Ameriprise
IRON icon

Ameriprise’s Disc Medicine IRON Stock Holding History

Ameriprise’s Portfolio IRON Stock Details IRON Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.93M Sell
45,837
-37,147
-45% -$2.58M ﹤0.01% 2767
2025
Q4 		$6.59M Buy
82,984
+8,634
+12% +$730K ﹤0.01% 2236
2025
Q3 		$4.91M Sell
74,350
-47,170
-39% -$2.81M ﹤0.01% 2470
2025
Q2 		$6.44M Buy
121,520
+53,615
+79% +$2.52M ﹤0.01% 2154
2025
Q1 		$3.37M Buy
67,905
+62,627
+1,187% +$3.48M ﹤0.01% 2594
2024
Q4 		$335K Buy
+5,278
New +$305K ﹤0.01% 3684

Other funds holding IRON

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $790M AUM 223.66% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
FLSM
Frazier Life Sciences Management Palo Alto, California $3.89B AUM 201.1% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return

Ameriprise's IRON Position: Q1 2026 in Review

Ameriprise reduced its Disc Medicine (IRON) stake by 45% in Q1 2026, selling an estimated $2.58M and leaving 45,837 shares worth $2.93M. The position accounts for ﹤0.01% of the portfolio, ranked #2767.

Ameriprise first reported a position in IRON in Q4 2024 and has held it in 6 quarters since. The position peaked at $6.59M in Q4 2025. 203 funds tracked by Wall St. Rank hold IRON as of Q1 2026.

  • Ameriprise held 45,837 shares of Disc Medicine worth $2.93M as of Q1 2026.
  • Ameriprise sold 37,147 Disc Medicine shares in Q1 2026, an estimated $2.58M.
  • Disc Medicine made up ﹤0.01% of Ameriprise's portfolio in Q1 2026, its #2767 holding.
  • Ameriprise first reported a position in Disc Medicine in Q4 2024 and has held it in 6 quarters since.
  • Ameriprise's Disc Medicine position peaked at $6.59M in Q4 2025.
  • 203 funds tracked by Wall St. Rank held Disc Medicine as of Q1 2026.

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