TIM
CSTM icon

Thornburg Investment Management’s Constellium CSTM Stock Holding History

Thornburg Investment 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 		$5.05M Sell
205,467
-46,268
-18% -$1.1M 0.05% 106
2025
Q4 		$4.75M Buy
+251,735
New +$4.18M 0.06% 128
2014
Q2 		– Sell
-184,800
Closed -$5.42M – 323
2014
Q1 		$5.42M Buy
+184,800
New +$4.84M 0.02% 242

Other funds holding CSTM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
B
Bpifrance Maisons Alfort, Cedex, France $1.36B AUM 21.86% 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

Thornburg Investment Management's CSTM Position: Q1 2026 in Review

Thornburg Investment Management reduced its Constellium (CSTM) stake by 18% in Q1 2026, selling an estimated $1.1M and leaving 205,467 shares worth $5.05M. The position accounts for 0.05% of the portfolio, ranked #106.

Thornburg Investment Management first reported a position in CSTM in Q1 2014 and has held it in 3 quarters since. The position peaked at $5.42M in Q1 2014. 313 funds tracked by Wall St. Rank hold CSTM as of Q1 2026.

  • Thornburg Investment Management held 205,467 shares of Constellium worth $5.05M as of Q1 2026.
  • Thornburg Investment Management sold 46,268 Constellium shares in Q1 2026, an estimated $1.1M.
  • Constellium made up 0.05% of Thornburg Investment Management's portfolio in Q1 2026, its #106 holding.
  • Thornburg Investment Management first reported a position in Constellium in Q1 2014 and has held it in 3 quarters since.
  • Thornburg Investment Management's Constellium position peaked at $5.42M in Q1 2014.
  • 313 funds tracked by Wall St. Rank held Constellium as of Q1 2026.

Based on Thornburg Investment Management's 13F filing for Q1 2026, filed 12 May 2026.