CONSTELLIUM SE: Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in CONSTELLIUM SE. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
26
13F filers
Aggregate Value
$510.6M
Across holders
Last Price
—
EOD close
Sector
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GICS
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 2.84M | $90.7M | 17.8% | 0.0% | Reduced | $-12.2M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 2.40M | $76.6M | 15.0% | 0.0% | Added | +$76.6M | Q2 2026 |
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 2.20M | $70.1M | 13.7% | 0.0% | Reduced | $-108.2M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 1.96M | $62.3M | 12.2% | 0.0% | Reduced | $-48.2M | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 1.09M | $34.9M | 6.8% | 0.0% | Added | +$34.4M | Q2 2026 |
| Point72 Asset Management, L.P. CIK 0001603466 | Hedge Fund | 822K | $26.2M | 5.1% | 0.0% | Reduced | $-5.8M | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 641K | $20.4M | 4.0% | 0.0% | Reduced | $-4.9M | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 622K | $19.8M | 3.9% | 0.0% | Added | +$4.8M | Q2 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 552K | $17.6M | 3.4% | 0.0% | Added | +$413K | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 474K | $15.1M | 3.0% | 0.0% | Added | +$11.5M | Q2 2026 |
Reduced
Hedge Fund
$90.7M· 17.8% of total· 0.0% port· 2.84M sh· $-12.2M QoQ· Q2 2026
Added
Hedge Fund
$76.6M· 15.0% of total· 0.0% port· 2.40M sh· +$76.6M QoQ· Q2 2026
Reduced
Hedge Fund
$70.1M· 13.7% of total· 0.0% port· 2.20M sh· $-108.2M QoQ· Q2 2026
Reduced
Hedge Fund
$62.3M· 12.2% of total· 0.0% port· 1.96M sh· $-48.2M QoQ· Q2 2026
Added
Hedge Fund
$34.9M· 6.8% of total· 0.0% port· 1.09M sh· +$34.4M QoQ· Q2 2026
Reduced
Hedge Fund
$26.2M· 5.1% of total· 0.0% port· 822K sh· $-5.8M QoQ· Q2 2026
Reduced
Hedge Fund
$20.4M· 4.0% of total· 0.0% port· 641K sh· $-4.9M QoQ· Q2 2026
Added
Hedge Fund
$19.8M· 3.9% of total· 0.0% port· 622K sh· +$4.8M QoQ· Q2 2026
Added
Institutional Manager
$17.6M· 3.4% of total· 0.0% port· 552K sh· +$413K QoQ· Q2 2026
Added
Hedge Fund
$15.1M· 3.0% of total· 0.0% port· 474K sh· +$11.5M QoQ· Q2 2026
Added
Hedge Fund
$11.6M· 2.3% of total· 0.0% port· 365K sh· +$2.4M QoQ· Q2 2026
Added
Hedge Fund
$11.5M· 2.2% of total· 0.0% port· 359K sh· +$11.2M QoQ· Q2 2026
Reduced
Hedge Fund
$9.9M· 1.9% of total· 0.0% port· 312K sh· $-6.1M QoQ· Q2 2026
Reduced
Hedge Fund
$8.8M· 1.7% of total· 0.4% port· 277K sh· $-7.0M QoQ· Q2 2026
Added
Hedge Fund
$7.8M· 1.5% of total· 0.0% port· 244K sh· +$3.6M QoQ· Q2 2026
Reduced
Hedge Fund
$5.9M· 1.2% of total· 0.0% port· 186K sh· $-6.9M QoQ· Q2 2026
Added
Hedge Fund
$5.1M· 1.0% of total· 0.1% port· 159K sh· +$1.8M QoQ· Q2 2026
Added
Hedge Fund
$3.9M· 0.8% of total· 0.0% port· 122K sh· +$377K QoQ· Q2 2026
New
Hedge Fund
$3.7M· 0.7% of total· 0.0% port· 117K sh· — QoQ· Q2 2026
New
Hedge Fund
$2.9M· 0.6% of total· 0.0% port· 91K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$2.1M· 0.4% of total· 0.0% port· 65K sh· $-1.7M QoQ· Q2 2026
Added
Hedge Fund
$1.5M· 0.3% of total· 0.0% port· 48K sh· +$902K QoQ· Q2 2026
Reduced
Hedge Fund
$1.1M· 0.2% of total· 0.0% port· 36K sh· $-6.9M QoQ· Q2 2026
Added
Hedge Fund
$674K· 0.1% of total· 0.0% port· 21K sh· +$403K QoQ· Q2 2026
New
Hedge Fund
$211K· 0.0% of total· 0.0% port· 7K sh· — QoQ· Q2 2026
Unchanged
Hedge Fund
$135K· 0.0% of total· 0.0% port· 4K sh· $-63K QoQ· Q2 2026
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