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Sio Capital Management’s Disc Medicine IRON Stock Holding History

Sio Capital 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 		$4.17M Buy
65,203
+7,617
+13% +$529K 0.6% 43
2025
Q4 		$4.57M Sell
57,586
-227,201
-80% -$19.2M 0.76% 34
2025
Q3 		$18.8M Hold
284,787
– – 4.76% 6
2025
Q2 		$15.1M Buy
284,787
+211,276
+287% +$9.92M 6.05% 2
2025
Q1 		$3.65M Hold
73,511
– – 1.11% 23
2024
Q4 		$4.66M Sell
73,511
-114,430
-61% -$6.62M 1.31% 24
2024
Q3 		$9.24M Sell
187,941
-4,059
-2% -$191K 4.14% 10
2024
Q2 		$8.65M Buy
+192,000
New +$6.52M 3.26% 15

Other funds holding IRON

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RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T 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