Group One Trading
IRON icon

Group One Trading’s Disc Medicine IRON Stock Holding History

Group One Trading’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
Q2 		$161K Buy
+2,200
New +$151K ﹤0.01% 4464
2025
Q1 		– Sell
-3,000
Closed -$190K – 7951
2024
Q4 		$190K Buy
3,000
+1,500
+100% +$86.8K ﹤0.01% 3972
2024
Q3 		$73.7K Hold
1,500
– – ﹤0.01% 4397
2024
Q2 		$67.6K Sell
1,500
-5,700
-79% -$194K ﹤0.01% 4282
2024
Q1 		$448K Buy
7,200
+5,900
+454% +$383K ﹤0.01% 2844
2023
Q4 		$75.1K Buy
+1,300
New +$66.6K ﹤0.01% 4715
2023
Q3 		– Sell
-100
Closed -$4.44K – 7950
2023
Q2 		$4.44K Buy
+100
New +$3.55K ﹤0.01% 6771
2023
Q1 		– Sell
-83,700
Closed -$1.66M – 7548
2022
Q4 		$1.66M Buy
83,700
+80,473
+2,494% +$4.01M ﹤0.01% 1981
2022
Q3 		$159K Buy
3,227
+1,517
+89% +$71.6K ﹤0.01% 4362
2022
Q2 		$87K Buy
+1,710
New +$75.6K ﹤0.01% 5112
2022
Q1 		– Sell
-20
Closed -$2K – 8331
2021
Q4 		$2K Sell
20
-90
-82% -$8.82K ﹤0.01% 7884
2021
Q3 		$13K Sell
110
-307
-74% -$42K ﹤0.01% 7386
2021
Q2 		$81K Buy
417
+270
+184% +$88.8K ﹤0.01% 6164
2021
Q1 		$60K Buy
+147
New +$65.6K ﹤0.01% 6090

Other funds holding IRON

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return
AVLSA
Atlas Venture Life Science Advisors Cambridge, Massachusetts $881M AUM 160.77% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Group One Trading's IRON Position: Q2 2026 in Review

Group One Trading sold out of Disc Medicine (IRON) in Q2 2026, closing a stake of 11 shares — an estimated $756 sold.

Group One Trading first reported a position in IRON in Q1 2021 and held it in 9 quarters. The position peaked at $271K in Q1 2021. 216 funds tracked by Wall St. Rank hold IRON as of Q2 2026.

  • Group One Trading reported no remaining Disc Medicine position as of Q2 2026 after selling out during the quarter.
  • Group One Trading sold 11 Disc Medicine shares in Q2 2026, an estimated $756.
  • Group One Trading first reported a position in Disc Medicine in Q1 2021 and held it in 9 quarters.
  • Group One Trading's Disc Medicine position peaked at $271K in Q1 2021.
  • 216 funds tracked by Wall St. Rank held Disc Medicine as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.