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Perceptive Advisors’s Disc Medicine IRON Stock Holding History

Perceptive Advisors’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
-450,743
Closed -$35.8M – 114
2025
Q4 		$35.8M Buy
+450,743
New +$38.1M 0.64% 43
2025
Q2 		– Sell
-150,000
Closed -$7.45M – 97
2025
Q1 		$7.45M Buy
+150,000
New +$8.34M 0.26% 61
2024
Q4 		– Sell
-387,017
Closed -$19M – 110
2024
Q3 		$19M Sell
387,017
-166,420
-30% -$7.81M 0.4% 59
2024
Q2 		$24.9M Sell
553,437
-386,429
-41% -$13.1M 0.6% 48
2024
Q1 		$58.5M Sell
939,866
-83,179
-8% -$5.39M 1.02% 33
2023
Q4 		$59.1M Buy
1,023,045
+127,404
+14% +$6.52M 1.32% 22
2023
Q3 		$42.1M Buy
895,641
+152,803
+21% +$7.64M 1.4% 22
2023
Q2 		$33M Buy
+742,838
New +$26.4M 0.95% 33

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

Perceptive Advisors's IRON Position: Q1 2026 in Review

Perceptive Advisors sold out of Disc Medicine (IRON) in Q1 2026, closing a stake of 450,743 shares — an estimated $35.8M sold.

Perceptive Advisors first reported a position in IRON in Q2 2023 and held it in 8 quarters. The position peaked at $59.1M in Q4 2023. 203 funds tracked by Wall St. Rank hold IRON as of Q1 2026.

  • Perceptive Advisors reported no remaining Disc Medicine position as of Q1 2026 after selling out during the quarter.
  • Perceptive Advisors sold 450,743 Disc Medicine shares in Q1 2026, an estimated $35.8M.
  • Perceptive Advisors first reported a position in Disc Medicine in Q2 2023 and held it in 8 quarters.
  • Perceptive Advisors's Disc Medicine position peaked at $59.1M in Q4 2023.
  • 203 funds tracked by Wall St. Rank held Disc Medicine as of Q1 2026.

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