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CSTM icon

Soapstone Management’s Constellium CSTM Stock Holding History

Soapstone Management’s Portfolio CSTM Stock Details CSTM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$19.7M Sell
800,000
-550,000
-41% -$13.1M 14.01% 3
2025
Q4 		$25.4M Sell
1,350,000
-319,099
-19% -$5.3M 18.75% 2
2025
Q3 		$24.8M Sell
1,669,099
-107,460
-6% -$1.54M 16.86% 1
2025
Q2 		$23.6M Buy
1,776,559
+199,360
+13% +$2.24M 15.68% 2
2025
Q1 		$15.9M Buy
1,577,199
+37,242
+2% +$396K 12.43% 4
2024
Q4 		$15.8M Buy
1,539,957
+644,957
+72% +$7.93M 14.86% 2
2024
Q3 		$14.6M Buy
895,000
+178,777
+25% +$3.03M 12.1% 2
2024
Q2 		$13.5M Sell
716,223
-208,777
-23% -$4.34M 9.01% 4
2024
Q1 		$20.5M Buy
925,000
+125,000
+16% +$2.42M 11.42% 1
2023
Q4 		$16M Hold
800,000
– – 8.73% 4
2023
Q3 		$14.6M Sell
800,000
-50,000
-6% -$882K 6.73% 7
2023
Q2 		$14.6M Buy
850,000
+50,000
+6% +$767K 6.53% 8
2023
Q1 		$12.2M Hold
800,000
– – 5.46% 10
2022
Q4 		$9.46M Hold
800,000
– – 3.99% 13
2022
Q3 		$8.11M Hold
800,000
– – 3.17% 13
2022
Q2 		$10.6M Buy
800,000
+50,000
+7% +$799K 4.48% 12
2022
Q1 		$13.5M Hold
750,000
– – 6.18% 9
2021
Q4 		$13.4M Buy
750,000
+146,718
+24% +$2.69M 6.18% 7
2021
Q3 		$11.3M Buy
603,282
+3,282
+0.5% +$63.2K 4.76% 9
2021
Q2 		$11.4M Buy
600,000
+452,076
+306% +$7.79M 4.56% 8
2021
Q1 		$2.17M Buy
+147,924
New +$2.12M 0.97% 19

Other funds holding CSTM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
B
Bpifrance Maisons Alfort, Cedex, France $1.65B AUM 19.85% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Soapstone Management's CSTM Position: Q1 2026 in Review

Soapstone Management reduced its Constellium (CSTM) stake by 41% in Q1 2026, selling an estimated $13.1M and leaving 800,000 shares worth $19.7M. The position accounts for 14.01% of the portfolio, ranked #3.

Soapstone Management first reported a position in CSTM in Q1 2021 and has held it in 21 quarters since. The position peaked at $25.4M in Q4 2025. 313 funds tracked by Wall St. Rank hold CSTM as of Q1 2026.

  • Soapstone Management held 800,000 shares of Constellium worth $19.7M as of Q1 2026.
  • Soapstone Management sold 550,000 Constellium shares in Q1 2026, an estimated $13.1M.
  • Constellium made up 14.01% of Soapstone Management's portfolio in Q1 2026, its #3 holding.
  • Soapstone Management first reported a position in Constellium in Q1 2021 and has held it in 21 quarters since.
  • Soapstone Management's Constellium position peaked at $25.4M in Q4 2025.
  • 313 funds tracked by Wall St. Rank held Constellium as of Q1 2026.

Based on Soapstone Management's 13F filing for Q1 2026, filed 15 May 2026.