CSTM
CONSTELLIUM (CSTM)
NYSE
$35.72-$0.35 (-0.97%)
Price as of Jun 03, 2026 6:08 PM EDT
  • $4.9B
    Market Cap
  • 184.46%
    1-Year Change
  • Aluminum
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
BLACKROCK, INC.
9.52%
13.0M
-766,091 (-5.91%)
Mar 31, 2026
BPIFRANCE SA
9.25%
12.6M
0 (0.00%)
Mar 31, 2026
BLACKROCK INC.
8.39%
11.4M
+1.7M (+14.53%)
Jun 30, 2024
BLACKROCK FUNDING, INC. /DE
8.27%
11.3M
-1.2M (-10.45%)
Dec 31, 2024
FMR LLC
5.11%
7.0M
-3.6M (-51.82%)
Mar 31, 2026
VANGUARD GROUP INC
2.98%
4.1M
+755,918 (+18.64%)
Dec 31, 2025
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
2.91%
4.0M
-373,908 (-9.44%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions2.4B (50.77%)
  • Mutual Funds2.3B (49.19%)
  • Insiders1.8M (0.04%)
  • Other0 (0.00%)

Insider Transactions

  • 0.04% (1.8M)
    Current InsiderOwnership (%, shares)
  • 4
    Number of InsiderBuying (last 12 months)
  • $2.2M
    Amount of InsiderBuying (last 12 months)
  • 10
    Number of InsiderSelling (last 12 months)
  • $43.7M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Becker Marcus
SVP CPO
Sell
May 28, 2026
$362,957.63
10,391
$34.93
16,784
Soultz Bradley Lee
Buy
May 14, 2026
$84,600.00
2,500
$33.84
2,500
Piquier Ludovic
SVP Manuf Excellence & CTO
Sell
May 12, 2026
$33,570.00
1,000
$33.57
241,713
Brun Nicolas
SVP PA, Comm & Sust
Sell
May 11, 2026
$902,474.85
26,661
$33.85
104,891
Corre Stephane
President, AS&I
Sell
May 08, 2026
$167,600.00
5,000
$33.52
62,313
Brandjes Michiel
Sell
May 05, 2026
$325,000.00
10,400
$31.25
41,600
Hoffmann Philippe
President, A&T
Sell
May 01, 2026
$1.6M
50,000
$31.92
144,153
Jurkovic Philip Ryan
SVP & CHRO
Sell
May 01, 2026
$1.6M
48,784
$32.01
172,149
Deslarzes Jean-Christophe
Buy
May 01, 2026
$41,247.25
1,325
$31.13
42,025
Becker Marcus
SVP CPO
Sell
Mar 16, 2026
$250,900.00
10,000
$25.09
27,175
Corre Stephane
President, AS&I
Award
Mar 12, 2026
$0.00
7,293
$0.00
72,313
Piquier Ludovic
SVP Manuf Excellence & CTO
Award
Mar 12, 2026
$0.00
5,469
$0.00
242,713
Guo Jack Q.
EVP & CFO
Award
Mar 12, 2026
$0.00
19,690
$0.00
210,569
Perkins Matthew B.
President, P&ARP
Award
Mar 12, 2026
$0.00
10,210
$0.00
33,212
Becker Marcus
SVP CPO
Award
Mar 12, 2026
$0.00
3,938
$0.00
37,175
Joerg Ingrid
CEO
Award
Mar 12, 2026
$0.00
31,358
$0.00
409,448
Jurkovic Philip Ryan
SVP & CHRO
Award
Mar 12, 2026
$0.00
10,210
$0.00
220,933
Walters Stephen Charles
SVP GC & Secretary
Award
Mar 12, 2026
$0.00
5,834
$0.00
25,068
Brun Nicolas
SVP PA, Comm & Sust
Award
Mar 12, 2026
$0.00
4,376
$0.00
131,552
Jurkovic Philip Ryan
SVP & CHRO
Sell
Mar 10, 2026
$773,513.00
29,900
$25.87
210,723
Guo Jack Q.
EVP & CFO
Sell
Mar 10, 2026
$1.1M
41,717
$25.87
190,879
Joerg Ingrid
CEO
Sell
Mar 10, 2026
$119,364.18
4,614
$25.87
378,090
Becker Marcus
SVP CPO
Sell
Mar 10, 2026
$28,793.31
1,113
$25.87
33,237
Schild Niklaus
SVP CIO & CDO
Award
Mar 09, 2026
$0.00
5,106
$0.00
35,348
Piquier Ludovic
SVP Manuf Excellence & CTO
Award
Mar 09, 2026
$0.00
30,350
$0.00
237,244
Guo Jack Q.
EVP & CFO
Award
Mar 09, 2026
$0.00
75,874
$0.00
232,596
Jurkovic Philip Ryan
SVP & CHRO
Award
Mar 09, 2026
$0.00
59,276
$0.00
240,623
Corre Stephane
President, AS&I
Buy
Mar 09, 2026
$0.00
8,026
$0.00
66,520
Becker Marcus
SVP CPO
Buy
Mar 09, 2026
$0.00
14,592
$0.00
34,350
Joerg Ingrid
CEO
Award
Mar 09, 2026
$0.00
71,132
$0.00
382,704