Susquehanna International Group
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Susquehanna International Group’s Disc Medicine IRON Stock Holding History

Susquehanna International 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 		$1.04M Sell
16,200
-4,300
-21% -$298K ﹤0.01% 7800
2025
Q4 		$1.63M Buy
20,500
+13,300
+185% +$1.12M ﹤0.01% 6066
2025
Q3 		$476K Buy
+7,200
New +$428K ﹤0.01% 9074
2025
Q2 		– Sell
-6,200
Closed -$308K – 13177
2025
Q1 		$308K Sell
6,200
-13,200
-68% -$734K ﹤0.01% 10022
2024
Q4 		$1.23M Buy
19,400
+15,100
+351% +$873K ﹤0.01% 6456
2024
Q3 		$211K Buy
+4,300
New +$202K ﹤0.01% 10358
2024
Q2 		– Sell
-59,600
Closed -$3.71M – 12628
2024
Q1 		$3.71M Buy
+59,600
New +$3.86M ﹤0.01% 4135
2022
Q3 		– Sell
-487
Closed -$25K – 13646
2022
Q2 		$25K Buy
+487
New +$21.5K ﹤0.01% 12298
2022
Q1 		– Sell
-523
Closed -$46K – 13481
2021
Q4 		$46K Sell
523
-57
-10% -$5.59K ﹤0.01% 12589
2021
Q3 		$70K Sell
580
-127
-18% -$17.4K ﹤0.01% 12224
2021
Q2 		$137K Buy
+707
New +$232K ﹤0.01% 11903

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

Susquehanna International Group's IRON Position: Q1 2026 in Review

Susquehanna International Group increased its Disc Medicine (IRON) stake by 65% in Q1 2026, buying an estimated $423K and bringing the position to 15,406 shares worth $985K. The position accounts for ﹤0.01% of the portfolio, ranked #7925.

Susquehanna International Group first reported a position in IRON in Q1 2021 and has held it in 18 quarters since. The position peaked at $4.02M in Q2 2025. 203 funds tracked by Wall St. Rank hold IRON as of Q1 2026.

  • Susquehanna International Group held 15,406 shares of Disc Medicine worth $985K as of Q1 2026.
  • Susquehanna International Group bought 6,097 Disc Medicine shares in Q1 2026, an estimated $423K.
  • Disc Medicine made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #7925 holding.
  • Susquehanna International Group first reported a position in Disc Medicine in Q1 2021 and has held it in 18 quarters since.
  • Susquehanna International Group's Disc Medicine position peaked at $4.02M in Q2 2025.
  • 203 funds tracked by Wall St. Rank held Disc Medicine as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.