Who owns CSTM?

Q1 2026 filings
FundTypeSharesValue% of fundChange
BlackRock, Inc. Index provider13.0M$318.7M0.0%-5.6%
Bpifrance SA ★2Fundamental diversified12.6M$309.6M18.7%Held
FMR LLC Long only active7.0M$171.1M0.0%-34.1%
T. Rowe Price Investment Management, Inc. Long only active4.0M$97.4M0.1%-33.9%
VANGUARD PORTFOLIO MANAGEMENT LLC Diversified mechanical3.9M$96.5M0.0%
MILLENNIUM MANAGEMENT LLC Multistrat pod3.5M$85.3M0.1%-44.7%
D. E. Shaw & Co., Inc. Quant stat arb3.2M$79.5M0.1%+5.9%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Quant stat arb3.2M$79.3M0.0%+620.9%
MORGAN STANLEY Bank broker3.2M$78.6M0.0%-14.3%
Nuveen, LLC Diversified mechanical2.8M$69.5M0.0%-0.5%
STATE STREET CORP Index provider2.8M$67.9M0.0%+3.9%
Encompass Capital Advisors LLC ★2Fundamental diversified2.5M$60.9M2.5%-46.8%
AMERICAN CENTURY COMPANIES INC Diversified mechanical2.1M$51.3M0.0%+15.1%
AQR CAPITAL MANAGEMENT LLC Quant stat arb2.1M$51.0M0.0%+17.5%
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Diversified mechanical2.1M$50.5M0.1%+894.4%
JPMORGAN CHASE & CO Bank broker2.1M$47.3M0.0%-1.8%
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. Diversified mechanical1.9M$47.0M0.1%-1.6%
BRIGHTLINE CAPITAL MANAGEMENT, LLC ★2Fundamental concentrated1.8M$45.4M13.4%+0.3%
ALLIANCEBERNSTEIN L.P. Long only active2.3M$43.7M0.0%+1573.5%
SCOPUS ASSET MANAGEMENT, L.P. Other1.7M$41.3M1.3%-2.9%
GEODE CAPITAL MANAGEMENT, LLC Index provider1.7M$41.0M0.0%+2.3%
SG Americas Securities, LLC Diversified mechanical1.5M$36.8M0.0%+53.6%
WESTWOOD HOLDINGS GROUP INC Other1.4M$34.4M0.3%New
GOLDMAN SACHS GROUP INC Bank broker1.4M$33.7M0.0%+0.3%
Kinetic Partners Management, LP ★3Fundamental concentrated1.3M$32.3M1.8%New
ACADIAN ASSET MANAGEMENT LLC Quant stat arb1.3M$31.3M0.0%+252.0%
BEACONLIGHT CAPITAL, LLC ★2Fundamental concentrated1.2M$28.8M16.2%-12.5%
Point72 Asset Management, L.P. Multistrat pod1.0M$24.7M0.0%+216.0%
NORTHERN TRUST CORP Index provider977.6K$24.0M0.0%+3.8%
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Other918.1K$22.6M0.1%New
Cannell & Spears LLC Other909.2K$22.3M0.4%-6.0%
Allianz Asset Management GmbH Diversified mechanical893.9K$22.0M0.0%+408.1%
Engineers Gate Manager LP Diversified mechanical884.1K$21.7M0.3%-15.7%
Bayberry Capital Partners LP ★2Fundamental concentrated874.0K$21.5M7.1%New
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC Bank broker855.7K$21.0M0.0%-1.6%
BANK OF AMERICA CORP /DE/ Bank broker851.2K$20.9M0.0%+100.1%
Penn Capital Management Company, LLC Other844.9K$20.8M1.6%+131.4%
JANE STREET GROUP, LLC Market maker832.5K$20.5M0.0%+165.4%
Soapstone Management L.P. ★3Fundamental concentrated800.0K$19.7M14.0%-40.7%
Balyasny Asset Management L.P. Multistrat pod795.4K$19.6M0.0%+262.6%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider783.2K$19.3M0.0%-3.2%
CITADEL ADVISORS LLC Multistrat pod770.6K$18.9M0.0%+504.4%
COOPER CREEK PARTNERS MANAGEMENT LLC ★2Fundamental diversified764.2K$18.8M0.9%-23.5%
PANAGORA ASSET MANAGEMENT INC Diversified mechanical704.8K$17.3M0.1%+13.5%
Mountaineer Partners Management, LLC ★3Fundamental concentrated658.5K$16.2M8.0%-3.4%
FEDERATED HERMES, INC. Diversified mechanical652.7K$16.0M0.0%+119.7%
NEW YORK STATE COMMON RETIREMENT FUND Diversified mechanical570.2K$14.0M0.0%+99.2%
Kailix Advisors LLC ★2Fundamental diversified494.4K$13.5M11.8%-49.5%
Fisher Asset Management, LLC Long only active539.5K$13.3M0.0%+5202.8%
HRT FINANCIAL LP Diversified mechanical518.8K$12.8M0.0%+63.8%

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