Bessemer Group
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Bessemer Group’s Disc Medicine IRON Stock Holding History

Bessemer Group’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 		– Sell
-2
Closed – – 2597
2025
Q4 		$0 Hold
2
– – ﹤0.01% 2619
2025
Q3 		$0 Sell
2
-10
-83% -$595 ﹤0.01% 2601
2025
Q2 		$1K Hold
12
– – ﹤0.01% 2306
2025
Q1 		$1K Sell
12
-13
-52% -$723 ﹤0.01% 2349
2024
Q4 		$2K Hold
25
– – ﹤0.01% 2225
2024
Q3 		$1K Buy
+25
New +$1.17K ﹤0.01% 2440

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

Bessemer Group's IRON Position: Q1 2026 in Review

Bessemer Group sold out of Disc Medicine (IRON) in Q1 2026, closing a stake of 2 shares.

Bessemer Group first reported a position in IRON in Q3 2024 and held it in 6 quarters. The position peaked at $2K in Q4 2024. 203 funds tracked by Wall St. Rank hold IRON as of Q1 2026.

  • Bessemer Group reported no remaining Disc Medicine position as of Q1 2026 after selling out during the quarter.
  • Bessemer Group sold 2 Disc Medicine shares in Q1 2026.
  • Bessemer Group first reported a position in Disc Medicine in Q3 2024 and held it in 6 quarters.
  • Bessemer Group's Disc Medicine position peaked at $2K in Q4 2024.
  • 203 funds tracked by Wall St. Rank held Disc Medicine as of Q1 2026.

Based on Bessemer Group's 13F filing for Q1 2026, filed 6 May 2026.