Fred Alger Management’s Disc Medicine IRON Stock Holding History

Fred Alger Management’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	-12,267	Closed	-$974K	–	483
2025 Q4	$974K	Sell	12,267 -1,459	-11%	-$123K	﹤0.01%	363
2025 Q3	$907K	Buy	+13,726	New	+$817K	﹤0.01%	371
2025 Q1	–	Sell	-11,775	Closed	-$747K	–	445
2024 Q4	$747K	Buy	+11,775	New	+$681K	﹤0.01%	373

Other funds holding IRON

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 New York $5.72T AUM 30.48% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

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

Fred Alger Management's IRON Position: Q1 2026 in Review

Fred Alger Management sold out of Disc Medicine (IRON) in Q1 2026, closing a stake of 12,267 shares — an estimated $974K sold.

Fred Alger Management first reported a position in IRON in Q4 2024 and held it in 3 quarters. The position peaked at $974K in Q4 2025. 203 funds tracked by Wall St. Rank hold IRON as of Q1 2026.

Fred Alger Management reported no remaining Disc Medicine position as of Q1 2026 after selling out during the quarter.
Fred Alger Management sold 12,267 Disc Medicine shares in Q1 2026, an estimated $974K.
Fred Alger Management first reported a position in Disc Medicine in Q4 2024 and held it in 3 quarters.
Fred Alger Management's Disc Medicine position peaked at $974K in Q4 2025.
203 funds tracked by Wall St. Rank held Disc Medicine as of Q1 2026.

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