CONSTELLIUM SE (CSTM) is held by institutional investors who disclose positions via SEC 13F filings. View the full list of institutional holders on HoldingsIntel.

Are institutions buying or selling CSTM?

HoldingsIntel tracks quarter-over-quarter changes in institutional positions for CONSTELLIUM SE, showing new buyers, position increases, decreases, and exits with conviction-weighted sentiment.

What is the Smart Money Verdict on CSTM?

The Smart Money Verdict combines four independent signals (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for CONSTELLIUM SE.

Is institutional money flowing into CSTM?

151 institutional investors hold CONSTELLIUM SE (CSTM). View detailed buyer/seller breakdown on HoldingsIntel.

What do hedge funds think about CSTM?

Track institutional sentiment and conviction scores for CONSTELLIUM SE (CSTM) including Smart Money Verdict and position changes on HoldingsIntel.

CONSTELLIUM SE

CSTM·F21107101·US·equity·Basic Materials - Aluminum-Activist

CL A SHS

151

Holders

Avg rating(14 Elite)

$2B

Total Value

65% (163)

Fund Consensus

103 buying - 56 selling

Smart Money Verdict

View all

45Weak MomentumSplit Signals

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See how CSTM's score breaks down across 4 SEC sources

Held by 151 funds

14 elite

Who's Trading

ActivistCDCaisse des Depots (CDC)6.2%May 28, 2026

InsiderJMJarrett MartinSell $158KMay 14, 2026

InsiderSLSoultz Bradley LeeBuy $85KMay 14, 2026

InsiderBNBrun NicolasSell $902KMay 11, 2026

InsiderCSCorre StephaneSell $168KMay 8, 2026

Activist

FMR LLC5.1%May 6, 2026

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	13M(-5.6%)	$318.7M	0.0%	+195.27%	0
FMR LLC	Decreased	7M(-34.1%)	$171.1M	0.0%	+220.06%	0
MILLENNIUM MANAGEMENT LLC	Decreased	3.5M(-44.6%)	$85.3M	0.0%	+132.37%	0
DED. E. Shaw & Co., Inc.	Increased	3.2M(+5.9%)	$79.5M	0.0%	+114.75%	32
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	Increased	3.2M(+620.9%)	$79.3M	0.0%	+33.28%	48
MORGAN STANLEY	Decreased	3.2M(-14.3%)	$78.6M	0.0%	+82.99%	0
Nuveen, LLC	Decreased	2.8M(-0.5%)	$69.5M	0.0%	+173.04%	0
STATE STREET CORP	Increased	2.8M(+3.9%)	$67.9M	0.0%	+66.66%	31
AMERICAN CENTURY COMPANIES INC	Increased	2.1M(+15.1%)	$51.3M	0.0%	+86.94%	34
AQR CAPITAL MANAGEMENT LLC	Increased	2.1M(+17.5%)	$51M	0.0%	+86.08%	34
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	Increased	2.1M(+894.5%)	$50.5M	0.1%	+28.54%	47
JPMORGAN CHASE & CO	Decreased	2.1M(-1.8%)	$47.3M	0.0%	+160.16%	0
NANOMURA ASSET MANAGEMENT INTERNATIONAL INC.	Decreased	1.9M(-1.6%)	$47M	0.1%	+68.21%	0
ALLIANCEBERNSTEIN L.P.	Increased	2.3M(+1573.5%)	$43.7M	0.0%	+25.77%	47
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.7M(+2.3%)	$41M	0.0%	+80.45%	30
WESTWOOD HOLDINGS GROUP INC	New	1.4M	$34.4M	0.3%	+23.54%	48
GOLDMAN SACHS GROUP INC	Increased	1.4M(+0.3%)	$33.7M	0.0%	+184.76%	29
Point72 Asset Management, L.P.	Increased	1M(+216.0%)	$24.7M	0.0%	+34.87%	46
NORTHERN TRUST CORP	Increased	977,583(+3.8%)	$24M	0.0%	+81.29%	30
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	New	918,090	$22.6M	0.1%	+23.54%	39

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer